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?

With all the 1,000+ horsepower ratings permeating the pages of magazines and websites, it's easy to get complacent about achieving those lofty numbers. After all, they're seemingly so common that ...