Modified AN Fitting O-Rings

AN fittings are a simple and effective way to plumb fluid systems in your car. This AN fittings install guide answers some of the more common questions pertaining to AN fittings and AN line.

Learn the proper steps in upgrading your air cleaner assembly to ensure clean air, allowing your engine to more easily make the power that it should.

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

What fittings should you use with your brake or fuel system? What does AN and NPT stand for? All of these questions plus more will be answered in Speedway Motors' latest article about fasteners!

Learn what throttle and kickdown cables do, how to install them, and tips for troubleshooting issues like broken or stuck cables.

This article demonstrates how to install a complete Winters quick change kit with additional parts including birdcages, brackets, and calipers for a modified race car.

In order to be competitive and win, it's important to find the right set up that works for you and your car. Here's some general reminders to remember during set up!

Learn a few tips on how to properly mount Modified bodies and some products that will help get your race car body fabrication job done!

There are a lot of piston ring material types to consider for your next engine build. Our buyer’s guide will help you choose the right ones.

Learn how to lower a hot rod by modifying the axles and some history behind early hop ups. This project features a Ford axle with wishbones for a Model A.