Automatic Transmission Tech Resources

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Review our 68RFE install checklist and procedures to ensure a smooth installation.

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Download the full PCS 2800 47/48RE wiring schematic and the PCS 2000 47/48RE wiring schematic.

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WP Development's announces their own line of high performance 68RFE torque converters.

Job Posting

WP Developments is looking to hire a Sales and Marketing Manager on-site.

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Find clutch clearance and torque spec information for your next 10L1000 transmission rebuild.

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Ethan Patterson of WP Developments explains the ends and outs of a roller type sprag vs a factory style sprag and why we use what we do with each build.

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Eliminate failure by inserting 68RFE check balls into the correct location.

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Our manual valve body allows us to use the four strongest gears in the 68RFE.

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HorseTorques Diesel visits WP Developments in Indiana.

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It’s no longer a secret… heck, it’s no longer that special for a diesel engine to make 1,000-plus horsepower. It’s become commonplace, and due to that increased capability, it seems these days, OE manufacturers are rating transmissions at their absolute limits.

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We didn’t know this was possible until we saw WP Developments social media post. Ethan from WP joins us to talk about the first full manual valve body for 68RFE-equipped 6.7L Cummins, how they work, hold power & more!

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We chat with Ethan from WP Developments and ask the question, what is the best transmission for power and performance? If there is one, why does it beat anything else offered from Ford, GM or Ram? Tune in as we go in-depth on this topic!

Instructions

The 2C stack up we designed is engineered to never allow the friction to fall below the 2C reaction planet. We do this with a custom thickness 2C billet piston and thin steel added into the stack up.

Video

Ethan from WP Developments joins us today to talk 68RFE’s! We ask what are the three common failures, how can they be avoided and if your transmission is toasted, is bigger always better? Ethan also drops a hint about a 68RFE build going behind a 2000+ hp diesel engine.