DeTomaso 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.

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

Wiring of your race car or hot rod can be completed at home with these helpful automotive 12 V wiring tips.

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.

Electrical wiring is one of those tasks that enthusiasts dread tackling on their own. We're here to tell you that wiring your project vehicle is something you can do with a little help from your friends at Speedway Motors!

Why convert to an LED-style headlight or taillight system? Click here to find out how to do it the easy way!

Learn how to install spark plug wire terminal ends. Our step by step guide takes you through terminal end and boot installation with the use of a wire crimping tool.

Learn how to install and wire a digital tachometer. Speedway Motors covers the entire process with our installation of the Acewell 1100 Digital Tachometer.