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 ...

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 ...

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.

Compression in a diesel engine is essential for effective and efficient performance. And when compression is lacking, damage can result. That is why it’s imperative to know whether your engine’s ...

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 ...

Swapping out the old, tired, or broken engine in your car can be useful if you're looking to keep a classic car running or if you're looking for more power. And for a long time in the Japanese ...