Water Shutters

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    Water Shutter Exhaust Y-Pipe for Mercury 807166A3 Sierra 18-2732 MerCruiser

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    Water Shutter Exhaust Y-Pipe for Mercury 807166A3 Sierra 18-2732 MerCruiser

    Cross Reference: 18-2732, 89170, 9-42802
    – Interchange Part Number: Mercruiser 807166A3

    – Fit For Mercruiser 5.0L 5.7L V8 GM. Mercruiser 4.3L V6 engines

    – Material: Plastic; Color: Black

    Specification:

    – Size(L*W*H): 160mm*75mm*35mm

    – Interchange Part Number: 807166A3

    £16.00 £14.00
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    Water Shutter FITS Mercuriser 2.5, 3.0, 3.7, 120, 140, 470, 485 60930

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    Water Shutter FITS Mercuriser 2.5, 3.0, 3.7, 120, 140, 470, 485 60930

    replacement Water Shutter Exhaust Flapper with Grommets
    EMP Part # 32-08302 & MC Part # 25-43809
    New in package, with manufacturers warranty. This is the exhaust water shutter and retaining grommets used on 2.5L, 3.0L and 3.7L Mercruiser exhaust system’s as detailed below. The shutter helps prevent water from running back into the engine under certain circumstances.

    Replaces Merc Part #: 60930 & 27-43809
    Replaces Sierra Part # 18-2727

    Fits the Following Mercruiser Applications:
    Hp/Model Serial # Year
    120 (GM 2.5L, 153 cid, Inline 4) 6229718 – 0B531853 1983 – 1986
    2.5L (GM 2.5L, 153 cid, Inline 4) 0B531854 – 0C853255 1987 – 1989
    140 (GM 3.0L, 181 cid, Inline 4) 6229718 – 0B450800 1983 – 1986
    3.0L (GM 3.0L, 181 cid, Inline 4) 0B450801 – Up 1987 – Up
    3.0LX (GM 3.0L, 181 cid, Inline 4) 0C856559 – 0K999999 1990 – 1997
    165 Hp (Merc 3.7L, 224 cid, Inline 4) 0B434941 – 0B774251 1987
    170 Hp (Merc 3.7L, 224 cid, Inline 4) 6916779 – 0B434940 1985 – 1986
    180 Hp (Merc 3.7L, 224 cid, Inline 4) 0B436391 – 0B775248 1987
    190 Hp (Merc 3.7L, 224 cid, Inline 4) 6916779 – 0B436390 1985 – 1986
    470 (Merc 3.7L, 224 cid, Inline 4) 6218037 – 6916778 1983 – 1984
    488 (Merc 3.7L, 224 cid, Inline 4) 6170297 – 6916778 1983 – 1984
    3.7L (Merc 3.7L, 224 cid, Inline 4) 0B774252 and up 1988 – 1989
    3.7LX (Merc 3.7L, 224 cid, Inline 4) 0B775249 and up 1988 – 1989

    £11.99