Modified Heater Fittings

Learn how to successfully upgrade the cooling system for a 400 small block Chevy. Read tips for installing a water pump and auxiliary coolant lines using fittings and fuel hoses.

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.

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.

Speedway Product Manager Jeff K. talks about the old failing "Dealer Air" in his '46 Ford Sedan Delivery we've become familiar with, and the replacement unit from Vintage Air he got from Speedway Motors.

You won't make it far down the road or around the track with a damaged radiator. Here's how to handle a leaky radiator, and more importantly, how to prevent holes and other radiator damage in the first place.

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

Hose & Fitting

This handy adapter is an inexpensive way to adapt an LS into your classic, muscle car, or truck. It takes care of the steam line as well as the hose diameter difference, allowing you to run a standard radiator with your LS swap.

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!

There are several types of quarter-turn fasteners used in the performance automotive aftermarket and in this buyer's guide we'll help show you the correct fastener for your application and how some of the most common types of fasteners are used.