One of the keys to any engine development program, from Winston Cup to the Saturday- night racer, is the ability to effectively evaluate changes to the engine. The goal of any engine development ...

Small gas engines built before the 1990s used cast-iron cylinder sleeves and thicker piston rings that resist wear far longer than modern aluminum-bore designs. Brands like Briggs & Stratton, Kohler K ...

At Circle Track, we're all about doing it yourself when it comes to working on your race car. You can save a buck, it's fun, and hopefully, when done right, doing your own work and knowing its done ...