Willys AN Bulkhead Fittings

Learn how to install an external Transmission Cooler, to help keep the temperature of your transmission consistent.

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.

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

There are several aspects of a properly relocated battery installation. Our guide will help you ensure that your relocation goes smoothly.

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!

In our quest to make everything on our cars better, we're constantly trying to clean things up under the hood. One quick way to get there is by smoothing the firewall. Here are a few ways to get that custom engine bay.

Next up for Jeff's 1967 Chevelle is fuse block mounting and wiring. View this guide on how to remove old wiring to installing a new fuse block and 22 circuit wiring harness.

Hose & Fitting

Hooker headers are installed in a 1967 Pontiac Firebird for increased power and a boost in performance. See how to work through fitment of the steering box, clutch Z bar and starter.

Check out a couple of tips on how to install a new clutch.