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  1. #1
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    1992 Mercury 40 HP (4 Cylinder)

    What is the part number for the oil block off kit for:
    1992 Mercury 40 HP (4 Cylinder)
    Serial #: 0D106053?

    Does the kit need to replace the volume of the gear in the crankcase to keep it from running too lean?

  2. Member
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    Jun 2013
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    #2
    8129961 cover , 55515 screw ,89302 washer , 48462 o ring ......... no sir
    .................................................. ...the scariest thing in life is the unknown ...................................

  3. Member
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    #3
    Joe, I can find the part number 8129961 anywhere. You have a source?

  4. Member
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    #4
    just a min
    .................................................. ...the scariest thing in life is the unknown ...................................

  5. Member
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    Jun 2013
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    #5
    none available from merc or on they're nla listing
    .................................................. ...the scariest thing in life is the unknown ...................................