At one point, Oldsmobile, Buick, and Pontiac all had 455 cubic-inch under the hood of some of their models. However, that doesn't mean they are the same.

Want to own a piece of General Motors history? Luckily, you won't need very deep pockets to do so with this model.

The 1995 Oldsmobile Aurora was the GM brand's high-tech and cutting-edge halo car with a radical design and V8 power, and a clean example is up for grabs.

The Small-Block class at AMSOIL Engine Masters is a tough field packed with seasoned competitors and tried and true engine combos. More often than not, it's the traditional small-blocks from Chevy, ...

The 1978 Buick line-up will have several models to warm the hearts of the performance-minded, and their leading candidate is the 1978 Buick Regal Sport Coupe, which features a turbocharged 3.8-liter ...

The ancestor of the Buick V6 is the Buick 215 V8, an innovative lightweight V8 with aluminum block and heads that debuted in 1961. This engine turned into iron and gained much displacement with GM ...