118 results for 'them'

Most stock oil pumps are built to do one job: move enough oil to keep everything slick inside a factory-built motor. That works fine when you’re running tight tolerances, a modest cam, and factory RPM

Do I Need a Master Kit to Rebuild My 1976-1985 Chevy 454 Big Block? The Chevy 454 from the late ‘70s to mid ‘80s is a beast. Big torque, big block, big expectations. It was built to work hard, whether

AFM System Disable: GM Engine Performance Upgrade Let’s start at the top. What is AFM? Active Fuel Management (AFM)—also called Cylinder Deactivation—is a system GM uses in many of its vehicles to sav

It’s tempting to start with the biggest number on the chart. Bigger intake valve. Bigger exhaust valve. The bigger the number, the more horsepower, right? That’s not always how it plays out. Valve siz

The Jeep 4.0L hangs on longer than most engines. You’ve probably seen one with way more miles than it should have, still running decent. Strong low-end torque, simple design is why people keep rebuild

A stroker engine isn’t only for increasing displacement. It’s also a solid way to squeeze out more torque and power. A longer stroke allows for a bigger combustion event in each cylinder, which means