The Buick Gran Sport 455 occupies a short but pivotal window in American muscle history, combining big-block power with the ...

In the glorious history of wonderful Buick automobiles (and by that, I mean proper Buicks that made Americans proud of their nation and their car-making companies), the Wildcat has a special place, ...

1970 was the peak of the Muscle Era, and this was both a triumph and a disappointment for gearheads. It was the culmination of the horsepower wars, and several iconic Detroit machines emerged that ...

This prototype was one of only two factory exhibit cars produced by Buick in 1970. This one sports the best powertrain of the time, a 455-cubic-inch V8 with 360 hp and a whopping 510 lb-ft of torque ...

This 1972 Buick GS Stage 1 gets an automatic trans, Positraction rear end and a 455 V8.

A documented triple-black 1970 Buick GS 455 Stage 1 Convertible joins the Raleigh Classic lineup with fewer than 8,000 miles.

1970 was the final year for full-powered, hairy chested GM muscle cars like the Buick GS. GM knew the end was nigh, as with new emissions standards on the horizon and insurance companies balking at ...