If you stop and think about it, one engine has made motorsports in the United States for nearly 50 years. The Offy was a great engine, as was the four-cam Ford. Who can forget the mighty Mopar hemis?

Every GM aficionado knows that factory engine blocks have practical limits, both in terms of durability as well as displacement. Although production LS1 and related Gen III and IV family engine blocks ...

For those who need a reminder, the ZL-1 was an aluminum version (heads and block) of the Chevy Mark IV big-block. Designed for racing, it appeared on the scene in 1969, displacing 427 ci and making ...