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  1. S

    Water in oil

    YAMAHA 90 4STROKE MODEL f90tlrd STILL HAVE WATER IN CRANKASE OIL AFTER CHANGING HEAD GASKET, AND EXHAUST WATER JACKET GASKET.tHINKING I MIGHT BE GETTING WATER IN WITH GAS AS IT HAS A COOLER FOR GAS NEAR THE INJECTORS.iANY IDEAS? THANKS ,ROB
  2. S

    Water in oil 2005 yamaha 90 4 stroke

    Drained oil from motor,loaded with water. Not sure where to start looking. Winterized properly. Not sur where to start diagnosis.Does anybody knoe if this motor is prone to this kinf of problem> thanks
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