Today's low-octane unleaded gas mandates a compression ratio reduction for '60s supercars. The easiest way to lower compression is usually to swap on late-model heads; not only do their larger ...

Hot rodding is a game of avoiding mistakes and taking advantage of the lessons of others. If you work on your car, you've probably run into situations where you wish there was a better way. Often you ...

There are lots of engines available to stuff in your 4x4, but the small-block Chevy has never been surpassed as the hottest engine swap ever. With the Generation III and IV engines (aka LS Series) ...

Heavy-duty pickups and long-haul trucks rely on torquey diesel engines that are more economical, reliable, durable, and have a more straightforward construction than a comparable unleaded gas engine.

Chrysler's HEMI engines have been around since the 1950s, but they were used as early as 1905 by car manufacturers like Pipe. Over time, these engines have become an appealing choice for car ...

It's fair to assume that if you're currently building a high-performance engine, it's because you've pushed your engine to its limits, and the time has come for a rebuild. There isn't a universal set ...