Over time and miles, your car might start to slow down. It might not accelerate as quickly as it once did; the engine ...

The fuel pressure regulator may be small, but it plays a big role. Learn what it does for your engine and how a failing one ...

Most diesel truck owners understand how to put diesel exhaust fluid (DEF) in their trucks. However, some make the mistake of getting DEF in their fuel tank instead of the dedicated DEF tank. As the ...

Sometimes, weird noises from your engine can mean a clogged fuel injector. While cleaning them is a band-aid, sometimes, you ...

Electronic fuel injection. These three words can strike fear in even the most seasoned automotive technician. The reality, however, is that no carbureted induction system can match the fuel-metering ...

High-pressure common rail fuel (HPCR) systems are standard on nearly every diesel engine today, from heavy equipment to over-the-road trucks, light-duty trucks, large generators and more. HPCR fuel ...

Self-learning electronic fuel injection (EFI) systems have made converting to fuel injection far less painful. This has removed complicated EFI tuning as an excuse not to convert. But a far less ...

This will not be another attempt to convince those committed to carburetion that modern electronic fuel injection is really the way to go. As a CHP reader and a well-informed gearhead, you already ...

Most new petrol cars you see today are equipped with fuel injection systems or injector motors. These have almost wholly supplanted older carburetor motors. They are more reliable, effective, and ...

Modern technology has made it possible for production cars to achieve performance levels heretofore unimagined. And as they've always have, hot rodders found ways to incorporate this technology in ...