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404 transmission locked up

918 Views 4 Replies 4 Participants Last post by  esde
Hey guys, I'm in the last stages of getting this long time project on the road and running into some problems. I did a diesel swap and have a remanned transmission with a set of crawler gears. When I engage the clutch, the motor spins freely. When I put the transmission in any configuration (forward-reverse-neutral, in gear or out of gear, or in crawler, the motors stalls. I must note the truck is upon Jack stands, all tires are free
spinning, 4wd and diff locks disengaged. The transmission has had new
output seals installed using the proper tools.

Any insight you guys mighthave would be greatly appreciated!!
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Those shift forks are a PIA. I took my cover off, probably 4-6 times trying to align everything. Then I had a shift fork bust as I tried to engage fwd. rev., luckily the piece did not drop into the tranny. It's still sitting on my

G Vavra
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