NASCAR and Hendrick Motorsports unveiled the full specs for their Garage 56 Chevrolet Camaro ZL1 that will race the 24 Hours of Le Mans in June. During an announcement in Daytona International ...

Roaring engines are standard fare at a stock car race. What’s the history behind the horsepower and what are the rules now?

This is the story of an old 374-inch Hendrick Racing NASCAR small-block Chevy that wound up at Jeff Ginter Racing Engines in Artesia, California. It seems the old race engine was being freshened-up ...

From Street Stock to Winston Cup, the three most important areas for engine performance improvements are cylinder heads, valvetrains, and intake manifolds. In particular, cylinder heads affect most ...