View single post by vnavaret
 Posted: 08-08-2025 07:22 pm
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vnavaret



Joined: 04-07-2022
Location: Oregon USA
Posts: 115
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Sorry, but it is not that easy (I am assuming we are talking 4 speed, correct?).

To replace the oil seal, you need to remove the primary shaft. =:-(

The front cover carries the oil seal and the primary shaft input bearing, which has a retaining clip (item #27) that rides inside the front cover.  To get at the front seal the primary shaft must come out of the casing along with the front cover. The retaining clip then can be removed along with the primary shaft and bearing, and only then the seal can be replaced.

So you are looking at removing the top cover, the tail shaft housing, gear clusters, etc. 
Look at the bright side: It's a good excuse to go through the entire gearbox to replace those worn synchros and shift forks. 

OK, maybe that is a stretch if your only complaint is an oil leak. Time for a five speed conversion?

Vance

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Last edited on 08-08-2025 07:23 pm by vnavaret