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Unread 07-05-2009, 10:46 AM   #1
earlb74
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1986 FSJ Wagoneer 
 
Join Date: Feb 2009
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cj7 trans swap

Hi, i a looking into swaping my 3 speed auto transmission for one with OD. is this possible? what OD trans will fit? i have a 4.2 6 cyl. any info on this matter will help, thanks.

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Unread 07-06-2009, 12:01 PM   #2
kickingprop
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1985 CJ7 
 
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both the 700R4 and the 4L60 can be swapped in but both will require adapters for the 258 to Tranny as well as the Tranny to TCase adapters...easily over $1000 in adapters on top of cost of tranny.
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1985 CJ7 Project
Phase One : 5.3L Vortec/4L60E, Moser axles for AMC20, Twin Stick'd Dana300 - Completed
Phase Two: Bedliner, Rollcage, Seats, BESRK Rear Bumper w/ tire swing, Soft Top, and a few other goodies - Mostly Complete
Phase Three: Waggy 44 front, Scout D44 Rear, 4.56's, ARB's (F/R) SOA with YJ Springs, 35x12.50x15 BFG MT - Not Even Close to beginning

Also a mostly rust-free 1970 Scout 800A That I'll get to start working on someday...

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Unread 07-09-2009, 08:56 PM   #3
FreeManDan
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http://offroad.automotive.com/107962...ves/index.html

I hope this helps, if not then it was at least a good read in the May off-road magazine
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Unread 07-09-2009, 09:04 PM   #4
FreeManDan
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or for poop and gigglin, I found this...

http://www.manoian.net/jeep/gear_ratio_calculator.html
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