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    Evinrude runs bad/back fires

    Re: Evinrude runs bad/back fires I have checked the compression today: Cyl1 7,5 cyl2 7 cyl3 7,5 cyl4 7,5 Bar I have also tried to check the timing (see pictures), it seems to be a bit off maybe but i have no clue how to adjust it. timing mark at idle Timing mark at 2500rpm Any good ideas...
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    Evinrude runs bad/back fires

    Hello everyone. I have just got a 1970 evinrude 85 hp V4 (85093B) that runs bad when it gets warm. When i start the engine i runs but after a while (10-15 min) it starts to go bad and back fire. I have checked and adjusted the breakerpoints (ignition system IV) but just a small change to the...
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