Willys Custom 700R4 Interior, Accessories and Trim Parts

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.

This year, the Speedway Motors SEMA booth will host Ron Ernsberger's radical Willys built by the Tin Man's Garage. It's a Hemi-powered hot rod with some classic street rod elegance thrown in, and there's much more going on here than meets the eye...

Watch this two-part video series to learn how to build custom door panels using a variety of universal car interior upholstery parts from Speedway Motors.

Product Master Jeff K. talks about the rebuild of his 1954 Chevy interior, breathing new life into the sedan.

Follow along as Product Guru Jeff K. talks about customizing a Comet Pedal Car for his son!

See how a 1969 Chevelle gets an upgraded grille! Learn the pros of using the Dynacorn trim and extensions and some helpful tips for a successful install.

When Tyson picked up his '69 SS396, all the trim was in the trunk. We follow along as he installs the shiny stuff to finish out his project.

Speedway Motors employee Jess M. talks about the custom battery tray and cables she built for her '33 Ford.

Speedway Motors employee Jess M. talks about customizing the rear radius rods she installed on her '33 5-Window coupe.