Small internal combustion engines usually keep things simple, relying on carburetors to handle metering the correct amount of fuel and air. Recently, [Carlos Takeshita] decided his small engine could ...

If you think direct-injection diesel engines made their debut in the 1980's, think again. The first diesel without extra ...

Port fuel injection has some big advantages, but automakers increasingly are using gasoline direct injection instead. The ...

Harley-Davidson is a brand deeply tied to tradition, from its distinctive rumble to hands-on garage tuning. Carbureted engines were a part of that rugged image for decades. Owners loved tinkering with ...

Diesel engine emissions, notably nitrogen oxides (NOx) and particulate matter, remain a critical environmental and regulatory challenge worldwide. Advances in fuel injection strategies have become ...