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dropped a G54 transmission into my 1982 truck

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Old 09-17-2005, 07:49 PM
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dropped a G54 transmission into my 1982 truck

Just finished up the transmission swap on my 1982 truck.
I used a G54 transmission they came in 1986-1989 22r carberated IFS 4x4 toyota trucks.

The reason I used it was

#1 it was free it had 140,000 miles on it and I couldn't justify buying a w56 transmission for it.
#2 It has way beefier shaft and bearings than the failing L52 transmission I had in it.
#3 It has a removable bellhousing and the same bolt on pattern as a W series so I can still do a Toyota Supra 5MGE or 7MGE engine swap on it.

I measured both the L52 with the t-case to the back flange is 34 1/2" The G54 Transmission is 38 1/2" long measured the same way.

I basically had to get a longer front driveshaft that was 4" longer than the one I had. I used a IFS front drive shaft and modifyed it to be able to move more than 25 deg.
I used this tech to do it http://www.4x4wire.com/toyota/tech/cvmod/

The rear driveshaft had to be shortened by 4".

I was using a Budbuilt crossmember so it can be slid back and reattached using the back of the rear crossmember mounts and using a 2 5/8 - 3" 5/8 square u-bolt.

The transmission hooks right up to the 22r motor no issues same bellhousing pattern as the L52 pattern.
You can use the same clutch slave cylinder as well
I used a new clutch from a 88 to better match it to the 1987 G54 transmission.

Some pics of how the skidplate is and the ifs front shaft and redone rear driveshaft.





Still have to trim the u-bolt excess off and put a washer under the front bolts.

I think I have to buy a new rear driveshaft flange since this one is grooved and with a new rear seal is still leaking.

Also one note the G54 transmission pretty much bolts right into place.
However I have a 1" body-lift the transmission tunnel still rubs a little on the top of the transmission.
I could probably get away with just hammering the area behind where the shifter sits.
It basically is rubbing where the top plate cover on the t-case is.
If you are running a 2-3" BL you should be fine.

Last edited by 934rnr; 09-17-2005 at 07:53 PM.
Old 09-18-2005, 05:41 AM
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Looks like that was fun!

Old 09-18-2005, 04:28 PM
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It only took about a day to do but the driveshaft took a week to get back.
It paid off though did some wheeling today it did awsome weight disribution feels much better off camber.
I pretty much went all the way up Bolton Mountian today.

Last edited by 934rnr; 09-18-2005 at 04:31 PM.
Old 09-19-2005, 12:22 PM
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good work. looks nice...you'll like the G54 for what its worth...I have one in my 86 22R and I've put it through alot...never looked back. 145k on it...
you shouldnt have any problems..its not a W or R series but its plenty strong for most applications.

Last edited by westy44runner; 09-19-2005 at 12:26 PM.
Old 09-21-2005, 01:23 PM
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I trimmed off the u-bolt excess yesterday.
I still need to take the rear driveshaft down to have it shortened.
I also lifted up the suspension with a forklift to test out articulation it doesn't do too bad but I need new front springs.
I am concidering doing the YJ springs in the front now.
Actually the chevy springs in the back stop traveling and I lift a tire before the front suspension does.

Last edited by 934rnr; 09-21-2005 at 01:25 PM.
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