Lincoln C4 Auto Trans Dipsticks

This resource contains a transmission pan shape ID chart and other tips to help with identifying GM transmissions.

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

We show you how to keep that old GM transmission when swapping in an LS engine. Our LS swap adapter kits make it easy!

Learn how to swap out an LS engine with a modern fuel injected engine into a hot rod for added horsepower, fuel economy, or throttle response. View a list of parts and helpful tips to complete the installation.

In this episode of our C10 build series, we swap cams in a junkyard 5.3 and make surprisingly big power.

Print these fun car coloring pages for your kids! From the early years of Speedway Motors to hot rods and race cars, there are scenes for everyone!

Read how to install rear drop spring to lower a 1969 C10 pickup. Follow these steps for a smooth installation.

Need holiday ideas for the gearhead in your life? This handy guide will steer you in the right direction.

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.

Speedway product guru Jeff K. wants to introduce you to another of his projects, "Elmer". There's a long history with Jeff and this vehicle, best told by Jeff himself.