The Buick GSX was among the last of the proper muscle cars to leave the scene. In 1971, 124 units were ordered, but production records don’t detail how many came with the 350-cube V8 (the 5.7 ...

Buick offered the car with power windows, brakes, and even air conditioning, which was unusual for many muscle cars. Under the hood, the 1970 Buick Gran Sport GSX had a 455 cu-in (7.5-liter) V8 ...

Todd played with the notion of having a '70 GSX 455. But owning one of these rare beasts would preclude the enjoyment of open-road adventures laced with tire-smoking, wide-open-throttle runs.

We're watching as a 1971 Plymouth Duster 340 and 1970 Buick GSX duke it out on the drag strip in the ... we find a 1970 Buick GSX 455 Stage 1. Outside, highlights include black stripes, some ...

This American powerhouse wasn't the only surprise beast to come from Buick, though it set the stage moving forward for all muscle cars.

Buick's GSX badge wasn't just about power - it marked a bold shift in identity, ... That car already had a massive 455 cubic inch V8 engine. But the GSX added more.

Buick engineers stuffed a torquey, 455-inch mill into the Gran Sport, then upped the ante with an appearance and handling package that turned the GS455 into the GSX. For the ultimate Buick muscle ...

Two 455s were available, notably the 350 horse “normal” 455 that also came with the standard GS, or the 455 Stage I option that 400 of the lucky 687 GSX buyers that year purchased.

In this video, a 1970 Chevy Chevelle SS454 races a 1970 Buick GSx 455 Stage 1 during an amateur pure stock drag racing event held at Mid Michigan Motorplex.

He also owns a 1970 Stage 1 hardtop and a 1971 GS 455 convertible. The GSX, a 455-cubic-inch Buick A-body with “mod” graphics typical of the era, would be the Skylark’s halo model, which ...

Buick GSX. In order to match their customers' shirts/cocaine preference, ... Even better, Buick's big 455 V8 was designed smart, so the engine weighed 150lbs. less than its GM stable mates's.

Q: Greg, what is a 1970 Buick GS coupe worth? I'd love to buy one, and I am checking the ads in collector magazines for one that's already been restored. — Harry, Detroit A: Harry, I've always ...