fuel pressure

If you’ve modified your fuel system and are running an aftermarket fueling setup, then you may want to think about stepping up to a high performance fuel damper as well, […]

Proper fuel pressure is really, really important to an engine. And that’s especially true on today’s computer-controlled, fuel injected cars and trucks, where even a slight hiccup in your air/fuel […]

I’m building a street big block Chevy 496 that will make around 650 hp. I’m trying to decide whether to go with EFI or still run a carburetor. But before […]

I need help understanding EFI high pressure fuel systems. I have researched all over but the answer eludes me. What determines line size? I’m trying to build a Whipple Supercharged […]

I’m building an LS engine to put into an early Chevy pickup and I’ve got a fuel delivery system question. I’m running one of those new Holley Sniper aluminum fabricated […]

Returnless fuel systems are becoming more common in new vehicles. As we learned in a recent Jeff Smith Ask Away! column, the increased use is due in part to tightening federal […]

Long-time diesel guys know the benefits of a lift pump.  By feeding the injection fuel pump with a steady supply of fuel, a properly operating lift pump assists in maintaining constant fuel pressure even under high […]

I have a small block Chevy in a ’66 Chevy II that seems to run pretty good but now I’m not so sure. It’s a 383 small block with a […]

There’s really no secret to making horsepower with a nitrous system. Nitrous delivers instant power gains by cooling the intake charge, improving fuel atomization, and giving your engine the ability […]