Chevy Blazer 700R4 Shifters and Control Modules

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.

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.

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

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

Next up is the suspension on Jeff's 1967 Chevelle project. Learn how to properly disassemble and remove components, such as the spindles and brakes. See tips on replacing the control arm bushings and using the right tools to get the job done.

Kevin W. walks through each step of installing a new alternator bracket on a 454 Big Block Chevy.

This article highlights the finishing touches of the front suspension in Jeff's Chevelle. Learn some tips on how to install the steering arms, center link and tie rod assembly.