There are all kinds of different internal-combustion engine configurations, from mass-produced inline-fours to V-twins used in motorcycles, quirky three- and five-cylinder designs to V4s, inline-sixes ...

If you are even a casual fan of performance automobiles, the name "Hemi" is likely something you are familiar with. Thanks partly to ingenious marketing that made it a household name, Hemi is ...

The 1967 Pontiac GTO gave buyers a rare choice between two distinct 400 cubic inch performance paths, the 400 HO and the Ram Air package. Each engine delivered serious speed, but they did it with ...

Pratt & Whitney Rocketdyne successfully completed the Design Certification Review for the upgraded RS-68A engine configuration, demonstrating -the world’s most powerful hydrogen-fueled engine has met ...