Modified Coolant Sensor Seals and Fittings

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.

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

Testing a 2 or 3 wire speed sensor sounds difficult, but these videos show that it actually is quite easy!

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.

This article demonstrates how to install a complete Winters quick change kit with additional parts including birdcages, brackets, and calipers for a modified race car.

How to clean and seal your old tank

In this guide, Kevin demonstrates how to properly install an external oil cooler in his '54 Chevy Belair with a Big Block Chevy engine.

Learn how to install an external Transmission Cooler, to help keep the temperature of your transmission consistent.

Dick from Koul Tools shares a tip on how to properly seat the AN fittings using the Koul Tools device.