Discover the 25 best new race and performance parts from the 2025 PRI Show, including engines, turbos, superchargers, ...

What qualities make for a decent all-American racing engine? Does it have to have more cubic displacement than a World War II fighter plane and enough aftermarket goodies on the market that you could ...

Building a performance engine isn't difficult, and it doesn't have to be expensive, but it does take knowledge and planning. We spent a couple of days at JMS Racing Engines, in El Monte, California, ...

At the top of a hill in a sprawling Santa Clarita industrial park in the shadow of Magic Mountain’s roller coasters, a significant chapter in the history of motorsports was written. But the story ...

Honda K-series tuning is one of the deepest rabbit holes in the kingdom of car modifications. There are several way to slice that pie, with turbo K24s making easy supercar power, or high-revving K20 ...