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  1. M

    Driveshaft End Play on 1-Piece Lower?

    I've got a 1979 85hp with a 1-piece and while working on it I've noticed the driveshaft can be pulled up about 1/8". I've done some looking but haven't seen a spec for this. The lower unit doesn't leak water, no sign of metal in the gear oil and shifts normally. Am I OK to keep running this...
  2. M

    85hp Crankshaft Seal

    I dropped the lower unit yesterday for a little water pump work and realized that the lower crankshaft seal has been blown out. The metal retainer (that looks kinda like a cricular spring) was at the bottom of the driveshaft sitting on top of the water pump. A quick check with a flash light...
  3. M

    Cylinder Scoring

    I've got a 79 85hp motor with a melted piston and other damage that I'm working on. I'm gonna swap the power head with a 75hp block that runs great and has good compression-125lbs on all 3 cylinders. I originally bought the 75 to use for parts, so I don't have a history with it. Last night...
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