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  1. E

    What year Mariner

    I have a 25hp Mercury Mariner. Serial#OB267889. Can anyone tell me what year it is?
  2. E

    18hp no spark

    I have 1982 18hp Merc. Was running great one day, two days later, no spark either cylinder. Thanks for any help.
  3. E

    18hp Merc

    I've been reading about testing on ignition. My question, what is a DVA?
  4. E

    Merc50hp 500 Thunderbolt

    I have a 50hp Merc that needs a powerhead. The motor is a 1978. Can anyone tell me if the powerhead from a 1974 will work on it? Thanks in advance for any help. ecslayer.
  5. E

    Merc spark plug gap

    I have a 1982 Merc 18hp serial#5995123. Could anyone tell me the plug gap? Thanks in advance.
  6. E

    what year Merc

    I have an Mercury 18hp, serial#5995123. Could anyone please tell me what year it is? Thanks for any help.
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