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  1. M

    1975 merc 850 fuel issues

    Tried my new to me 1975 850 merc on the water engine ran great but keep losing fuel pressure. i think my carb floats are not sealing off when i trim up gas starts leaking out front of carbs could that cause gas line to lose pressure? thought it may be my fuel line but tried the line on my other...
  2. M

    1975 merc 850 water pump

    i have never encountered a mercury like this do not know how to disconnect shift linkage it is not like other mercs i have with screw offs. can anyone shed some light for me?
  3. M

    manual choke 1975 merc 850

    I just got a 1975 merc 850 and noticed wire dangling from manual choke with screw and nut attached in eyelet of wire where does it connect? Is it to hole in choke linkage at top carb?
  4. M

    manual choke 1975 merc 850

    I just got a 1975 merc 850 noticed the wire from manual choke dangling with screw and nut attached in wire eyelet. where does it attach? Is it the hole in linkage at top carb?
  5. M

    breaker points

    I have a nice 1966 mercury 200 20hp need breaker points looked everywhere i know to look i do know they are odd and rare does anyone know if any exist for purchase?
  6. M

    Lost key

    I lost my keys to my 1975 mercury 850 85hp. locksmith could not do no blanks it is double sided too old any suggestions? i do have numbers off of switch 126 B51045
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