Trouble ranging all the way from bad gas mileage to burned valves has been traced to faulty fuel I pumps. But faulty fuel delivery is often due to some bad condition entirely outside of the fuel pump ...

Using dry nitrogen to pressure test a system is a very effective method of verifying a system is leak-free. In fact, I believe it is more reliable than using a standing vacuum test typically performed ...

The fuel system business is booming. Aftermarket pumps, regulators, lines, fittings, tanks, injectors, fuel rails—even entire how-to books—revolve around the task of delivering more fuel to an engine.