DeWitts Cadillac Calais Cooling and Heating Parts

See how to properly install a DeWitt's Direct Fit radiator in a 66-67 Chevelle. Learn the benefits of Black Ice coating on this radiator including optimal heat transfer.

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!

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.

Overheating is a major cause of DNFs and damaged engines. We'll go beyond the cooling system for solutions to your overheating issues.

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

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.

Learn how to wire dual electric radiator fans. Use our dual fan wiring diagram and guide to make sure you properly wire your fans to your thermostat.

Warranty information for DeWitts aluminum radiators.

Tim shows off the two Cadillac style air cleaners we have to offer.

Learn how to keep your starter cool using a heat shield. Read the steps and parts necessary for the installation.