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

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

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.

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

Learn how to install a side detent shifter in a 1969 Chevy C10.

How to Install Side Detent Shifter for GM TH200, TH250, TH350, and TH400

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 to Adapt LS Engine to 700R4 or Turbo 350 Transmissions

Tim M. has tried to stay true to the vintage route, but sometimes, exceptions must be made. For example, the original oiling system's paper element and canister are functional, but an upgraded system will be more reliable.

Spin-on Oil Filter Adapter for Early Hemis

Engine Family Facets

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TH400, Auto Trans Filters

TH400, Auto Trans Filters | Speedway Motors

Shop TH400, Auto Trans Filters and get Free Shipping on orders over $199 at Speedway Motors, the Racing and Rodding Specialists. TH400, Auto Trans Filters in-stock with same-day shipping.

TCI 228500 66-91 TH400 Racing Filter and Pan Gasket Set

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TCI 228500 66-91 TH400 Racing Filter and Pan Gasket Set

GM Powerglide TH350 TH400 700R4 4L60E 4L80E Trans Filter Kits

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