Learn what a manual valve body can and cannot do for your automatic transmission and performance driving needs

Manual Valve Bodies Explained | How They Work & Why You Might Want One

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

There's something special about your first car. Here are a few from the Speedway Motors team.

Our First Cars

Check out some cool overhead conversions to the Ford flathead V8 on display in the Museum of American Speed!

Vintage Overhead Valve Conversions for the Ford Flathead

Learn how to convert an engine using a Carbureted LS Conversion Kit, along with tips for a smooth install. Read more on the manifold and timing control module, which comes with an MSD ignition control box and wiring harness.

Carbureted LS Intake Conversion Kit

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

Ford AOD Transmission Kickdown Kit

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!

How to Mount a Modified Race Car Body

Pat talks about air solenoids for your air ride setup.

Speedway Tech Talk - Air Ride Electronic Valves

Tim talks about early hemi valve cover wire caps.

Speedway Tech Talk - Offenhauser Early Hemi Valve Cover Wire Caps

In this Tech Tip, John confirms a customer question regarding the need for a proportioning valve on his ’55 F100 brake build.

Disc Brakes and Proportioning Valves

Engine Family Facets

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Auto Trans Brake Solenoids 1St Gen C K Series

Auto Trans Control Units 1St Gen C K Series

Torque Converter Hardware 1St Gen C K Series

Auto Trans Overhaul Kits 1St Gen C K Series

Auto Trans Input Shafts 1St Gen C K Series

Popular Parts

1st Gen C/K Series Auto Trans Valve Bodies

1st Gen C/K Series Auto Trans Valve Bodies | Speedway Motors

Shop 1st Gen C/K Series Auto Trans Valve Bodies and get Free Shipping on orders over $175 at Speedway Motors.

1st Gen C/K Series Auto Trans Valve Bodies

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TCI 744200 Glide Manual Body

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