Buick Gran Sport
Buick Gran Sport
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Buick Gran Sport

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Buick Gran Sport

The Gran Sport name has been used on several high-performance cars built by General Motors for its Buick brand since 1965. In the GM brands hierarchy, Buick was surpassed in luxury and comfort appointments only by Cadillac, which did not produce performance models. As a result, the Buick GS series were the most opulently equipped GM sport models of their era.

The Gran Sport performance enhancements on all Buick products during this era sought to affirm Buick's tradition of producing powerful and comfortable products going back to the 1930s when all Buicks of the time were upgraded to the Buick Fireball Straight Eight, then installed the 278 cu in (4.6 L) Roadmaster engine in the shortest model Special and introduced the Century, known as "the banker's hot rod" with a three speed synchromesh manual transmission. The Gran Sport sought to identify cars that were fun to drive with a luxury approach.

The 1965 Skylark Gran Sport was the intermediate Buick Skylark with the Gran Sport option added. Although a 300 cubic inches (4.9 litres) V8 was already offered in the Skylark, the Gran Sport had the largest engine permitted by GM - a 401 cubic inches (6.6 litres) Buick V8 (called a 400 by Buick because that was the maximum engine size allowed in intermediate body cars). This engine produced 325 hp (242 kW) and 445 lb·ft (603 Nm) and was known as the "nailhead" engine. Buick sold more than 15,000 Skylarks with the Gran Sport option that first year, and almost as many the next. It was renamed the GS 400 in 1967, and the Gran Sport became its own model in (about) that same year along with a new "400" engine quite different from the famously reliable but becoming-obsolete nailhead engine design that was first introduced in 1953. Sales fell somewhat in the face of increasingly higher-performance and more popular muscle cars from other marques, including corporate stablemates Pontiac GTO, Chevrolet Chevelle SS and Oldsmobile 442, when compared to those from the more conservative and luxurious Buick. Buick, however, stepped it up a notch when introducing the Stage 1 option in 1969. This limited production (less than 1,500 cars in 1969) version delivered 340 hp (253 kW) and 440 lb·ft (597 Nm).

The name Gran Sport replaced the GS moniker with the 1973 Gran Sport, and was again revived in the late eighties on the FWD Skylark model with various performance options added.

Buick touted the California as "The Distinctive Personal Car for Americana on the GO", using the Skylark platform. The merchandising creation of the West Coast's Mickey Garrett, the California GS became one of Buick's entries into what is now often known as a junior musclecar. The intent of these autos were to provide the visual impact of the era's supercars with the low maintenance and price of a more economical car, while maintaining reasonable performance levels. When reviewed with these thoughts in mind the California GS delivered quite nicely. They were fitted with the small block GS drivetrain and the exterior received the full treatment including vinyl top, chrome moulding package, GS emblems, and special California scripts. This marketing approach was also used in Colorado, using the "Colorado" name instead of "California".

1967 was the maiden year for the California GS. It was available in California only and was not advertised nationally by Buick. Built on the thin-pillar coupe chassis it came equipped with the 340 ci/260 hp engine and Super Turbine 300 transmission. Bench seats were standard and accessories were kept to a minimum to help keep the price down. Car Life tested one in their June issue and ran the 1/4 in 16.7 seconds at 81 mph, they also recorded a top speed of 105 mph. The article contains a lengthy description of the car and how it performed during testing, it is a must read for anyone interested in learning more about the '67 California GS.

Mid year 1968 saw the official introduction of the California GS, and it is frequently known as a '69 model. Buick asked "Why settle for less when the California GS, built especially for YOU, costs no more?" Exclusively designed for Golden State motorists, Buick advertised the car nationally as a high performance family sports car at an economy car price. Though the car was not included in Buick's yearly catalog it was shown in a two-page black and white fold out brochure. Custom California GS emblems again graced the rear fenders while GS ornamentation could be found in the grille and sail panels. The drivetrain included Buick's new for '68 350-4 V8 with 10.25:1 compression and Rochester (GM) 4GC Quadrajet four-barrel (four-choke) carburetor, producing 280 hp and 375 lb·ft of torque. The two-speed Super Turbine 300 transmission (driving a 3.23:1 rear axle gear, designed for highway cruising) and bench seat interior were again the only choices. Buick also added chrome plated wheels and air cleaner lid to the two-door thin pillar coupe. Tires were 7.75 in (197 mm) on 14 in (36 cm) rims.

1969 was the last year of production for the California GS. The car was for the first time featured in Buick's big brochure. A two-page color picture of the thin pillar coupe and pictures of the again standard bench seat interior were included along with equipment descriptions. Tom McCahill tested the car and recorded a 0–60 mph time of 9.5 seconds and a top speed of 110 mph. Again the car came with Buick's 280 hp 350-4 engine but now it was mated to the new Turbo 350 transmission. Custom California emblems again graced the rear fenders, and the rear marker lights were plain red without Buick's normal 350 or 400 script. Vinyl tops, as with previous years, were standard fare with the California's distinctive GS logo on the sail panel.

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