Thread: Fuel pump o-ring
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  #18  
Old 9th June 2020, 07:04 PM
Audifan Audifan is offline
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Quote:
Originally Posted by MikkiJayne View Post
A smear of engine oil or petroleum jelly will work on the o-ring.
Is engine oil really safe to use in fuel-soluble application? I've heard that using petroleum jelly can become a problem with rubber o-rings?
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