Oldsmobile 4-4-2 W-30 versus Buick GS 455 Stage 1, A-body brothers each considered the “gentleman’s musclecar.” Sibling rivals when GM divisions competed.

Between 1968 and 1970, Buick joined two of GM's other divisions in unveiling 455 cubic-inch V8s. Oldsmobile was first with its Rocket 455 engine, and Pontiac and Buick both followed suit in 1970.

Joe Guzek’s plan for restoring his one-off, special-order 1970 Buick GS 455 Stage 1 was literally decades in the making. What took so long? Life intervened.

Buick may have the surprise issue in the super-car series this model year. The 400-cubic-inch engine in their GS series has been replaced by a 455-inch version, conservatively rated at 360 ...

The Buick 455 is a particularly good choice for a budget buildup like this, as we've seen even the low-compression '72 motors (like ours) run 13's in A-body Skylarks with perfect daily ...

Buick 455 V8 Is Immortal: 86k-Mile 1970 Wildcat Makes 1,800-Mile Road Trip Look So Easy. Published: 5 May 2025, 12:47 UTC • By: ... Curious, the hefty motor was rated at just 370 hp.

Over 17,000 Buick GS vehicles came with the three-speed Turbo Hydra-matic in 1970. The GS 350 got the THM 350 (just a coincidence between the numerical identification codes), and the 455s were ...

This time, C&Z is checking out a drag race between a 1970 Buick GS 455 and 1968 Dodge Charger, two highly original muscle cars lining up for three runs down the quarter mile.

Perhaps, then, Chevrolet’s newest and most potent crate engine ever—the 10.4-liter, ZZ632/1000 big-block V8 with 1,004 naturally aspirated horsepower—will fare better.

Polester revealed its newly refreshed Polester 2 five-door fastback on Tuesday, promising more range, more power, and a base rear-wheel-drive variant to replace the outgoing front-wheel-drive trim ...

In Shuman’s story, the Buick GS 455 Stage 1 edged a ’71 W-30 prototype with a four-speed stick and ’70 sheetmetal, recording a 6.5-second 0-60 run to the Olds’ 6.6.