700R4 Classic Truck Engine 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.

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

This resource contains a transmission pan shape ID chart and other tips to help with identifying GM transmissions.

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.

A new print and digital magazine about all things classic truck and more, brought to you by some familiar names.

While everyone is looking for a 6.0 LS, don’t count out the original 5.7 LS1 engine for your next LS swap performance build

This slick grey 55 Chevy truck is as clean as they come, and there are more hidden details throughout than the subtle exterior would lead you to believe.

Don't forget to change the oil in your tow rig! Lucas Oil has you covered with CK-4 Diesel Motor Oil. Learn more...

There are a lot of choices when it comes to automatic shifters, and we’ll help unpack all the options and features in our automatic shifter buyer’s guide

Pat talks about our 67-72 pickup rear end housing and some of the options we have for it.