Thread: N63B44A valve stem seals
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      03-16-2019, 05:55 PM   #10
The-Traveler
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Drives: E92 M3 & G30 530e
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Quote:
Originally Posted by Chrisg2121 View Post
Replacing valve stem seals
Cleaned up all the intake/exhaust valves and ports
Replaced rectangrings on all 4 cams
Amazing work! Is this motor direct injected? Why are the valves and ports so clogged?!
Appreciate 0
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