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  1. M

    Timing Specs? 1972 65hp 650 3cyl

    I cant seem to find the timing numbers i wrote down for my 1972 mercury 650 3-cyl. I have the clymer book on order but am getting impatient. Could someone perhaps look up what idle and WOT timing should be for this unit? I'd love to work on this after work today. Thanks A Lot! Mike
  2. M

    1973 65hp 650 : Tilt Lock Cam Questions

    73 merc 650 , 3cyl , S/N 355xxxx Just got this outboard.. Powerhead Great, L/U "Should Be Fine.." Ran on muffs and got it idling. I saw no telltale flow so dropped the lower unit to pop in a new impeller and visually inspect the general area. (Impeller was in rough shape and...
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