1981 GMC K3500 Rat Rod Engine Parts

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

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

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

Choosing the right suspension products when building your street rod or custom car. A step by step on how to determine which parts are needed for installation, how to calculate the spring rate and other helpful tips along the way.

Axle / Clevis / Bracket / Radius Rod Assembly

See how to install 3" Ram Horn exhaust manifolds on a C/10 with a 406 engine. Learn some tips on welding steel tubing to a cast iron manifold and how they are modified to fit the truck.

Learn about the power behind the G-body platform and the steps to upgrade a 7.5" bolt rear end to a 8.5" to withstand high horsepower. See how to change the differential fluid and install new gaskets.