The convertible Oldsmobile Cutlass Supreme of 1971 was one of just three models in the 28-car lineup that increased in sales ...

the one with the gear-shifting magic touch – and released the Hurst-Olds 455. Based on the 4-4-1, but with a 7.5-liter mastodont upfront. At 455 cubic inches, the big-block V8 demolished the GM ...

High power, or low weight? We're watching that all play out as a 1968 Oldsmobile Cutlass W31 and a 1972 Pontiac GTO 455 HO go ...

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 ...

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 ...