For instance, General Motors once owned both Pontiac and Oldsmobile, and each company had its own distinct 455 V8 engine. You might think that GM would want to standardize across all its brands as ...

The motor chosen as the foundation of this horsepower enormity was Oldsmobile’s trusty 455 V8 – with several mods to make it apt for the job. The main feature of the engine, codename W-43 ...

However, in the late 1960s, Oldsmobile engineers were hard at work creating an engine that would come to be known as "The Killer." Based on the existing 455-CID V8 Only two examples were produced ...

Buick and Oldsmobile had 455 engines, but they were different from the Pontiac version. Also, the High Output was more powerful than the standard 455 because it had higher compression and could ...

Unfortunately, like most V8 engines of the era, the 455 V8’s performance dwindled over the years as more stringent emissions requirements became established. While Oldsmobile became overshadowed ...