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  1. N

    71' mercury 115 inline 6

    Thanks I will try to deeply inspect it. Has some black oil stuff in there that I can see. But the walls don't look scarred or anything else. The motor hasn't been in the water in 5 years but cranks and runs perfect on a water hose.
  2. N

    71' mercury 115 inline 6

    Just purchased a inline 6 115 outboard mercury from 71' ..... Didn't test the compression till I got home after buying like a rookie. But it is my first motor I've bought so I am a rookie. Anyways. All cylinders have 150 psi in them except for cylinder 3 has 90 - 100 psi. Will this motor still...
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