GMC Jimmy Air and Fuel Delivery Parts

The process on how to effectively winterize your fuel system in open wheel racing. This includes step by step instructions and recommended parts to use for your fuel system.

Speedway product guru Jeff K. wants to introduce you to another of his projects, "Elmer". There's a long history with Jeff and this vehicle, best told by Jeff himself.

Understand GM’s AFM system—how it operates, it’s pros and cons, common lifter failures, and your options for tuning, disabling, or full AFM delete.

Jeff K. doesn't just limit his tendencies to the classics. His daily drivers get the special treatment as well. Take his 2015 Mazda6, for example. Among the changes Jeff made was to install a K&N Performance Air Intake kit.

Learn how to replace a fuel sending unit. Our fuel gauge sending unit guide and installation video covers all you need to match your fuel sender and gauge.

In this Tech Tip, John offers up a couple solutions to a customer wanting the best electric option to fuel his project.

Troubleshooting a fuel gauge can be a seriously aggravating issue. Click here for a video showing some hints and tips!

Read about how important a clean fuel system is for your micro sprint. Learn how to clean and maintain the fuel system during race season.

In this Tech Tip, John answers a customer concerns about adding additional drop to his 1960-1972 Chevy truck.

Read how to lower the rear of your 92-98 Chevy pickup using a DJM lowering kit. These tips are helpful for smooth completion.