Recent content by Montowibo

  1. M

    Motor oil in carb/flame arrestor on 1990 Mercruiser 4.3

    Recently I have noticed small amounts of oil pooling up on the intake, on the bottom of the inside ring of the spark arrestor and on the outside of the carb. The source of the oil is the clear fuel line coming from the fuel pump. The oil only comes out when the motor is run at 3500 rpm's or...
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