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Auto racing
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Auto racing (also known as car racing, motor racing,[1] or automobile racing) is a motorsport involving the racing of automobiles for competition. In North America, the term is commonly used to describe all forms of automobile sport including non-racing disciplines.
Key Information
Auto racing has existed since the invention of the automobile. Races of various types were organized, with the first recorded as early as 1867. Many of the earliest events were effectively reliability trials, aimed at proving these new machines were a practical mode of transport, but soon became an important way for automobile makers to demonstrate their machines. By the 1930s, specialist racing cars had developed.
There are now numerous different categories, each with different rules and regulations.
History
[edit]


The first prearranged match race of two self-powered road vehicles over a prescribed route occurred at 4:30 A.M. on August 30, 1867, between Ashton-under-Lyne and Old Trafford, England, a distance of 8 mi (13 km). It was won by the carriage of Isaac Watt Boulton.[2]
Internal combustion auto racing events began soon after the construction of the first successful gasoline-fueled automobiles. The first organized contest was on April 28, 1887, by the chief editor of Paris publication Le Vélocipède, Monsieur Fossier.[3] It ran 2 kilometres (1.2 mi) from Neuilly Bridge to the Bois de Boulogne.
On July 22,[4] 1894, the Parisian magazine Le Petit Journal organized what is considered to be the world's first motoring competition, from Paris to Rouen. One hundred and two competitors paid a 10-franc entrance fee.[3]
The first American automobile race is generally considered to be the Thanksgiving Day Chicago Times-Herald race of November 28, 1895.[5] Press coverage of the event first aroused significant American interest in the automobile.[5]
The Targa Florio was an open road endurance automobile race held in the mountains of Sicily, Italy near the island's capital of Palermo. Founded in 1906, it was the oldest sports car racing event, part of the World Sportscar Championship between 1955 and 1973, and it was discontinued in 1977.
The oldest surviving sports car racing event is the 24 Hours of Le Mans, begun in 1923. It is run by the Automobile Club of the West (ACO). Team Ferrari won the race in 2023.
With auto construction and racing dominated by France, the French automobile club ACF staged a number of major international races, usually from or to Paris, connecting with another major city, in France or elsewhere in Europe.
Aspendale Racecourse, in Australia, was the world's first purpose-built motor racing circuit, opening in January 1906. The pear-shaped track was close to a mile in length, with slightly banked curves and a gravel surface of crushed cement.
Brooklands, in Surrey, England, was the first purpose-built 'banked' motor racing venue, opening in June 1907.[6] It featured a 4.43 km (2.75 mi) concrete track with high-speed banked corners.
One of the oldest existing purpose-built and still in use automobile race course in the United States is the 2.5-mile-long (4.0 km) Indianapolis Motor Speedway in Speedway, Indiana. It is the largest capacity sports venue of any variety worldwide, with a top capacity of some 257,000+ seated spectators.[7]
NASCAR was founded by Bill France Sr. on February 21, 1948, with the help of several other drivers. The first NASCAR "Strictly Stock" race ever was held on June 19, 1949, at Daytona Beach, Florida, U.S..
From 1962, sports cars temporarily took a back seat to GT cars, with the Fédération Internationale de l'Automobile (FIA) replacing the World Championship for Sports Cars with the International Championship for GT Manufacturers.[8]
From 1962 through 2003, NASCAR's premier series was called the Winston Cup Series, sponsored by R. J. Reynolds Tobacco Company cigarette brand Winston. The changes that resulted from RJR's involvement, as well as the reduction of the schedule from 56 to 34 races a year, established 1972 as the beginning of NASCAR's "modern era".
The IMSA GT Series evolved into the American Le Mans Series, which ran its first season in 1998.[9] The European races eventually became the closely related European Le Mans Series, both of which mix prototypes and GTs.
Turismo Carretera (TC) is a popular touring car racing series in Argentina, and one of the oldest car racing series still active in the world. The first TC competition took place in 1931 with 12 races, each in a different province. Future Formula One star Juan Manuel Fangio (Chevrolet) won the 1940 and 1941 editions of the TC. It was during this time that the series' Chevrolet-Ford rivalry began, with Ford acquiring most of its historical victories.
Over the last few years, auto racing has seen a transformative shift, echoing past pivots.[citation needed] The industry, much like the cars it champions, has had to navigate through a global pandemic and a persistent chip shortage,[10][11] each threatening to derail production schedules.[12] At the same time, a new course is being charted towards an electric future, a dramatic change in direction that is challenging the old guard of gasoline engines. There is also a growing number of events for electric racing cars, such as the Formula E, the Eco Grand Prix or the Electric GT Championship.[13][citation needed]
Categories
[edit]Open-wheel racing
[edit]




In single-seater (open-wheel) racing, the wheels are not covered, and the cars often have aerofoil wings front and rear to produce downforce and enhance adhesion to the track. The most popular varieties of open-wheel road racing are Formula One, IndyCar Series and Super Formula. In Europe and Asia, open-wheeled racing is commonly referred to as 'Formula', with appropriate hierarchical suffixes. In North America, the 'Formula' terminology is not followed (with the exception of Formula One). The sport is usually arranged to follow an international format (such as Formula One), a regional format (such as the Formula 3 Euro Series), and/or a domestic, or country-specific, format (such as the German Formula 3 championship, or the British Formula Ford).
Formula One is a worldwide series that runs only street circuit and race tracks. These cars are heavily based on technology and their aerodynamics. The speed record was set in 2005 by Juan Pablo Montoya hitting 373 km/h (232 mph).[14] Some of the most prominent races are the Monaco Grand Prix, the Italian Grand Prix, and the British Grand Prix. The season ends with the crowning of the World Championship for drivers and constructors.
In the United States, the most popular series is the IndyCar Series. The cars have traditionally been similar to, though less technologically sophisticated than, F1 cars, with more restrictions on technology aimed at controlling costs. While these cars are not as technologically advanced, they are faster, in part due to their lower downforce compared to Formula One cars, and also because they compete on oval race tracks, being able to average a lap at 388 km/h (241 mph). The series' biggest race is the Indianapolis 500, which is commonly referred to as "The Greatest Spectacle in Racing" due to being the longest continuously run race in the series and having the largest crowd for a single-day sporting event (350,000+).
The other major international single-seater racing series is Formula 2 (formerly known as Formula 3000 and GP2 Series). Regional series include Super Formula and Formula V6 Asia (specifically in Asia), Formula Renault 3.5 (also known as the World Series by Renault, succession series of World Series by Nissan), Formula Three, Formula Palmer Audi and Formula Atlantic. In 2009, the FIA Formula Two Championship brought about the revival of the F2 series. Domestic, or country-specific, series include Formula Three and Formula Renault, with the leading introductory series being Formula Ford.[15]
Single-seater racing is not limited merely to professional teams and drivers. There exist many amateur racing clubs. In the UK, the major club series are the Monoposto Racing Club, BRSCC F3 (formerly ClubF3, formerly ARP F3), Formula Vee, Club Formula Ford and Formula 4. Each series caters to a section of the market, with some primarily providing low-cost racing, while others aim for an authentic experience using the same regulations as the professional series (BRSCC F3). The SCCA is also responsible for sanctioning single-seater racing in much of North America.
There are other categories of single-seater racing, including kart racing, which employs a small, low-cost machine on small tracks. Many of the current top drivers began their careers in karts. Formula Ford represents the most popular first open-wheel category for up-and-coming drivers stepping up from karts. The series is still the preferred option, as it has introduced an aero package and slicks, allowing the junior drivers to gain experience in a race car with dynamics closer to Formula One. The Star Mazda Series is another entry-level series. Indy Lights represent the last step on the Road to Indy, being less powerful and lighter than an IndyCar racer.
Students at colleges and universities can also take part in single-seater racing through the Formula SAE competition, which involves designing and building a single-seater car in a multidisciplinary team and racing it at the competition. This also develops other soft skills, such as teamwork, while promoting motorsport and engineering.
The world's first all-female Formula racing team was created in 2006. The group was an assemblage of drivers from different racing disciplines and formed for an MTV reality pilot, which was shot at Mazda Raceway Laguna Seca.
In December 2005, the FIA gave approval to Superleague Formula racing, which debuted in 2008, whereby the racing teams are owned and run by prominent sports clubs such as A.C. Milan and Liverpool F.C.
After 25 years away from the sport, former Formula 2 champion Jonathan Palmer reopened the F2 category again; most drivers have graduated from the Formula Palmer Audi series. The category is officially registered as the FIA Formula Two championship. Most rounds have two races and are support races to the FIA World Touring Car Championship.
Touring car racing
[edit]
Touring car racing is a style of road racing that is run with production-derived four-seat race cars. The lesser use of aerodynamics means following cars have a much easier time following and passing than in open-wheel racing. It often features full-contact racing with subtle bumping and nudging due to the small speed differentials and large grids.
The major touring car championships conducted worldwide are the Supercars Championship (Australia), British Touring Car Championship, Deutsche Tourenwagen Masters (DTM), World Touring Car Championship and the World Touring Car Cup. The European Touring Car Cup is a one-day event open to Super 2000 specification touring cars from Europe's many national championships. While Super GT traces its lineage to the now-defunct JGTC, the cars are much more similar to GT3 race cars than proper touring cars, and also have much more aggressive aerodynamics.
The Sports Car Club of America's SPEED World Challenge Touring Car and GT championships are dominant in North America. America's historic Trans-Am Series is undergoing a period of transition, but is still the longest-running road racing series in the U.S. The National Auto Sport Association also provides a venue for amateurs to compete in home-built factory-derived vehicles on various local circuits.
Sports car racing
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In sports car racing, production-derived versions of two-seat sports cars, also known as grand tourers (GTs), and purpose-built sports prototype cars compete within their respective classes on closed circuits. The premier championship series of sports car racing is the FIA World Endurance Championship. The main series for GT car racing is the GT World Challenge Europe, divided into two separate championships: the GT World Challenge Europe Sprint Cup and the GT World Challenge Europe Endurance Cup. This series has formed after the folding of the various FIA GT championships.
The prevailing classes of GT cars are GT3, GT4 and GT2 class cars. GT2 cars have powerful engines, often exceeding 600 horsepower. However, they have less downforce than GT3 cars and also have less driver aids. GT3 cars are far and away the most popular class of GT cars, with premier racing series such as the FIA World Endurance Championship and IMSA both using GT3 as their top class of GT car. GT3 cars have more significant aero than a GT2 car, but also have less horsepower, typically falling in between 500 and 550 horsepower. GT4 class cars have very little aerodynamics and less horsepower than GT3 machinery, typically around 450 horsepower. GT4 typically serves as the last step up to premier GT-class racing.
Other major GT championships include the GT World Challenge America, GT World Challenge Asia, Super GT, and the International GT Open. There are minor regional and national GT series using mainly GT4 and GT3 cars featuring both amateur and professional drivers.
Sports prototypes, unlike GT cars, do not rely on road-legal cars as a base. They are closed-wheel and often closed-cockpit purpose-built race cars intended mainly for endurance racing. They have much lower weight, more horsepower and more downforce compared to GT cars, making them much faster. They are raced in the 24 hours of Le Mans (held annually since 1923) and in the (European) Le Mans series, Asian Le Mans Series and the WeatherTech SportsCar Championship. These cars are referred to as LMP (Le Mans prototype) cars with LMH and LMDh cars being run mainly by manufacturers and the slightly less powerful LMP2 cars run by privateer teams. All three Le Mans Series run GT cars in addition to Le Mans Prototypes; these cars have different restrictions than the FIA GT cars.
Another prototype and GT racing championship exists in the United States; the Grand-Am, which began in 2000, sanctions its own endurance series, the Rolex Sports Car Series, which consists of slower and lower-cost Daytona Prototype race cars compared to LMP and FIA GT cars. The Rolex Sports Car Series and American Le Mans Series announced a merger between the two series forming the WeatherTech SportsCar Championship starting in 2014.
These races are often conducted over long distances, at least 1,000 km (621 mi), and cars are driven by teams of two or more drivers, switching every few hours. Due to the performance difference between production-based sports cars and purpose-built sports prototypes, one race usually involves several racing classes, each fighting for its own championship.
Famous sports car races include the 24 Hours of Le Mans, the Rolex 24 at Daytona, 24 Hours of Spa-Franchorchamps, the 12 Hours of Sebring, the 6 Hours of Watkins Glen, and the 1,000-mile (1,600 km) Petit Le Mans at Road Atlanta. There is also the 24 Hours of the Nürburgring on the famed Nordschleife track and the Dubai 24 Hour, which is aimed at GT3 and below cars with a mixture of professional and pro-am drivers.
Production-car racing
[edit]Production-car racing, otherwise known as "showroom stock" in the US, is an economical and rules-restricted version of touring-car racing, mainly used to restrict costs. Numerous production racing categories are based on particular makes of cars.
Most series, with a few exceptions, follow the Group N regulation. There are several different series that are run all over the world, most notably, Japan's Super Taikyu and IMSA's Firehawk Series, which ran in the 1980s and 1990s all over the United States.
Stock car racing
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In North America, stock car racing is the most popular form of auto racing.[16] Primarily raced on oval tracks, stock cars vaguely resemble production cars, but are in fact purpose-built racing machines that are built to tight specifications and, together with touring cars, also called Silhouette racing cars.
The largest stock car racing governing body is NASCAR (National Association for Stock Car Auto Racing). NASCAR's premier series is the NASCAR Cup Series, its most famous races being the Daytona 500, the Southern 500, the Coca-Cola 600, and the Brickyard 400. NASCAR also runs several feeder series, including the Xfinity Series and Craftsman Truck Series (a pickup truck racing series). The series conduct races across the entire continental United States. NASCAR also sanctions series outside of the United States, including the NASCAR Canada Series, NASCAR Mexico Series, NASCAR Whelen Euro Series, and NASCAR Brasil Sprint Race.
NASCAR also governs several smaller regional series, such as the Whelen Modified Tour. Modified cars are best described as open-wheel cars. Modified cars have no parts related to the stock vehicle for which they are named after. A number of modified cars display a "manufacturer's" logo and "vehicle name", yet use components produced by another automobile manufacturer.
There are also other stock car governing bodies, most notably the Automobile Racing Club of America (ARCA).
In the UK, British Stock car racing is also referred to as "Short Circuit Racing". UK Stock car racing started in the 1950s and grew rapidly through the 1960s and 1970s. Events take place on shale or tarmac tracks – usually around 1/4 mile long. There are around 35 tracks in the UK and upwards of 7000 active drivers. The sport is split into three basic divisions – distinguished by the rules regarding car contact during racing. The most famous championship are the BriSCA F1 Stock Cars.
Full-contact formulas include Bangers, Bombers, and Rookie Bangers – and racing features Demolition Derbies, Figure of Eight, and Oval Racing.
Semi Contact Formulas include BriSCA F1, F2, and Superstox – where bumpers are used tactically.
Non-contact formulas include National Hot Rods, Stock Rods, and Lightning Rods.
One-make racing
[edit]One-make, or single marque, championships often employ production-based cars from a single manufacturer or even a single model from a manufacturer's range. There are numerous notable one-make formulae from various countries and regions, some of which – such as the Porsche Supercup and, previously, IROC – have fostered many distinct national championships. Single marque series are often found at the club level, to which the production-based cars, limited modifications, and close parity in performance are very well suited. Some of the better-known single-make series are the Mini 7 Championship (Europe's longest-running one-make championship), the Radical European Masters, John Cooper Mini Challenge, Clio Cup, Ginettas, Caterhams, BMWs, and MX5s. There are also single-chassis single seater formulae, such as Formula Renault and Formula BMW, usually as "feeder" series for "senior" race formula (in the fashion of farm teams).
Drag racing
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In drag racing, the objective is to complete a given straight-line distance, from a standing start, ahead of a vehicle in a parallel lane. This distance is traditionally 1⁄4 mile (400 m), though 1,000 feet (300 m) and 1⁄8 mile (200 m) are also common. The vehicles may or may not be given the signal to start at the same time, depending on the class of racing. Vehicles range from the everyday car to the purpose-built dragster. Speeds and elapsed time differ from class to class. Average street cars cover the 1⁄4 mile in 12 to 16 seconds, whereas a top fuel dragster takes 4.5 seconds or less, reaching speeds of up to 530 km/h (329 mph). Drag racing was organized as a sport by Wally Parks in the early 1950s through the National Hot Rod Association (NHRA). The NHRA was formed to discourage street racing.
When launching, a top fuel dragster will accelerate at 3.4 g (33 m/s2), and when braking parachutes are deployed the deceleration is 4 g (39 m/s2), more than the Space Shuttle experiences. A top fuel car can be heard over 8 miles (13 km) away and can generate a reading equivalent to a magnitude 1.5 to 3.9 earthquake.[17]
Drag racing is two cars head-to-head, the winner proceeding to the next round. Professional classes are all first to the finish line wins. Sportsman racing is handicapped (slower car getting a head start) using an index (a lowest e.t. allowed), and cars running under (quicker than) their index "break out" and lose. The slowest cars, bracket racers, are also handicapped, but rather than an index, they use a dial-in.
Off-road racing
[edit]
In off-road racing, various classes of specially modified vehicles, including cars, compete in races through off-road environments. In North America these races often take place in the desert, such as the famous Baja 1000. Another format for off-road racing happens on closed-course short course tracks such as Crandon International Off-Road Raceway. In the 1980s and 1990s, the short course was extended to racing inside stadiums in the Mickey Thompson Entertainment Group; this format was revived by Robby Gordon in 2013 with his Stadium Super Trucks series.
In Europe, "offroad" refers to events such as autocross or rallycross, while desert races and rally-raids such as the Paris-Dakar, Master Rallye or European "bajas" are called "cross-country rallies".
Kart racing
[edit]
The modern kart was invented by Art Ingels, a fabricator at the Indianapolis-car manufacturer Kurtis-Kraft, in Southern California in 1956. Ingels took a small chainsaw engine and mounted it to a simple tube-frame chassis weighing less than 100 lb. Ingels, and everyone else who drove the kart, were startled at its performance capabilities. The sport soon blossomed in Southern California, and quickly spread around the world. Although often seen as the entry point for serious racers into the sport, kart racing, or karting, can be an economical way for amateurs to try racing and is also a fully-fledged international sport in its own right. A large proportion of professional racing drivers began in karts, often from a very young age, such as Michael Schumacher and Fernando Alonso. Several former motorcycle champions have also taken up the sport, notably Wayne Rainey, who was paralysed in a racing accident and now races a hand-controlled kart. As one of the cheapest ways to race, karting is seeing its popularity grow worldwide.
Despite their diminutive size, karts of the most powerful class, superkart (assuming a weight of 205 kg (452 lb), and a power output of 100 hp (75 kW)), can have a power-to-weight ratio (including the driver) of 490 hp/tonne (0.22 hp/lb). Without the driver, this figure doubles, to almost 980 hp/tonne (0.44 hp/lb).
Historical racing
[edit]
Historic motorsport or vintage motorsport uses vehicles limited to a particular era. Only safety precautions are modernized in these hobbyist races. A historical event can be of various types of motorsport disciplines, from road racing to rallying. Because it is based on a particular era it is more hobbyist-oriented, reducing corporate sponsorship. The only modern equipment used is related to safety and timing. A historical event can be of a number of different motorsport disciplines.
Some of the most famous events include the Goodwood Festival of Speed and Goodwood Revival in Britain and Monterey Historic in the United States. Championships range from "grass root" Austin Seven racing to the FIA Thoroughbred Grand Prix Championship for classic Formula One chassis. While there are several professional teams and drivers in historical racing, this branch of auto sport tends to be contested by wealthy car owners and is thus more amateur and less competitive in its approach.
Other categories
[edit]- Autocross
- Autograss
- Banger racing
- Board track racing
- Demolition derby
- Dirt speedway racing
- Dirt track racing
- Drifting (motorsport)
- Eco-Marathon
- Electric drag racing
- Folkrace
- High Performance Drivers Education
- Hillclimbing
- Ice racing
- Legends car racing
- Midget car racing
- Mini Sprint
- Monster truck
- Mud bogging
- Power Wheels Racing
- Pickup truck racing
- Rallycross
- Road racing
- Short track motor racing
- Slalom
- Solar car racing
- Sprint car racing
- Swamp Buggy racing
- Truck racing
- Wheelstand Competition
Scoring
[edit]Each motor racing series has a points system, and a set of rules and regulations that define how points are accrued. Nearly all series award points according to the finishing position of the competitors in each race. Some series only award points for a certain number of finishing positions. In Formula One, for example, only the top ten finishers get points. Drivers may be forced to finish the race or complete a certain number of the laps in order to score points.
In some series, points are also awarded based on lap leading, lap times, overtaking and qualifying positions (in particular by achieving pole positions and fastest laps). In NASCAR, for example, besides receiving points depending on the final standings, one point is awarded for leading a lap and one point for leading the most laps in the race. In other series, such as for the National Hot Rod Association, points are awarded for attempting the race along with a podium finish in any of the four qualifying rounds, as an incentive to have drivers participate week after week to compete.
Use of flags
[edit]In many types of auto races, particularly those held on closed courses, flags are displayed to indicate the general status of the track and to communicate instructions to competitors. While individual series have different rules, and the flags have changed from the first years (e.g., red used to start a race), these are generally accepted.
| Flag | Displayed from the start tower | Displayed from the observation post |
|---|---|---|
| The session has started or resumed after a full course caution or stop. | End of the hazardous section of the track. | |
| Full course caution condition for ovals. On road courses, it means a local area of caution. Depending on the type of racing, either two yellow flags will be used for a full course caution or a sign with 'SC' (Safety car) will be used as the field follows the pace/safety car on track and no cars may pass. However, if the safety car gives a green light, then the cars behind can pass the safety car (lapped cars only). | Local caution condition —no cars may pass at the particular corner where being displayed. When Stationary indicates hazard off-course, when Waving indicates hazard on-course. | |
| Debris, fluid, or other hazard on the track surface. | Debris, fluid, or other hazard on the track surface. | |
| The car with the indicated number must pit for consultation. | The session is halted, all cars on the course must return to the pit lane. May also be seen combined with a green flag to indicate oil on the track, typically referred to as a 'pickle' flag combination. | |
| The car with the indicated number has mechanical trouble and must pit. | ||
| The driver of the car with the indicated number has been penalized for misbehaviour. | ||
| The driver of the car with the indicated number is disqualified or will not be scored until they report to the pits. | ||
| The car should give way to faster traffic. This may be an advisory or an order depending on the series. | A car is being advised or ordered to give way to faster traffic approaching. | |
| The session is stopped. All cars must halt on the track or return to the pit lane. | ||
| Depending on the series, either one lap remains or a slow vehicle is on the track. | A slow vehicle is on the track. | |
| The session has concluded. |
Accidents
[edit]The worst accident in racing history is the 1955 Le Mans disaster, where more than 80 people died, including the French driver Pierre Levegh.[18]
Racing-car setup
[edit]In auto racing, the racing setup or car setup is the set of adjustments made to the vehicle to optimize its behaviour (performance, handling, reliability, etc.). Adjustments can occur in suspensions, brakes, transmissions, engines, tires, and many others.
Aerodynamics
[edit]Aerodynamics and airflow play big roles in the setup of a race car. Aerodynamic downforce improves the race car's handling by lowering the center of gravity and distributing the weight of the car equally on each tire.[19] Once this is achieved, fuel consumption decreases and the forces against the car are significantly lowered. Many aerodynamic experiments are conducted in wind tunnels, to simulate real-life situations while measuring the various drag forces on the car.[20] These "Rolling roads" produce many wind situations and direct air flow at certain speeds and angles.[21] When a diffuser is installed under the car, the amount of drag force is significantly lowered, and the overall aerodynamics of the vehicle is positively adjusted.[20] Wings and canards channel the airflow in the most efficient way to get the least amount of drag from the car. It is experimentally proven that downforce is gained and the vehicle's handling is considerably changed when aerodynamic wings on the front and rear of the vehicle are installed.[20]
Suspension
[edit]Suspension plays a huge part in giving the race car the ability to be driven optimally. Shocks are mounted vertically or horizontally to prevent the body from rolling in the corners. The suspension is important because it makes the car stable and easier to control and keeps the tires on the road when driving on uneven terrain. It works in three different ways including vertically, longitudinally, and laterally to control movement when racing on various tracks.[19]
Tyres
[edit]Tyres called R-Compounds are commonly used in motorsports for high amounts of traction. The soft rubber allows them to expand when they are heated up, making more surface area on the pavement, therefore producing the most traction.[19] These types of tyres do not have grooves on them. Tyre pressure is dependent on the temperature of the tyre and track when racing. Each time a driver pulls into the pits, the tyre pressure and temperature should be tested for optimal performance. When the tyres get too hot they will swell or inflate and need to be deflated to the correct pressure.[19] When the tyres are not warmed up they will not perform as well.
Brakes
[edit]Brakes on a race car are imperative in slowing and stopping the car at precise times and wear quickly depending on the road or track on which the car is being raced, how many laps are being run, track conditions due to weather, and how many caution runs require more braking. There are three variables to consider in racing: brake pedal displacement, brake pedal force, and vehicle deceleration.[22] Various combinations of these variables work together to determine the stiffness, sensitivity, and pedal force of the brakes. When using the brakes effectively, the driver must go through a buildup phase and end with a modulating phase. These phases include attaining maximum deceleration and modulating the brake pressure.[22] Brake performance is measured in bite and consistency. Bite happens when the driver first applies the brakes and they have not warmed up to the correct temperature to operate efficiently. Consistency is measured in how consistent the friction is during the entire time of braking. These two measurements determine the wear of the brakes.[22]
Engine
[edit]The race car's engine needs a considerable amount of air to produce maximum power. The air intake manifold sucks the air from scoops on the hood and front bumper and feeds it into the engine. Many engine modifications to increase horsepower and efficiency are commonly used in many racing-sanctioning bodies.[19] Engines are tuned on a machine called a dynamometer, which is commonly known in the racing world as a DYNO. The car is driven onto the DYNO and many gauges and sensors are hooked up to the car that are controlled by an online program to test force, torque, or power. Through the testing, the car's engine maps can be changed to get the most horsepower and ultimately speed out of the vehicle.
Racing drivers
[edit]
Racing drivers, at the highest levels, can be paid by the team, or by sponsors, and can command substantial salaries. Drivers who pay for their positions, or seats, within racing teams are typically known as pay drivers, or gentleman drivers.[23] Drivers may also enter events as privateers.
Contrary to popular assumption, racing drivers as a group do not have unusually strong reflexes or peripheral response time.[24] During repeated physiological and psychological evaluations of professional racing drivers, the two characteristics that stand out are racers' near-obsessive need to control their surroundings—psychological—and an unusual ability to process fast-moving information —physiological. Researchers have noted a strong correlation between racing driver psychological profiles and those of fighter pilots. In tests comparing racing drivers to the general public, the greater the complexity of the information processing matrix, the greater the speed gap between the two groups.[25]
Due partly to the performance capabilities of modern racing cars, racing drivers require a high level of fitness, focus, and the ability to concentrate at high levels for long periods in an inherently difficult environment. They are often subject to injuries in the lumbar, shoulder, and neck regions.[26] Racing drivers experience large g-forces due to formula cars and sports prototypes generating high levels of downforce, and being able to corner at high speeds.[27] Formula One drivers routinely experience lateral loads in excess of 4.5 g (44 m/s2; 140 ft/s2), requiring drivers to commit to frequent neck training regimens.[28]
See also
[edit]References
[edit]- ^ "motor racing (noun) definition and synonyms Macmillan Dictionary". macmillandictionary.com. Retrieved September 2, 2019.
- ^ "Isaac Watt Boulton". gracesguide.co.uk. Retrieved July 27, 2016.
- ^ a b Paolozzi, Rémi (May 28, 2003). "The cradle of motorsport". Welcome to Who? What? Where? When? Why? on the World Wide Web. Forix, Autosport, 8W.
- ^ "Le Petit journal". Gallica (in French). July 23, 1894. p. 1. Retrieved September 2, 2019.
- ^ a b Berger, Michael L. (2001). The automobile in American history and culture: a reference guide. Greenwood Publishing Group. p. 278. ISBN 978-0-313-24558-9.
- ^ Sammy, Davis (August 17, 1967). "How Brooklands started". Autocar. Vol. 127, no. 3731. p. 43.
- ^ "Stadium List: 100 000+ Stadiums". worldstadiums.com. Archived from the original on October 23, 2006. Retrieved September 2, 2013.
- ^ Jenkinson, Dennis (1983). The Automobile Year Book of Sports Car Racing. Motorbooks International. ISBN 978-2-88001-129-1.
- ^ Perez, A.J. (August 30, 2007). "Le Mans series showcases prototype race cars". USA Today. Gannett Company. Retrieved August 20, 2008.
- ^ Benson, Andrew (March 4, 2020). "Coronavirus: F1 will not hold race in country preventing teams entering". BBC Sport. British Broadcasting Corporation. Archived from the original on March 5, 2020. Retrieved September 22, 2025.
- ^ "Supply chain issues and autos: When will the chip shortage end?". J.P. Morgan. April 18, 2023. Retrieved September 22, 2025.
- ^ Joe Miller (January 18, 2021). "Chip shortage forces Audi to delay production". Financial Times. Retrieved September 22, 2025.
- ^ Sheikh, Shahzad (May 25, 2024). "Electric motorsports: racing towards the future". EVLife. Retrieved October 28, 2024.
- ^ "Blink and you'll miss these F1 records". Red Bull. Retrieved August 8, 2018.
- ^ "Formula Ford". Archived from the original on May 17, 2022. Retrieved June 21, 2022.
- ^ Fryer, Jenna (November 8, 2007). "Addition of IndyCar champ Hornish will give Penske third Cup team". ESPN News Services. Charlotte, North Carolina: ESPN Internet Ventures. Associated Press. Retrieved February 8, 2009.
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External links
[edit]
Media related to Automobile racing at Wikimedia Commons
- Sanctioning bodies
- Motorsports UK Association
- American Le Mans Series (ALMS)
- Indy Racing League (IRL)
- Fédération Internationale de l'Automobile (FIA)
- Grand American Road Racing Association
- International Conference of Sports Car Clubs (ICSCC)
- International Hot Rod Association (IHRA)
- International Motor Sports Association (IMSA)
- National Auto Sport Association
- National Association for Stock Car Auto Racing (NASCAR)
- National Hot Rod Association (NHRA)
- No Prep Racing
- SCORE International Off-Road Racing
- Sports Car Club of America (SCCA)
- United States Auto Club (USAC)
- Formula One (F1)
- Confederation of Australian Motorsport (CAMS)
- Best In The Desert Off-Road Racing
Auto racing
View on GrokipediaHistory
Origins in the late 19th century
The invention of the automobile is widely attributed to Karl Benz, who in 1885 constructed the Benz Patent-Motorwagen, a three-wheeled vehicle powered by a single-cylinder four-stroke gasoline engine, marking the first practical self-propelled road vehicle.[4] This breakthrough, patented on January 29, 1886, as a "vehicle powered by a gas engine" (patent number 37435), ignited interest in motorized transport across Europe, particularly in France and Germany, where engineers and manufacturers sought to refine the technology for public roads.[4] The Motorwagen's top speed of about 16 km/h and its successful test drives demonstrated the feasibility of automobiles, shifting perceptions from novelty to potential utility and sparking competitive demonstrations to showcase reliability and innovation.[5] The first organized automobile competition emerged in 1894 with the Paris-Rouen Trial, a 126 km reliability event from Paris to Rouen, France, initiated by journalist Pierre Giffard, editor of the newspaper Le Petit Journal, to celebrate the centenary of inventor Nicolas-Joseph Cugnot and promote emerging automotive technology.[6] Of 102 registered entries representing diverse propulsion methods—including steam, electric, petroleum, and even compressed air—only 21 vehicles qualified under basic safety and non-animal power criteria, with 17 completing the course after stops for mechanical issues and inspections.[7] The event prioritized vehicle dependability over outright speed, lacking formal racing rules and emphasizing ease of operation, comfort, and safety; winners were declared based on a judging panel's assessment, with shared honors going to the steam-powered De Dion Bouton and petroleum-driven Peugeot Type 5, both averaging under 20 km/h.[8] This trial, held on July 22, 1894, drew massive public attention, boosting manufacturer prestige and encouraging tourism along the route by highlighting scenic French roadways.[6] Building on this momentum, the 1895 Paris-Bordeaux-Paris race, also organized by Le Petit Journal, represented the first true endurance contest, covering 1,178 km round-trip over public roads in under 100 hours to test long-distance viability.[9] Of around 46 entrants, 22 started after qualification, but only nine finished, with Émile Levassor winning in a Panhard et Levassor after 48 hours and 48 minutes, achieving an average speed of 24.4 km/h despite breakdowns, dust, and rudimentary repairs conducted roadside.[10] The event underscored the promotional role of such races in advancing internal-combustion engines and chassis designs, as manufacturers like Panhard and Peugeot vied for technological superiority to attract investors and consumers in Europe.[11] By 1900, international competition arrived with the inaugural Gordon Bennett Cup, held in France from Paris to Lyon over 566 km on June 14, organized by American newspaper publisher James Gordon Bennett Jr. to foster global automotive progress through national team entries.[12] Five cars started under ad-hoc rules limiting weight and emphasizing speed on timed public roads, with France's Fernand Charron victorious in a 40 hp Panhard et Levassor after 9 hours and 4 minutes, averaging about 62 km/h and securing prestige for French engineering amid growing manufacturer rivalries.[13] These early events, driven by desires to validate automobile reliability, stimulate technological innovation, and enhance tourism via publicized routes, laid the groundwork for auto racing without standardized regulations, often relying on newspaper sponsorship for organization and publicity.[14]Expansion during the early 20th century
The early 20th century marked a pivotal phase in the professionalization of auto racing, driven by the establishment of international competitions that elevated the sport from localized events to a globally recognized spectacle. The Gordon Bennett Cup, initiated in 1900 and concluding in 1905, served as the inaugural international motor racing series, conceived by American newspaper publisher James Gordon Bennett Jr. to foster competition among nations.[15] This event rotated annually across host countries—beginning in France in 1900, moving to Germany in 1901, Ireland in 1902 and 1903, Germany again in 1904, and returning to France in 1905—while emphasizing national teams rather than individual entrants, which heightened patriotic fervor and international prestige.[16] By 1905, the cup had become the world's premier race, showcasing rapid advancements in automobile technology and drawing massive crowds, though its finale in Auvergne, France, highlighted the grueling nature of the courses with elimination trials and challenging terrain.[17] Efforts to standardize the burgeoning sport led to the formation of the Association Internationale des Automobile Clubs Reconnus (AIACR) in 1904, an organization uniting national automobile clubs to establish uniform rules for competitions, licensing, and technical specifications.[18] This body laid the groundwork for regulated international events, addressing the chaos of disparate national regulations that had previously hindered cross-border racing. Building on this framework, the first Grand Prix race emerged in 1906 as the French Grand Prix, organized by the Automobile Club de France (ACF) on a 64-mile circuit of public roads near Le Mans, spanning two days and covering over 760 miles.[19] Hungarian driver Ferenc Szisz claimed victory in a Renault AK, averaging around 59 mph, underscoring the event's role in promoting manufacturer innovation and endurance testing under controlled yet demanding conditions.[20] Public safety concerns, amplified by catastrophic incidents in open-road races, prompted a critical shift from public highways to purpose-built circuits in the early 1900s. The 1903 Paris-Madrid race, organized by the ACF as a 807-mile endurance challenge from Versailles to Madrid, exemplified this danger when it resulted in at least eight fatalities—including drivers like Marcel Renault and numerous spectators—due to high speeds on unprepared roads, leading to crashes into crowds and barriers.[21] The event was halted prematurely at Bordeaux by French authorities, and the ensuing outrage prompted widespread bans on city-to-city road races across Europe by mid-1903, as governments prioritized public welfare over the sport's spectacle.[22] This tragedy accelerated the development of enclosed tracks, such as the UK's Brooklands circuit in 1907, which became the world's first purpose-built motor racing venue, allowing safer, controlled high-speed racing while enabling promoters to monetize admissions.[11] In the United States, this evolution manifested in the creation of the Indianapolis 500 in 1911, the first long-distance oval race held at the Indianapolis Motor Speedway, a 2.5-mile rectangular track paved with over 3.2 million bricks in 1909 to provide a durable surface for speeds exceeding 80 mph.[23] Ray Harroun won the inaugural 500-mile event on May 30, 1911, completing it in nearly 6.5 hours at an average speed of 74.6 mph, establishing the race as a cornerstone of American motorsport and attracting international entries that highlighted the sport's transatlantic growth.[24] Parallel to circuit racing, the pursuit of land speed records captivated enthusiasts and engineers, pushing automotive limits on vast, flat expanses like beaches and salt flats. British racer Henry Segrave played a key role in this arena, setting multiple records in the 1920s, including a landmark 203.79 mph mark in 1927 at Daytona Beach, Florida, using a twin-engined Sunbeam, and culminating with 231.45 mph in 1929 aboard the Irving-Napier Golden Arrow, which featured advanced aerodynamics and a 24-liter engine.[25] Segrave's achievements, though tragically ended by his death in a hydroplane accident shortly after, inspired subsequent record attempts and demonstrated the intersection of racing and experimental engineering. This legacy peaked in 1935 when Sir Malcolm Campbell, also British, became the first to exceed 300 mph, achieving an average of 301.13 mph on September 3 at the Bonneville Salt Flats in Utah with his Blue Bird, powered by a supercharged Rolls-Royce V12 engine, on the vast, hard-packed salt surface ideal for straight-line velocity.[26] These records not only advanced speed thresholds but also influenced vehicle design, favoring streamlined bodies and powerful propulsion systems that later informed circuit racing innovations.Post-World War II growth and globalization
Following World War II, auto racing experienced a significant revival as nations rebuilt their infrastructures and economies, allowing motorsport activities to resume on a larger scale. The Fédération Internationale de l'Automobile (FIA) was established in 1946, reorganizing the pre-war Association Internationale des Automobile Clubs Reconnus (AIACR) to govern international motorsport and standardize rules for post-war competitions. This framework facilitated the return of endurance events, such as the 24 Hours of Le Mans, which had been suspended since 1939 and resumed in 1949 with 49 entries, marking a renaissance for the race and attracting renewed manufacturer participation from teams like Ferrari.[27] The creation of the Formula One World Championship in 1950, under FIA oversight, represented a pivotal step in formalizing grand prix racing globally, with the inaugural race held on May 13 at Silverstone Circuit in the United Kingdom, won by Giuseppe Farina for Alfa Romeo.[28] The series quickly gained prominence through dominant performances, notably by Argentine driver Juan Manuel Fangio, who secured five drivers' championships between 1951 and 1957 with Alfa Romeo, Mercedes-Benz, Ferrari, and Maserati, achieving 24 grand prix victories and establishing Formula One as a showcase for engineering and driver skill.[29] In the United States, the National Association for Stock Car Auto Racing (NASCAR) was founded in 1948 by Bill France Sr., evolving from informal stock car events rooted in Prohibition-era bootlegging runs where modified vehicles evaded authorities on rural roads.[30] NASCAR's growth in the 1950s and 1960s centered on oval track racing, with the introduction of paved superspeedways like Daytona International Speedway in 1959 drawing larger crowds and emphasizing high-speed, production-based competition.[30] Globalization accelerated in the post-war era as Formula One expanded beyond Europe, introducing races to new continents to broaden its appeal and commercial potential. The series ventured into Africa with the 1958 Moroccan Grand Prix at Ain-Diab Circuit, the first championship event on the continent, and later the South African Grand Prix joining the championship calendar in 1962, fostering international participation from local drivers and teams.[31] In Asia, the Japanese Grand Prix returned to the calendar in 1987 at Suzuka Circuit, after its initial runs in 1976 and 1977 at Fuji Speedway, signaling growing interest from emerging markets and enhancing the sport's worldwide footprint.[32] Television broadcasts, which began gaining traction in the 1960s with live coverage of key events like the British Grand Prix, amplified this expansion by reaching global audiences and driving economic growth through increased sponsorships from tobacco, oil, and automotive brands during the 1950s-1970s boom.[33] This period also saw critical safety reforms prompted by tragedies, such as the 1955 Le Mans disaster where a collision between a Mercedes-Benz and Jaguar led to 83 spectator deaths and one driver fatality, resulting in circuit modifications like added barriers and deceleration zones, as well as FIA-mandated changes to car designs and event protocols.[34]Modern developments since 2000
Since 2000, auto racing has undergone significant technological evolution, particularly with the integration of hybrid and electric powertrains to enhance efficiency and align with broader environmental objectives. In Formula One, the 2014 season marked the introduction of 1.6-liter V6 turbo-hybrid power units, which dramatically improved thermal efficiency from approximately 30% in previous naturally aspirated engines to over 50%, allowing teams to extract more power from limited fuel while reducing consumption by more than 30% per lap compared to 2013 levels.[35][36] This shift not only boosted performance but also influenced road car technologies, such as energy recovery systems. Paralleling this, the FIA Formula E Championship launched in September 2014 with its inaugural race in Beijing, establishing the first all-electric single-seater series to accelerate the development and adoption of sustainable mobility solutions, drawing major automakers and attracting over 4,500 participants in educational initiatives by 2024.[37][38] The COVID-19 pandemic profoundly disrupted the 2020 racing calendars, leading to widespread suspensions and innovative adaptations. Major series like NASCAR halted operations on March 13, 2020, with 32 events remaining, prompting rescheduling and the introduction of virtual races to maintain fan engagement; for instance, NASCAR's iRacing Pro Invitational Series averaged around 1 million viewers per event on FS1 and Fox, filling the void left by canceled live events.[39][40] Similarly, IndyCar launched the iRacing Challenge as a temporary esports replacement, boosting the platform's popularity and sustaining competitive spirit among drivers during quarantines. These virtual formats not only mitigated financial losses but also expanded esports' role in motorsport, with iRacing continuing to host professional events post-pandemic.[41] Efforts to promote diversity have gained momentum in the 2010s, addressing historical underrepresentation in the sport. The FIA's Women in Motorsport Commission, established in 2010, has driven inclusivity through programs like the 2018 launch of FIA Girls on Track, which aims to engage girls aged 8-18 in motorsport via karting challenges, workshops, and mentorship to foster gender equality and increase female participation.[42][43] A notable milestone was Susie Wolff's participation in the 2014 British Grand Prix free practice session for Williams, marking the first female driver in an official F1 weekend session in 22 years and highlighting pathways for women in high-level competition.[44][45] Sustainability has become a core focus, with series committing to carbon-neutral operations amid global climate pressures. The FIA World Endurance Championship (WEC), incorporating events like the 24 Hours of Le Mans, launched its Race to 2030 program in the 2020s to reduce CO2 emissions by 30% by 2030 through optimized logistics, sustainable fuels, and carbon capture initiatives, aiming for carbon neutrality by 2030.[46][47] Complementing this, Extreme E debuted in April 2021 with its inaugural Desert X Prix in Saudi Arabia, featuring electric off-road SUVs to spotlight climate-vulnerable environments and promote electric vehicle technology in rugged terrains across five continents.[48] By 2025, sustainability efforts advanced further with Formula E introducing the Gen3 Evo platform for enhanced energy efficiency and the FIA exploring hydrogen power units for endurance racing toward 2030 goals.[49] These developments underscore racing's pivot toward eco-friendly innovation, evidenced by record audiences like the 2021 Abu Dhabi Grand Prix, which drew 108.7 million global viewers for its dramatic season finale.[50] The global racing industry's economic footprint has expanded substantially, with a 2021 FIA study valuing its direct and indirect contributions at €160 billion in annual gross output, supporting 1.5 million jobs worldwide through events, manufacturing, and tourism—a figure projected to grow amid rising electrification and digital engagement by 2025.[51][52]Racing categories
Open-wheel racing
Open-wheel racing involves single-seater automobiles characterized by exposed wheels without fenders, designed to prioritize aerodynamic efficiency and generate substantial downforce for enhanced cornering speeds on road courses.[53] These vehicles, often referred to as formula cars, feature open cockpits and lightweight chassis optimized for high-speed handling rather than enclosed bodywork.[54] The emphasis on aerodynamics allows drivers to navigate tight corners at velocities that would be impossible in other racing formats, making precision and driver skill paramount.[53] The premier series in open-wheel racing is the FIA-governed Formula One World Championship, which in 2025 consists of 24 Grands Prix held across global circuits, showcasing the pinnacle of technological innovation and international competition.[55] Another major category is the NTT IndyCar Series, which combines oval track racing with road and street courses, featuring 17 events in 2025 and highlighted by the iconic Indianapolis 500 at Indianapolis Motor Speedway.[56] These series exemplify open-wheel racing's focus on raw speed and agility, with Formula One emphasizing circuit-based precision and IndyCar blending high-banking ovals for diverse challenges.[57] Key characteristics include advanced safety features such as the halo device, a titanium bar introduced in Formula One in 2018 to protect drivers' heads from debris and collisions.[58] Tire management plays a crucial role, with Pirelli supplying three slick compounds from a range of six (C1 to C6) tailored to each track's demands, such as harder options for abrasive surfaces and softer ones for high-grip layouts.[59] Vehicles in these series routinely achieve top speeds exceeding 370 km/h, as demonstrated by the Formula One record of 378 km/h set by Valtteri Bottas during the 2016 Baku qualifying.[60] Historically, open-wheel racing has produced legendary figures like Ayrton Senna, who secured 41 Grand Prix victories between 1985 and 1994, renowned for his mastery in wet conditions and qualifying prowess.[61] Iconic events, such as the Monaco Grand Prix on its narrow street circuit, test drivers with tight corners, elevation changes, and limited overtaking opportunities, demanding flawless execution to avoid barriers.[62] Team dominance has also defined eras, with Mercedes-AMG Petronas securing eight consecutive Constructors' Championships from 2014 to 2021, powered by superior hybrid engine technology and strategic excellence.[63]Touring car racing
Touring car racing is a motorsport discipline that utilizes silhouette cars, which are heavily modified versions of production sedans designed to resemble their road-going counterparts externally while incorporating race-specific chassis, suspension, and powertrains for circuit competition.[64] These vehicles emphasize manufacturer involvement and fan accessibility by basing designs on popular saloon models, distinguishing them from more exotic prototypes. The TCR (Touring Car Racing) class, introduced in 2015 by the WSC Group, standardized specifications for front-wheel-drive cars with 2.0-liter turbocharged engines, promoting global adoption through cost-controlled, production-derived platforms.[65] Prominent series include the Deutsche Tourenwagen Meisterschaft (DTM), which launched in 1984 as Germany's premier touring car championship using Group A regulations before evolving into its modern Class 1 format.[66] The British Touring Car Championship (BTCC), established in 1958 as the British Saloon Car Championship, remains one of the world's longest-running series, known for its competitive domestic fields.[67] The FIA World Touring Car Cup (WTCR), debuting in 2018, serves as the global pinnacle, merging TCR technical rules with international events to foster worldwide manufacturer participation.[68] Key elements of touring car racing include success ballast systems, where victorious cars incur weight penalties—up to 60 kg in the BTCC—to balance performance and encourage close, wheel-to-wheel action.[69] Standardized components, such as engines and aerodynamics in TCR and Next Generation Touring Car (NGTC) rules for the BTCC, minimize technological gaps and heighten the focus on driver skill.[70] Iconic events like the Bathurst 1000 in Australia add an endurance dimension, with pairs of drivers tackling the 1000 km Mount Panorama circuit in V8-powered Supercars derived from production models.[71] Manufacturer rivalries, such as Audi versus Mercedes in the DTM during the early 2000s, underscored intense battles for supremacy, with Audi securing multiple titles through innovative V8 powertrains.[72] Power outputs are typically capped at around 350-500 horsepower across series—350 hp in TCR cars and up to 500 hp in DTM—to prioritize handling and strategy over raw speed disparities.[73]Sports car racing
Sports car racing is a category of auto racing that emphasizes endurance and reliability, with competitions typically lasting between 6 and 24 hours to test the durability of vehicles, drivers, and teams under prolonged stress. Unlike sprint-focused formats, it features multi-class racing where prototypes and production-derived grand tourers share the track, allowing diverse machinery to vie for overall and class victories. Key classes include Le Mans Hypercar (LMH), the top-tier hybrid prototypes formerly known as LMP1, Le Mans Prototype 2 (LMP2) for spec-based customer entries, and Le Mans Grand Touring 3 (LMGT3) for modified production sports cars, with regulations designed to promote close competition across performance levels.[74][75] The FIA World Endurance Championship (WEC), launched in 2012, serves as the premier global series, organizing eight rounds annually on road courses worldwide and crowning manufacturers', teams', and drivers' champions in multiple classes. In North America, the IMSA WeatherTech SportsCar Championship provides a comparable multi-class platform, sanctioning 11 events that blend professional and gentleman drivers while showcasing cutting-edge automotive technology. Both series prioritize strategic elements like pit stops and driver rotations, fostering intense battles within and between classes.[76][77] Iconic events define the discipline, including the 24 Hours of Le Mans, which began in 1923 as a test of automotive endurance and has evolved into the sport's pinnacle, drawing massive international fields. By 2025, the race featured three primary classes—Hypercar, LMP2, and LMGT3—with 62 entries competing over the Circuit de la Sarthe. The Rolex 24 at Daytona, established as a full 24-hour event in 1966, anchors the IMSA calendar and similarly highlights endurance on a mix of high-banked ovals and road sections.[78][79][80] Technological advancements, such as hybrid prototypes introduced in 2014 under LMP1 rules, integrate electric boost systems with internal combustion engines to achieve outputs exceeding 1,000 horsepower while improving fuel efficiency for long stints. Balance of Performance (BoP) regulations, applied by series organizers, adjust parameters like minimum weight, power output, and aerodynamic restrictions to equalize diverse car designs, ensuring fair racing without compromising innovation. In 2025, global participation spanned more than 20 manufacturers across WEC and IMSA, including Toyota, which secured a streak of five consecutive overall victories at Le Mans from 2018 to 2022 before facing stronger Hypercar competition.[81][82][83][84]Production-car racing
Production-car racing features competitions using stock or lightly tuned vehicles derived from standard road-going production models, with classes organized by engine displacement, type, or performance indices to promote balanced racing. These events test the real-world capabilities of everyday cars under competitive conditions, prioritizing reliability, handling, and driver skill over extensive modifications. Unlike more altered categories, production-car racing maintains close ties to consumer vehicles, appealing to both professional teams and grassroots enthusiasts. Prominent international series include the FIA World Touring Car Cup (WTCR), which evolved from the World Touring Car Championship (WTCC) in the late 2010s by adopting TCR technical regulations that mandate homologated production-based chassis and engines derived from road cars. National championships, such as Australia's Supercars Championship, utilize production-derived sedans with V8 powertrains, drawing large crowds to circuits like Bathurst for high-stakes endurance battles. Homologation rules are central, requiring manufacturers to produce a specified minimum number of identical road-legal versions—often 2,500 units or more—to validate the racing model's eligibility, ensuring authenticity and limiting bespoke development. This structure emphasizes cost-effectiveness, enabling amateurs to enter with minimally prepared factory cars, often under $50,000 including safety upgrades, fostering broad participation without prohibitive expenses. Endurance events like the Spa 24 Hours highlight production models in grueling 24-hour formats, where teams in GT classes derived from street cars vie for overall victory amid variable weather and mechanical stresses at the Circuit de Spa-Francorchamps. Intense rivalries frequently emerge in small-displacement classes, such as those for turbocharged 1.6-liter or 2.0-liter engines, where manufacturers like Honda and Volkswagen have clashed in series like TCR, showcasing tactical overtakes and fuel strategy in compact fields. Vehicles remain capped at near-factory specifications, with allowances limited to safety items like roll cages and harnesses, preserving the essence of unmodified performance. In the 2020s, electric production racing has gained traction, with initiatives like the eTouring Car World Cup (ETCR) adapting homologation-based touring car rules for battery-electric variants of production models, such as the CUPRA e-Racer, to accelerate sustainable technology adoption in motorsport.Stock car racing
Stock car racing is a form of motorsport featuring modified production-based vehicles that retain the external appearance of standard commercial automobiles, primarily raced on oval tracks in high-speed competitions. These cars, often equipped with powerful V8 engines, are designed for durability and performance on banked ovals, where drivers navigate tight packs at speeds exceeding 200 mph. To enhance safety on superspeedways like Daytona and Talladega, NASCAR mandates restrictor plates—small aluminum devices inserted into the intake manifold that limit engine airflow and reduce top speeds by approximately 20-30 mph, preventing catastrophic crashes from excessive velocity.[85][86][87] The sport's premier competition is the NASCAR Cup Series, which originated in 1949 as the Strictly Stock division with its inaugural race at Charlotte Speedway, evolving into a 36-race championship season contested across ovals, road courses, and dirt tracks nationwide. Supporting tiers include the NASCAR Xfinity Series, a developmental league serving as a proving ground for emerging talent with cars featuring slightly less power than Cup machines, and the NASCAR Craftsman Truck Series, which utilizes modified pickup trucks for shorter, more intense races emphasizing handling on intermediate ovals. Iconic events like the Daytona 500, first held in 1959 as NASCAR's flagship race covering 500 miles on the 2.5-mile Daytona International Speedway, highlight the series' spectacle, where restrictor plates were introduced in 1988 following a high-speed crash by Bobby Allison that nearly breached the track's catch fence. Drafting tactics, unique to oval racing, allow drivers to gain speed by closely tailing a lead car to reduce aerodynamic drag, often forming "trains" of vehicles that enable slingshot passes but increase the risk of multi-car pileups.[30][88][89][90] Richard Petty, known as "The King," holds the all-time record with 200 wins in the Cup Series across a career spanning 1958 to 1992, including seven Daytona 500 victories and seven championships that underscore his dominance in the sport's golden era. In 2025, NASCAR advanced its sustainability efforts with electric stock car prototypes, debuting a battery-electric vehicle as the pace car at the Daytona 500, featuring 615 horsepower from dual electric motors and signaling potential future hybrid or fully electric series amid the organization's net-zero carbon emissions goal by 2035. Rooted in Southern U.S. culture, stock car racing traces its origins to the Prohibition era (1920-1933), when moonshiners in Appalachia modified everyday cars to outrun law enforcement while transporting illegal liquor along winding backroads, fostering a legacy of speed and ingenuity that Bill France Sr. formalized into organized racing post-World War II.[91][92][93][94]Drag racing
Drag racing is a form of motorsport in which two vehicles compete simultaneously in a straight-line acceleration contest from a standing start over a measured distance, typically a quarter-mile (402 meters) or an eighth-mile (201 meters).[95] The sport emphasizes raw power, precise launches, and rapid deceleration, with races judged primarily by elapsed time (ET) and terminal speed. Vehicles are classified into numerous categories based on engine displacement, fuel type, vehicle body style, and modification level, ranging from near-stock street cars in Stock and Super Stock classes to highly specialized professional machines in Top Fuel and Funny Car divisions.[95] The National Hot Rod Association (NHRA), established in 1951 to standardize and promote safe drag racing, governs the premier competitions through series like the NHRA Mission Foods Drag Racing Series, which features professional classes such as Top Fuel dragsters capable of covering the quarter-mile in under 3.7 seconds at speeds exceeding 330 mph.[96][95] A hallmark of drag racing is the "Christmas tree," an electronic starting system mounted between the lanes that uses a vertical column of amber, green, and red lights to provide a synchronized countdown, ensuring fair and reaction-time-based starts.[97] In professional classes like Top Fuel, vehicles deploy large parachutes immediately after crossing the finish line to facilitate stopping from extreme velocities, as these dragsters can exceed 340 mph and require additional drag beyond wheel braking alone.[98] Top Fuel dragsters are powered by supercharged V8 engines displacing 500 cubic inches and fueled by a mixture of approximately 90% nitromethane and 10% methanol, which enables the production of over 10,000 horsepower while providing inherent cooling and oxygen for combustion.[95][99] Prominent events include the annual Cornwell Quality Tools NHRA U.S. Nationals, held over Labor Day weekend at Lucas Oil Indianapolis Raceway Park in Brownsburg, Indiana, and recognized as the "World's Biggest Race" for attracting thousands of competitors across all classes.[100] As of 2025, the NHRA national records for Top Fuel dragsters stand at an elapsed time of 3.623 seconds and a speed of 343.51 mph, both achieved by driver Brittany Force at the U.S. Nationals.[101] Safety is integral to the sport, with NHRA rules mandating concrete retaining walls, sand traps, and debris barriers at track ends to contain high-speed incidents, alongside driver protective gear and vehicle containment systems.Off-road racing
Off-road racing encompasses motorsport events conducted on unpaved surfaces such as dirt, gravel, sand, and rocky terrain, demanding vehicles with enhanced ground clearance, robust suspension systems, and high torque to navigate obstacles and maintain speed.[102] These races emphasize vehicle durability and driver skill over precision handling on smooth tracks, often involving long-distance endurance challenges where mechanical failures and environmental hazards like dust or water crossings are prevalent.[103] One of the premier off-road events is the Dakar Rally, established in 1978 as a grueling rally-raid from Paris to Dakar, Senegal, covering approximately 10,000 kilometers through desert and savanna.[104] Relocated to Saudi Arabia since 2020 for safety and logistical reasons, the modern edition spans over 8,000 kilometers, including more than 4,000 kilometers of timed special stages across dunes, wadis, and mountains. Another iconic series is the Baja 1000, an annual off-road endurance race organized by SCORE International in Mexico's Baja California peninsula since 1967, typically exceeding 800 miles of punishing desert, coastal, and mountainous terrain completed in under 48 hours.[105] The World Rally Championship (WRC), sanctioned by the FIA since 1973, features international rallies on mixed surfaces including gravel and dirt stages, blending closed-road specials with public road transfers to test adaptability across varied off-road conditions.[106] Navigation in off-road racing relies heavily on roadbooks—detailed maps or scrolls with symbols indicating turns, hazards, and distances—read by the co-driver to guide the driver through unmarked routes without GPS in many events.[107] The co-driver's role extends beyond navigation to monitoring vehicle systems, calling out pace notes for upcoming terrain changes, and ensuring compliance with time controls, often under high-stress conditions where precision timing prevents penalties.[108] Jumps, rolls, and high-speed impacts over rough surfaces are common, requiring specialized chassis reinforcements and suspension setups to absorb shocks while preserving control.[109] In the 2010s, Toyota achieved dominance in the Dakar Rally's car category, securing multiple victories with the Hilux, including wins in 2015, 2019, and 2022, thanks to reliable diesel engines and advanced four-wheel-drive systems.[110] The 2020s have seen the introduction of electric and hybrid prototypes, with Audi's RS Q e-tron hybrid becoming the first electrified vehicle to win the overall car classification in 2024, powered by a combination of electric motors and a range-extender engine for sustained off-road performance.[111] These innovations highlight a shift toward sustainable technologies in extreme endurance racing.[112]Kart racing
Kart racing serves as the foundational discipline in auto racing, utilizing small, open-frame vehicles designed to develop fundamental driving skills at a young age. These karts emphasize direct control and precision, making them an ideal entry point for aspiring racers transitioning from simulation or casual driving to competitive motorsport. Typically powered by 125cc two-stroke engines, karts lack suspension systems to heighten driver feedback and responsiveness, while race tracks range from 0.5 to 1.5 kilometers in length to accommodate tight, technical layouts that challenge cornering and braking techniques.[113][114] The premier international competition is the CIK-FIA Karting World Championship, established in 1964 as the sport's flagship event, sanctioning multiple classes annually across global venues. Complementing this are numerous national and regional leagues, which often begin with participants as young as six years old under supervised practice licenses, progressing to competitive racing by age eight in entry-level categories. These series foster early talent development through structured events, with categories like OK-Junior for ages 12-14 and OK for 14 and above, ensuring a clear pathway for juniors.[115][113] Key distinctions in kart design include direct-drive models, which connect the engine directly to the rear axle without a gearbox for simplicity and lower maintenance, versus gearbox karts (such as KZ class) that incorporate a multi-gear shifter for enhanced power delivery and higher speeds on longer straights. This progression from direct-drive to gearbox variants mirrors the step up to single-seater open-wheel cars, where drivers apply honed skills in throttle control, racing lines, and overtaking. A notable example is Max Verstappen, who dominated karting with victories including the 2013 World KZ Championship before debuting in Formula 1 at age 17, securing multiple national and European titles from age seven onward.[113][116][117] Entry into kart racing remains relatively accessible, with startup costs for a basic used kart, safety gear, and initial race fees typically under $5,000, allowing families to participate without prohibitive investment. As a training ground, karting underpins approximately 80% of professional race car drivers' careers, providing essential experience in vehicle dynamics and racecraft that translates directly to higher formulas.[118][119]Other forms
Hill climbing involves time trial competitions where drivers ascend steep mountain roads against the clock, testing vehicle performance and driver skill on unpaved or winding courses. The Pikes Peak International Hill Climb, held annually in Colorado, exemplifies this discipline; it began in 1916 as the Pikes Peak Auto Hill Climb and covers 12.42 miles with over 150 turns and an elevation gain of 4,720 feet.[120] Autocross events feature precision driving on tight, cone-defined courses typically set up in empty parking lots or airport tarmacs, emphasizing handling and agility over outright speed. Sanctioned by the Sports Car Club of America (SCCA), these amateur-friendly competitions, known as SCCA Solo, allow participants to use street-legal cars and focus on individual runs without direct wheel-to-wheel racing.[121] One-make series restrict competition to identical models from a single manufacturer, promoting close racing by eliminating mechanical disparities. The Porsche Carrera Cup, launched in 1999, is a prominent example, utilizing the Porsche 911 GT3 Cup car in national and international championships that support major events like the FIA World Endurance Championship.[122] Historical racing revives classic automobiles from past eras on contemporary circuits, often with period-accurate modifications to preserve authenticity. The Goodwood Revival, initiated in 1998 at the Goodwood Motor Circuit in England, showcases pre-1966 vehicles in themed races, attracting over 200,000 spectators annually and underscoring efforts in vehicle preservation.[123] Emerging forms include ice racing, conducted on frozen lakes or rivers with modified cars equipped with studded tires for traction, where competitors navigate oval or drag-style tracks at speeds up to 80 mph (129 km/h).[124] Simulator-based esports has integrated with traditional auto racing through platforms like iRacing and the Formula 1 Sim Racing series, enabling virtual competitions that mirror real-world physics and serve as talent pipelines for professional teams.[125][126]Race management
Scoring systems
Scoring systems in auto racing determine race results and allocate points toward season-long championships, ensuring fair competition across various series governed by organizations like the FIA and NASCAR. Race outcomes are primarily based on finishing order, which is established by the sequence in which vehicles cross the finish line after completing the prescribed number of laps, adjusted for any penalties such as time additions or position drops imposed by stewards for infractions like track limit violations or unsafe releases.[127] Points are awarded to classified finishers based on their position, with structures varying by series but often following a descending scale to reward top performers. In FIA-sanctioned Formula 1, the standard points allocation for Grand Prix races awards 25 points to the winner, 18 to second place, 15 to third, and continues down to 1 point for tenth place, with no points for positions beyond tenth unless fewer than 10 cars are classified.[127] These points contribute to both the Drivers' and Constructors' Championships, tallied cumulatively over the season's events, where the driver or constructor with the highest total at the end secures the title.[127] Similarly, sprint races in select events award points on a reduced scale: 8 for first, 7 for second, down to 1 for eighth.[127] In multi-class events like the FIA World Endurance Championship (WEC), scoring is conducted separately within each category to account for differing vehicle types and performance levels, such as Hypercar prototypes versus LMGT3 grand tourers.[128] Points are allocated per class, with scaling based on race duration—for example, 25 points for the top finisher in a 6-hour race, increasing to 50 for the 24 Hours of Le Mans—descending accordingly within each class and ensuring equitable championships for each division while cars compete simultaneously on track; additionally, as of 2025, drivers must complete at least 45 minutes of driving time to be eligible for points.[128] Drivers who do not finish (DNF) a race receive zero points, significantly impacting their championship standings, as only classified finishers earn awards—for instance, in Formula One, those completing at least 90% of the winner's race distance, though requirements vary by series (e.g., 70% in WEC).[127] Specific rules extend scoring's influence beyond immediate race results; for instance, in Formula 1, super licence points are awarded based on performance in lower formulas, with drivers needing at least 40 points accumulated over three seasons from series like Formula 2 or Formula 3 to qualify for an F1 super licence, emphasizing consistent excellence for eligibility.[129] In NASCAR's Cup Series, stage points were introduced in 2017 to add competitive segments within races, awarding bonus points to the top-10 finishers at the end of predefined stages (typically two per race), plus 1 playoff point for stage winners, enhancing strategic depth and rewarding mid-race performance alongside the final finishing order.[130] Electronic timing systems underpin these determinations with high precision, measuring lap times and photo-finishes to an accuracy of 0.001 seconds in major series like Formula 1 and NASCAR, using transponder technology and high-speed cameras to resolve disputes and ensure verifiable results.[131] Flag signals from race control can indirectly affect scoring by altering race conditions, such as neutralizations that bunch the field and influence final positions.[127]| Position | Formula 1 Grand Prix Points |
|---|---|
| 1st | 25 |
| 2nd | 18 |
| 3rd | 15 |
| 4th | 12 |
| 5th | 10 |
| 6th | 8 |
| 7th | 6 |
| 8th | 4 |
| 9th | 2 |
| 10th | 1 |
Flag signals and procedures
Flag signals serve as the primary visual communication system in auto racing, alerting drivers to track conditions, hazards, and procedural directives to maintain safety and race integrity across various series. These signals, displayed by marshals at strategic points around the circuit, ensure that competitors respond promptly to changing circumstances without verbal instruction during high-speed sessions. While flag meanings are standardized under governing bodies like the FIA for international events, slight variations exist in series such as NASCAR to accommodate oval-track dynamics.[132][133] The core flag types include the green flag, which indicates the start of a race or session, or the resumption of racing after a caution period, allowing full-speed competition and overtaking.[132][133] A yellow flag signals caution due to hazards like debris or incidents ahead, requiring drivers to slow down, avoid overtaking, and maintain position; a single waved yellow denotes a trackside hazard, while double waved indicates a more severe blockage.[132][133] The red flag halts the session entirely, instructing drivers to reduce speed and return to the pit lane or stop safely, often due to major incidents or weather.[132][133] The checkered flag marks the finish, signaling the end of the race or stage, with drivers required to complete the lap for official results.[132][133]| Flag | Primary Meaning | Key Procedure | Example in Series |
|---|---|---|---|
| Green | Race start/resumption; full speed allowed | Overtaking permitted post-caution | FIA events, NASCAR restarts[132][133] |
| Yellow (single/double waved) | Caution for hazard; slow down, no passing | Maintain position; prepare for safety measures | Debris clearance in F1 or NASCAR[132][133] |
| Red | Full stop; session halted | Return to pits or stop safely; no repairs without authorization | Weather or major crash halts in FIA/NASCAR[132][133] |
| Checkered | Race/stage end | Complete final lap for scoring | Finish line in all major series[132][133] |