Dodge D100 4L60E Electrical, Lighting and Wiring Parts

A real-world guide to 4L60 transmission specs, strength, and swap tips.

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.

Check out this headlight wiring and taillight wiring diagram.

Watch our Steering Column Wiring Guide video for useful tips on wiring your new steering column for your vehicle. Ididit takes you through the wiring process.

Drag racing changed a lot in the 60's, and Dick Landy was right in the middle of it all. This 64 Dodge was the first factory built 426 Hemi car to win a sanctioned drag race. How cool is that?

In this Tech Tip, John answers a customer question about what would be needed to swap some additional power in place of his anemic 233c.i. Ford.

In this Tech Tip, John responds to a customer request for our recommendations on brake kits for his ’56 F100.

Do you have a project that will require you to build your own 4-link bars? Here's a demonstration on how to determine the bar length, weld the parts and assemble the links using steel tube ends weld bungs and forged 4-bar rod ends.