fuel pressure

In those prehistoric times prior to fuel injection, regulating fuel pressure on a hot carbureted car (race or otherwise) came to down to using one, two, or more deadhead regulators. […]

Precise fuel pressure is really, really important to a healthy electronic fuel injection system, yet it’s an often overlooked and misunderstood topic. And that’s why we wanted to share this […]

I have a big block Chevy engine in my 1955 Chevy with an 850 cfm Holley carburetor and a big Holley fuel pump and return style regulator. I just changed […]

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 […]