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  1. W

    1978 500 50 2 cylinders no spark

    I'm back again, I think I got my carb problems solved. now my cylinders 1 and 2 have no spark. I tested the trigger on the motor, with the stator moved out of the way. I couldn't get the pressed on collar to come off to bench test. it looks like wht/blk to brn is .868 olms and wht to vio is...
  2. W

    1978 500 50 fuel pump

    compression looks to be around 125 on the top 3 cylinders, can't get my tester on the bottom one but put my finger on it and it feels like good compression I'll have to see if I can borrow a angled one. I pulled yellow fiber piece out and broke the damn coupler reinstalling the carbs... a little...
  3. W

    1978 500 50 fuel pump

    I have a 1978 merc 500 50 hp. I ordered a rebuild kit fot the carb and had more pcs than my existing carb. the fuel pump from the carb body out it had a gasket a rubber Piece with 2 small flaps on the bottom. but when I got the kit it had a yellow fiber piece too that my original cab didn't...
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