Intake, compression, power, then exhaust. Every 4-stroke engine ever made – about 80% of all engines currently in existence – function on this principle – even rotary engines. But now, Porsche has ...

The story of how Honda developed an oval-piston race engine that ultimately failed but still made history along the way. Honda pioneered oval piston technology in the 1970s for four-stroke racing ...

Generally, combustion engines follow a standard principle of operation founded on the premise that the crankshaft spins clockwise (as seen from the driver’s seat). That’s how the powerplants are ...

Power Stroke Diesel engines provided thrust for Ford Super Duty rigs for decades, but there are some key differences between each of the Power Stroke engines.

Porsche patented a 6-stroke engine Outside of early Saabs, most gas-powered car engines are a 4-stroke Porsche's 6-stroke patent seems to indicate it could eke more power out of an engine Unless you ...