The regulator controls fuel pressure for your engine. When it goes bad, signs include misfires, black exhaust smoke, stalling ...

Fuel systems are fairly basic. Whether it is carbureted or fuel injected, the delivery system is comprised of a fuel pump (mechanical or electrical), filtering media of some sort, delivery lines, and ...

An ultra-high-performance engine, whether in a NASCAR, a Pro Stocker, or even a heavy-duty street machine, needs an incredible amount of fuel to do what it's supposed to do at high speeds.

Forced induction is a double-edged sword for performance. The bang-for the-buck is fantastic, especially on modular engine Mustangs that respond very well to boost, but it's also a good idea to ...