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what is needed to repair m2b4 5th gear crunch
Engine/Gearbox questions and discussion
- preludemanh22
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what is needed to repair m2b4 5th gear crunch
Post by preludemanh22 » Sun Mar 09, 2014 8:41 pm
is it a costly job ? thanks
preludemanh22
- Thebusofwoe
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Post by Thebusofwoe » Sun Mar 09, 2014 8:47 pm
Well in a nutshell it will be a 5th gear syncro set, Full set of gearbox bearings, Both shaft seals, and labour to strip it down/rebuild it. Plus any other seals/gaskets. I can do gearbox rebuilds at home 

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- preludemanh22
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Post by NafemanNathan » Sun Mar 09, 2014 9:03 pm
How bad is it mate?
If it's not too bad Amsoil MTF has been known to remedy the crunch on quite a number of occasions. Even if it's quite bad it can make a significant improvement. I've had a reasonable 5th gear crunch on two LSD boxes now. Amsoil MTF cured both
It's the cheapest option and worth giving a go first definitely.
If it's not too bad Amsoil MTF has been known to remedy the crunch on quite a number of occasions. Even if it's quite bad it can make a significant improvement. I've had a reasonable 5th gear crunch on two LSD boxes now. Amsoil MTF cured both

It's the cheapest option and worth giving a go first definitely.
NafemanNathan
- preludemanh22
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Post by preludemanh22 » Sun Mar 09, 2014 9:05 pm
hi mate ive never had the car on the road to test which is frustrating previous owner said he had to double clutch and it worked fine 

preludemanh22
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Post by NafemanNathan » Sun Mar 09, 2014 9:13 pm
Sounds like my silver lude and MTF fixed that
Worth a punt otherwise your next cheapest option would be to drop in a known good box.

NafemanNathan
- preludemanh22
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- Thebusofwoe
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Post by Thebusofwoe » Sun Mar 09, 2014 9:25 pm
What these guys say
To be honest, I would only rebuild my own gearboxes as its cost effective for me. The best options for you is the MTF and then the box swap.




One life, LIVE IT! Get VTEC, LOVE it. Drive a Honda and ENJOY it.
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- preludemanh22
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