AC Street Shift Lights

Concerned about a transmission swap? Our engine transmission compatibility checker will help confirm what you need to make it happen.

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!

Super Chevy features the Speedway exclusive Lokar Muscle Car Shifter Knob Adapter

The 700R4 is a great choice when it's time to upgrade your classic car or truck with an overdrive transmission. Here's what you need to know about GM's famous 4-speed automatic.

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

Follow along as Jeff installs an early 700R4 transmission for the big block in his 1967 Chevelle. See how this unit is upgraded and converted to a later 30 spline style.

Learn about how aftermarket transmission coolers can help keep your transmission cool and the different options available for cooling with our expert guide.

Learn how to install a side detent shifter in a 1969 Chevy C10.

There are a lot of choices when it comes to automatic shifters, and we’ll help unpack all the options and features in our automatic shifter buyer’s guide

Speedway Motors, a manufacturer, retailer and distributor of high-quality automotive parts and racing products, announced today a list of new products that will be debuted Nov. 2-5 in Las Vegas, Nev. at the 2021 SEMA Show.