AC Shift Indicators

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

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.

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

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

How proportioning valves work, fixed vs adjustable valves explained, and how to reset a prop valve.

This article explains how to install a chrome column shifter into the steering column itself. We will help you determine the length of steering column needed along with all the parts required to get the job done.

Tech write-up and a video of a Lokar shifter install on an automatic transmission.

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

Learn about performing an LS Swap in a 1972 Chevelle in this tech article. We'll discuss lessons learned from our Chevelle engine swap using a 500-horse 6.0.

What can sprint car wings do? Wings help cars go faster, handle better and add safety. Find out how sprint car wings are constructed, the concept behind down force and the sprint car wing adjustments you are allowed to make while at the track.