Topping your car up with the wrong fuel is one of the worst mistakes you can make. Here's what happens if you put diesel in a ...

The street car market has come a long way since it went big-time in 1992, when HOT ROD launched its Top 10 Fastest Street Cars in America. In those 30-plus years there have been thousands of street ...

Over time and miles, your car might start to slow down. It might not accelerate as quickly as it once did; the engine may not run as smoothly as you remember, or the fuel economy may dip—but ...

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.