Jeep Cherokee A/C Hoses

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.

How to install a chrome radiator hose kit and aluminum thermostat housing on a big block Chevy for an added touch to your engine bay.

Learn how to use Koul Tools for your AN Hose Assembly with our video guide. Koul Tools make it easy to install a braided rubber hose into the AN fitting socket.

Hose & Fitting

How does a cooling system work? Why is your engine overheating? What parts should you be giving your attention to? This guide answers all your questions.

In this Tech Tip, John answers a customer concerns about adding additional drop to his 1960-1972 Chevy truck.

Shortcuts don't always pay off. Zach Raddatz walk us through his experience with a cheap radiator so we don't make the same mistake!

In this Tech Tip, a customer asked for some recommendations on water pumps for his 1934 Chevy Coupe build.

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.

Learn how to wrap exhaust headers to help keep under hood temperatures down. This articles shows how cast iron exhaust manifolds are wrapped in 1-inch black header wrap with stainless steel exhaust wrap ties.