Fox Body C4 Auto Trans Dipsticks

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.

Learn how Zach replaces a transmission and breakaway converter in his 55 Chevy, with some helpful tips along the way.

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

How do we love old cars? Let us count the ways. Actually, that's what we're going to do here. Check out our decade by decade guide to some cars and details that we're head over heels for.

Learn a few tips on how to properly mount Modified bodies and some products that will help get your race car body fabrication job done!

In this Tech Tip, John answers a customer question about what would be needed to swap some additional power in place of his anemic 233c.i. Ford.

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

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

In this episode of our C10 build series, we swap cams in a junkyard 5.3 and make surprisingly big power.