A typical Motr Trim kit contains all the parts needed to modify specific Holley modular carburetors, including gaskets, a new accelerator pump arm, control cable, brackets and even an extended fuel ...

Why is the Holley carburetor the most popular fuel mixer among racers and the general public? Ultimate power production is one reason, but it's a lot easier to tune and work on a Holley than a Q-jet ...

With the latest Truck Avengers from Holley, virtually any engine size from six cylinders all the way up to monster big-block V-8s can be accommodated. Available to flow air at 470, 670, and 770 cubic ...

It's been nearly 20 years since the OEs fully transitioned to EFI, and aftermarket EFI systems are becoming more affordable and easier to tune by the day. Even so, the carburetor remains the fuel ...