BMW Sport Compact Air Conditioning

Learn what goes into setting the fuel for your engine and how to change the density altitude, ADR, main pill and high speed pressure to optimize a/f ratio.

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.

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.

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

Storing your car for the winter? Here are a few helpful tips on how to winterize your hot rod before putting it away in storage, and so it is ready to go when Spring comes back around.

A guide on maintaining a sprint car front suspension. Learn tips and tricks on how to prevent problems at the track. Clean and inspect your bearings, spindles and hubs for ultimate success.

In this Tech Tip, John shares some tips with a customer about adjusting a steering box he got from us recently.