AC 427 Spanner Wrenches

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.

Learn how to bend and add 45 degree double flares to brake lines and fuel lines. We also cover some common types of automotive flares and useful tools for the job.

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.

In this Tech Tip, John answers a customer question about finding the right axle length for his 1931 Model A.

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

Having a difficult time deciding which racing harness to use? With many options to consider from size to closure type, this article will walk you through how to go about choosing the perfect one for you and your race car. Safety first!

Learn how to assemble the front axle of a sprint car. See what tools are needed for assembly including an angle finder gauge tool and king pin reamer.

Read how to wire a lightning sprint engine. This detailed account of how to successfully wire an engine will ensure a smooth installation.

The HANS Device has proven to save the lives of racers time and again. We'll show you how to select the right HANS Device for your specific needs here.

We’re putting Weld Racing Wheels and tires on our 410 Sprint Car and finally dropping it on the ground. Check it out!