GM Transmission Adapter

blackviper

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Who makes a transmission adapter that would allow us to bolt up a GM 4L80E transmission?
 
PM'd Scrambler and I'm still waiting on response. Anyone else?
 
Carlwalaski thread about the tranny has the info on where he got it from...I think dom also said he had 2 of them..


Also th400, 4l80e are same bolt pattern
 
What are the benefits of switching to the 4L80E? I had one in my Denali and that shit went out on me after treating with the utmost respect!
 
NorCal SRT-10 said:
What are the benefits of switching to the 4L80E? I had one in my Denali and that shit went out on me after treating with the utmost respect!

Can be built stronger than our 48re for less money. Also a lot more options to control it... full auto or act like manual valve body. It's really a TH400 with factory overdrive, well and electronic.
 
I'm sure it's under-rated. I should give them a call tomorrow and get more specifics. The gearing should be very similar to that of the RC 6 speed.
 
blackviper said:
I'm sure it's under-rated. I should give them a call tomorrow and get more specifics. The gearing should be very similar to that of the RC 6 speed.

I sure hope so. You're right about those gear ratios though. I would love to have a 6speed auto as well.

I think that the 68rfe would work too IF we could get a computer to control it. A stock cummins puts out 650ft/lbs and 350HP. Most say it will handle 500HP (that should be over 900ft/lbs of TQ) in a 3500 series truck (ALOT more weight). The price on those are stupid high though.
 
blackviper said:
I'm sure it's under-rated. I should give them a call tomorrow and get more specifics. The gearing should be very similar to that of the RC 6 speed.
I think 5th in our six speed is.75 to 1 and sixth is .50 to 1
 
I sent TCI a email to see if that 6-speed is upgradable to handle higher torque levels. I will post there response when I get it.
 

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