PRI has filed an amicus brief in a lawsuit between the U.S. Environmental Protection Agency (EPA) and Gear Box Z. Inc. (GBZ), arguing against the EPA’s contention that the Clean Air Act (CAA) does not allow a motor vehicle to be converted into a racing vehicle used solely for competition.
Are you giving your high-performance engine enough fuel? Here’s a guide to proper fuel systems based on on your horsepower needs.
If you’re looking for instant power on demand, then bolting a nitrous oxide kit to your car might be something for you to consider. Nitrous Oxide—sometimes known as laughing gas, nitrous, or NOS, is the chemical compound N2O.
Drag Race 101: Tuning Tips for the Drag Strip Part II. Tips for getting more fuel to the engine via the carb now that you have more air circulation and the ignition installed.