Nissan’s variable-compression turbo (VC-Turbo) is a unique engine capable of variable compression adjustment. Unlike traditional engines, which have a fixed compression ratio, the VC-Turbo engine ...

Car enthusiasts of a certain age may feel particularly dated by the following fact: the first two powerplants to mark BMW's mass-market adoption of twin-turbo engines are about to start turning 20.

Turbocharged engines used to be the stuff of tuner forums and diesel pickups. Now they are baked into everything from compact crossovers to full-size trucks, and buyers are starting to ask a blunt ...

Hyundai actually has a pretty good reputation for making engines, but that doesn't mean they're incapable of making some stinkers, as these engines prove.

You just put your new crate engine together and your adrenaline is pumping. Pump the throttle, turn the key, and… the thing runs like a total dog. It idles fine, but as soon as you step on the ...

If you have an internal combustion engine that actually runs, then your camshafts are spinning twice as fast as your crankshaft. Change the rate at which either of the two spins in relation to one ...