Chevrolet and Pontiac were both owned by General Motors until the company discontinued Pontiac in 2010, with Chevrolet still going strong today. It's not uncommon for GM to share designs and parts ...

When General Motors divisions started building V-8 engines for their cars in the early to mid-1950s, each division had its own line of engines. As a result, engines of the same displacement sometimes ...

In the 1960s and 1970s, Chevrolet and Pontiac both offered a pushrod V8 engine with an advertised displacement of 400 cubic inches. Considering that both carmakers are (were?) sub-brands of parent ...

GM divisions Pontiac and Chevrolet each produced 400 cubic-inch small-block V8s with similar bore-to-stroke ratios. Ford made one as well, but its block was very different from Chevy's in nearly every ...