Tri-Five 700R4 Rat Rod 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.

In this Tech Tip, a returning customer asks for advice on building a front suspension kit for his Model A rat rod.

In this Tech Tip, John explains the design behind a set of headers destined for a Tri-5 using a traditional rack and pinion style steering system.

We're pretty sure we've never seen a hot rod Hudson pickup, let alone a candy-green knockout like this one!

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

Should you mix bias-ply and radial tires? Get all the information you need with our guide on radial tires and bias ply tires, and why mixing is risky.

Our guide will help you find the best drag tire for your application and needs

Jeff chooses Redline Radial Tires and black powder-coated steel wheels for his 1967 Chevelle. See how he installs the tires with some helpful tips along the way.

Upgrade your tires using a cross-reference chart to convert bias-ply tire sizes to radial tire sizes, as well as a formula to find the overall height of a tire.