Johnson's Radiator Works GMC Jimmy Parts

Learn how to choose the best radiator for your vehicle. Our guide covers key factors to consider when selecting an aftermarket radiator for your hot rod, muscle car, or classic pickup.

Learn about rack and pinion steering and the benefits to this specific system. This type of steering design uses a set of gears to convert rotational motion into linear motion. Find out more on the differences between manual vs. powered styles.

Does painting your radiator black affect cooling ability or is it an old wives’ tale? If painted properly your cooling system will be fine.

Understand GM’s AFM system—how it operates, it’s pros and cons, common lifter failures, and your options for tuning, disabling, or full AFM delete.

In this Tech Tip, John offers some guidance to a customer looking to cool his 1946 Ford Sedan.

Tired of straightening damaged fins or replacing your new race radiator? Try protecting it with a sheet of Nomex honeycomb and let it take the beating instead of your expensive radiator.

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.