A properly tuned engine is an incredible mix of components all moving in harmony. Air, fuel, and metal all working together to produce that precious magic we gearheads call torque. But engines aren’t ...

You've spent more money on your engine than any other single component of your race car. And if you are like most racers, you're fine with that as long as your engine makes good power and doesn't ...

The second part explaining the repair process for the Butler 467 issue, including a step-by-step guide on performing the roller rocker valve lash adjustment to restore engine function. GOP senator ...

The "battle of the camshaft lifters" has been going on for years. Each design has its proponents. Those in favor of hydraulic cams cite reduced maintenance and claim that equivalently ground ...