The most powerful muscle car of the 1970s technically came from Buick, as the automaker built two prototypes for its 1970 GS 455 with a Stage 2 performance package. As an even more potent follow ...
Photo: Mecum Auctions The GS Stage 1 was less flamboyant, as Buick offered the flashy ... Mecum Auctions Under the hood, the 4-4-2 hid a second-gen, tall-deck 455-ci (7.6-liter) Oldsmobile Rocket ...
the Hurst/Olds 455 and the regular 4-4-2, the Chevelle SS396, and the Buick GS, which brought the Stage 1 optional package at the table. The Buick Gran Sport began as a performance version of the ...