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Join Date: Jul 2002
Location: Canberra Australia
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Retighten Permimiter Bolts

Hi,

I have a issue with a leaking rear main seal not from the crank but from the outer bottom edge where the case joins. I am about to take the engine out to fix this again (second time) and wondered if I should tighten the perimeter bolts around the seal.

The concern is that the sealant has hardened and that changing the torque of the bolts will effect the sealing properties, in a bad way.

Any thoughts?

Thanks

Mark....

Old 09-22-2009, 05:32 PM
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Well, youre already leaking so you cant do much more damage and if you dont try it you ll never know
Bruce
Old 09-22-2009, 06:18 PM
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Good point....but it could leak more....!
Old 09-22-2009, 06:25 PM
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mca mca is offline
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Quote:
Originally Posted by Mark McClure View Post
Good point....but it could leak more....!
I am inclined to believe the same thing.

How bad is the leak? Are you sure of the source?
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Old 09-23-2009, 12:13 PM
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Don't do it, you will break the studs and then you will have a hard time getting them out, this could require splitting the case again.
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Old 09-23-2009, 01:36 PM
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Ok thanks John and MCA,

The leak happened after a full rebuild when I had the engine on the stand to replace the clutch, a year later, I changed the seal but immediately had a small leak from the bottom of the seal at the seam. This was only from the oil that seeped to behind the seal while the engine was sitting. So I changed the seal again....all seamed fine. Until it was started. Only a small drip, seams to be when it sits rather then when running.

It could be from the crank but until drop the engine I have no way of knowing. Just getting my optionsready before dropping the motor.

Thanks

Mark......

Old 09-23-2009, 02:03 PM
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