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Old 07-23-2017, 12:55 PM   #1
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If you're going to continue to research this, find out first who Porsche sourced its bearing from. If you find out and compare specs, your choice may be better or not. If it/s dramatically better than Porsche's on all measures, then hopefully your choice will last at least as long or longer as the Porsche bearing does.

Keep in mind, there are lot's of folks out there whose opinions are just guesses. Porsche's and LN failure rates are well known after use of thousands of units and thousands of miles in the real world. Others are speculative. When faced with a potential $5K to $20K consequence of a failure, I'd suggest you let real world results guide your decision.

Last edited by thom4782; 07-23-2017 at 12:59 PM.
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Old 07-23-2017, 04:01 PM   #2
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"Apparently according to Jake Raby, the inner seals on his bearings are leak free"
Just to be clear, Jake does not sell anything.Not even bearings. He is referring to specific bearings sold by LN and a few others .
The leakage into the IMS tube occurs when ppl install substitute bearings with no seals or eventually/sometimes with 2RS sealed bearings. It is all in prior posts with theories about why.
The plug in the IMS tube has similarly been discussed/dismissed for substitute IMSB with 1RS .
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Old 07-23-2017, 04:54 PM   #3
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Quote:
Originally Posted by Gelbster View Post
Just to be clear, Jake does not sell anything.Not even bearings. He is referring to specific bearings sold by LN and a few others.
My mistake, i thought he was as affiliated with LN. Apologies for muddying the water.

I am actually thinking that a plug with 2RS is the best of all worlds. If you block off the air space in the tube, it cannot suck oil to wash out the grease when expanding and contracting with engine heat cycles. If you can prevent the incursion of oil, then a lifetime greased bearing makes a lot more sense.

If you have any links to discussions of plugging the IMS tube and why it would not be a good idea, I wouldlove to see them.

Regards,

Silber
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