Fuel injection offers drivers increased efficiency and power. But there's a common problem, too: carbon buildup on the engine ...

If you hear a knocking sound coming from your diesel engine, the most likely culprit is the fuel injectors. If the fuel ...

Is this high-revving, two-stroke, flex-fuel, 106-pound, 173-horsepower, parallel-twin engine really all it’s cut out to be?

Fuel smell under the hood or a stubborn check-engine light often points to a bad fuel-pressure sensor, but nothing stalls a ...