Mercruiser Engine Coupler - for 2PC RMS Alpha Sterndrive Engines pre-1987. Repla

Mercruiser Engine Coupler - for 2PC RMS Alpha Sterndrive Engines pre-1987. Repla Crankshaft Mounted Engine Coupler - for Mercruiser 2PC RMS Engines years pre-1987. Replaces Mercruiser #76850A2. Fits Mercruiser 153 CID model 110 from 1963 to 1966 with serial number range 1537370-2044033 Fits Mercruiser 153 CID model 120 from 1964 to 1982 with serial number range 1537370-6229717 Fits Mercruiser 181 CID model 140 from 1968 to 1982 with serial number range 2508261- 6229717 Fits Mercruiser 181 CID model 3.0L from 1987 to 1989 with serial number range B450801-C856558 crankshaft mounted coupler Fits Mercruiser 229 CID model 185 4bbl from 1983-1984 with serial number range 6330183 - 6919655 Fits Mercruiser 305 CID model 228 from 1977 to 1982 with serial number range 4765100 - 6218461 Fits Mercruis.

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