How much HP can a stock 68RFE handle?
With quality transmission control module (TCM) tuning, the stock 68RFE can support 500rwhp and 1,000 lb-ft or more, but it won’t survive boosted, four-wheel drive launches for very long—and maybe not even once if the Low/Reverse sprag explodes (which is common).
Is the 68RFE transmission reliable?
Overview of the 68RFE: Despite all of the impending doom the 68RFE and it’s abysmal valve body bring forth, it is a powerfully reliable transmission after being properly built. But, in stock form, it cannot hold much more than factory power.
How strong is the 68RFE?
The 68RFE is a well-designed and strong transmission with gear splits suited to the normal load-moving tasks faced by heavy-duty Ram diesel pickups. But it’s not strong enough to handle the high-output Cummins if one is towing at or near the maximum rating of a Ram 3500 day in and day out.
Can you tune a 68RFE?
68RFE automatic transmission equipped trucks, you have the option to add transmission tuning. One of the major benefits of having such an electronically controlled transmission are that so many factors, such as converter lock up, line pressure, and shift patterns can be controlled electronically.
Can I put a Allison Transmission on a Cummins?
CAC makes it possible to mate one to the Cummins engine! This means you can take any Allison 1000 transmission and put it behind the Cummins.
How much HP can Aisin handle?
Aisin: The Aisin 6-speed automatic is one of the transmissions available with Ram’s 6.7L Cummins turbo-diesel engine. This engine produces up to 400 hp and 1,000 lb-ft of clean-diesel torque. With the Aisin transmission, it can tow 31,000 pounds.
Who writes the best tunes for Cummins?
Quick Take – Best Tuners For 6.7 Cummins
- Smarty Touch.
- MM3 Tuner w/ GDP Custom Tunes.
- Edge Insight CTS3.
Who makes 68RFE transmission?
In comparison, the Chrysler 68RFE six-speed automatic is a light-duty-pickup transmission that weighs about 260 pounds and isn’t set up to use a PTO. The 68RFE is a well-designed and strong transmission with gear splits suited to the normal load-moving tasks faced by heavy-duty Ram diesel pickups.
How hot should a 68RFE run?
NOTE: The transmission oil temperature must be between 80 – 110°F (27 – 43°C).
Who makes the 6 speed automatic 68RFE transmission?
How long does 68RFE take to relearn?
Registered. It should only take 30 miles of stop and go driving to relearn at 30% or less throttle. Use the power setting you’re going to drive it on.