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700R4 Transmission Complete Guide | Diagrams, HP Ratings, FAQ

700R4 Transmission Complete Guide | Diagrams, HP Ratings, FAQ

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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.

How to Identify GM Transmissions | 700R4, TH350, 4L60, TH400, 4L80e, Powerglide, & More

How to Identify GM Transmissions | 700R4, TH350, 4L60, TH400, 4L80e, Powerglide, & More

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

Upgrading a 700R4 Transmission - 1967 Chevelle

Upgrading a 700R4 Transmission - 1967 Chevelle

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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.

How to Adapt LS Engine to 700R4 or Turbo 350 Transmissions

How to Adapt LS Engine to 700R4 or Turbo 350 Transmissions

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

Transmission Replacement on a 55 Chevy

Transmission Replacement on a 55 Chevy

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

Installing a Transmission Crossmember - 1967 Chevelle

Installing a Transmission Crossmember - 1967 Chevelle

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

'37 Chevy Sedan

'37 Chevy Sedan

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Barry's sedan makes us wonder why there aren't more Chevy street rods out there.

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