Pro Stock Exhaust Tailpipe Tips

Headers and manifolds differ in design and function. Long tube headers, shorty headers, and exhaust manifolds each have their pros and cons regarding performance and application.

Explore dirt stock car racing’s key terms, classes, rules, parts, and tips for success in this ultimate guide for new competitors.

Making the switch from manifolds to headers is a popular performance upgrade, but it may take more than just bolting on the new part. We provide some tips and things to consider after you bolt on a new set of headers.

This dual exhaust size chart will help you choose the correct size exhaust pipe for your horsepower range.

What happens when you advance or retard a camshaft? In this tech article, we explain the pros and cons of installing your cam straight up, advancing or retarding.

Once you're ready to start selecting valve train components, we have some useful tips and tools that should boost your performance. We discuss proper valve-springs, pushrod length, and rocker arm ratios.

Follow these tips and tricks on how to properly wrap your exhaust manifolds to reduce underhood temperatures.

Learn some helpful tips for using your tire groover as well as what direction to cut your grooves and sipes for maximum side bite and forward bite on your dirt circle track race car.

We talked to a few of our in-house race experts about ways to make this racing season your best one yet!

Maintain your torque tubes with this quick tip for Speedway Motors.