AC Torqueflite 727 Transmission Parts

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.

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.

Learn about the G Force crossmember and how the symmetrical product design makes for a smooth installation on Jeff's 1967 Chevelle.

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

Learn the basic function of a torque converter along with alternative ways to cool your Chevy transmission.

Learn how to select a torque converter. Read up on expert torque converter recommendations and learn how to choose the right stall speed for your torque converter and application.

Speedway Motors employee Pat O. is back to talk Ford Automatic OverDrive Kickdown brackets and kits.

Check out these tips on T-5 transmissions!

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 equip your car with A/C by installing the Vintage Air GenIV SureFit Complete Kit. Jeff installs this kit in his 1967 Chevelle while making some vent modifications to enhance the look and direct air better.