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  1. #1
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    Jun 2015
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    Classy, Texas
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    1988 Mercury Black Max V175 - Compression on all cylinder 135 PSI - Is that good?

    On my 1988 Mercury Black Max V175 the compression checked 135 psi on cylinders. Is that good and what is the acceptable range?
    Last edited by Kuhuna; 10-23-2017 at 08:01 AM.

  2. Member
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    Jan 2013
    Location
    knoxville tn
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    #2
    That's Just Fine :)

  3. Member
    Join Date
    Jun 2015
    Location
    Classy, Texas
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    231
    #3
    Thanks