Diesel engines do their hardest work in the toughest jobs, from highway semis to construction equipment, and the reason they ...

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 ...

The purpose of your engine is to compress fuel and air and then ignite it, creating heat energy that then makes mechanical motion. If your engine can't compress the air and fuel properly, the engine ...

Honda might be looking back to early aeronautics in its latest bid to make variable compression engines simpler and sturdier. The engine is designed to take advantage of the simple crank design of ...

Learn all about the design, operation, and troubleshooting of small internal combustion engines like those used in generators and lawn mowers! Dig into the function of different engine parts, ...

Today's aftermarket engine part manufacturers are making everything under the sun from stock replacement parts to wow, that's possible to build? In a nutshell it seems like we have the parts covered ...

When you find yourself in the market for a new vehicle, you may have to pick between a diesel- or gas-powered car. As a fuel, diesel may be a little more expensive than gas, but it comes with a host ...

Chevy's small-block Vortec heads can be an engine builder's secret weapon, thanks to the improved flow and potential for ...