A Corvette technician was stunned to find that a brand-new C8 Stingray "just off the transporter" required a total powertrain ...

Engineers design modern engines to run in a narrow temperature window where power, efficiency, and emissions all line up. The ...

Direct-port electronic fuel-injection may be the ultimate fuel metering system, but unfortunately it is also by far the most expensive. Presently available systems are based on factory electronic fuel ...

Heavy duty diesel engines are designed for long hours and extreme loads, but even the toughest systems fail without early ...

Don't let failing oxygen sensors compromise your engine's performance. O2 sensors are critical to emissions control on your car, SUV or truck. As the name implies, the O2 sensor (also called an ...

ECU tuning is one of the easiest ways to get some more horsepower out of your engine in modern cars. The ECU, or the engine control unit, is essentially the brains of the vehicle, and it controls all ...

It's easy to assume overheating is a result of long road trips or summer heatwaves, but when your engine gets too hot while idling, it's usually a sign of something deeper that needs immediate ...