AC 428 Spray Bottles

How to clean and seal your old tank

Cleaning fuel injector nozzels is a must in your car maintenance regimen. Learn the steps on how to properly disconnect fuel lines and check the barrel valve.

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 offers up a couple solutions to a customer on the hunt for a coil over kit for his 2-door Model A.

Discover what siping is and how it can be used to your advantage.

Keep your rear cylinders running cool in a high performance engine by installing a water bypass kit to the intake manifold.

Today, we're following along as Jason Martin builds the Pro Shocks for our sprint car and installs them. There's lots to learn from this episode!

Watch our video on the ceramic coating process for Armor Hot Coating. Headers coated with Armor Hot Coating protect your car without sacrificing looks.

Learn how to differentiate long and short water pumps.

Engine Cylinder Numbers