Experience the entire journey of building two custom go-karts from scratch, as we transform raw metal and key components into ...

Scott Duggins started building car engines in 1984 alongside his father. They worked together offering a mix of engine rebuilds and overhauls for their customers' daily drivers as well as supplying ...

For a street car, you might consider 400 horsepower to be a mighty figure for a highly-tuned four-cylinder engine. For the boffins at Elmer Racing, though, that’s nothing. Their latest four-banger is ...

The real world, where most of us except for a lucky few Winston Cup teams exist, can often be a painful place to live. Money is real and quite often difficult to come by. That fact puts a crimp on how ...

Editor's Note: In the July 2008 issue of Circle Track master engine builder Keith Dorton wrote a letter to the editor concerning sealed or crate motors and their affect on short track racing. We ...

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 ...

The 1969 Mustang Boss 429 was never meant to be practical. It was a street-legal NASCAR weapon, a car built around an engine ...

While most high-performance rides that we can legally drive on public roads are powered by beefed-up versions of normal, day-to-day engines, the following five left the factory with motors built for ...