Taking an engine compression test is sort of like checking your car's blood pressure. It's a quick and painless procedure ...

We may receive a commission on purchases made from links. While browsing auto repair and maintenance tools at your local parts store, you've likely come across compression testers like the Orion Motor ...

Last month we acquainted you with a few unique procedures for using conventional tune-up devices—such as a vacuum gauge, timing light and electrical analyzer—for evaluating the efficiency and ...

‘It’s a big difference’ — Collins questions whether the FIA test reflects real engine heat.