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  1. #1
    Member
    Join Date
    Jan 2021
    Location
    Kansas City, KS
    Posts
    13

    1982 200hp black max new owner questions

    Just purchased a ranger 370v 1982 with a 200hp mercury black max s/n#6073354 (not oil injected). I have a few general questions:
    -Does the tell tail only become strong when thermostats are open?
    -what is wot on this engine?
    -was told by seller to not run engine in upper range for extended periods, is there any specific failure to watch for?
    -engine hesitates out of the hole from 2500-3200 rpm then comes in very strong, is this normal and if not what is the cause?
    -is there a way to hook up water pressure gauge or is there a factory over heat alarm?

    -Any other general info I need to know?

  2. Member
    Join Date
    Jun 2013
    Location
    LONGVIEW TEXAS
    Posts
    14,017
    #2
    see forum just below
    .................................................. ...the scariest thing in life is the unknown ...................................