APR Exhaust Tailpipe Tips

See the final steps of installing a custom exhaust system on a '67 Chevelle. Learn some tips on how to offset and install the exhaust U bend tailpipe.

Here are some helpful tips to get the most out of your pyrometer.

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.

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.

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.

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

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.

Here are some tips about Copper & GraphTite gaskets.

Read some tips on how to properly set relief valves.

Dick from Koul Tools shares a tip on how to properly seat the AN fittings using the Koul Tools device.