While an engine compression tester may not be the most common tool in a mechanic's garage, they can be very useful, ...

Today's low-octane unleaded gas mandates a compression ratio reduction for '60s supercars. The easiest way to lower compression is usually to swap on late-model heads; not only do their larger ...

Maintenance. It’s an unavoidable part of the job, necessary to keep things moving, mitigate equipment failure, and limit rental equipment downtime. When it comes to maintenance, regular and ...

As a diesel owner, I know the hectic heartbreak of trying to keep such an unpopular drivetrain up and running in the U.S. Most people think of big semi trucks when they think of diesel, or they think ...

Want to know how healthy or unhealthy your engine really is? Get yourself a compression tester and find out. Despite how complex many modern vehicles are, you can do many common repair and maintenance ...

The engine is the heart and soul of any self-respecting muscle car. Typically in our market, the nastier the motor is the better. Lumpy cams and loud exhaust just let people know your car means ...

Heavy-duty pickups and long-haul trucks rely on torquey diesel engines that are more economical, reliable, durable, and have a more straightforward construction than a comparable unleaded gas engine.

It's fair to assume that if you're currently building a high-performance engine, it's because you've pushed your engine to its limits, and the time has come for a rebuild. There isn't a universal set ...