Gasoline direct injection (DI) engines have been lurking in the shadows of gasoline-burning, internal combustion engine development for decades but are now becoming mainstream. This is all good, as DI ...

This ZZ4 350 small-block aluminum head crate engine from GM Performance Parts produces 355 hp. The evolution of the ZZ series, this engine powers thousands of street rods, drag racers, and show cars.

In case you missed it, the automotive industry has been on a steady trajectory of internal combustion engine (ICE) downsizing for years. Battery-powered electric vehicles may capture most of the ...

Truck owners choose the 5.9 Cummins engine because it combines outstanding power features with exceptional durability. Maintenance for such an engine should follow standard procedures to guarantee ...

Wear in engine valve systems arises from the complex interaction of mechanical loading, high temperatures and chemical environments at the valve–seat and valve–guide interfaces. Contact between the ...

QUESTION: I have a 2006 Honda Accord four-cylinder with 105,000 miles. It has developed a clicking engine noise on a cold start. After the car has warmed up, the sound goes away. I have seen ...