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Sierra 18-21753 Engine Coupler Fits OMC and Volvo Penta 302 CID 5.0L and 351 CID 5.8L engines from 1986 to 1998 Replaces OMC 3853862 Replaces Volv...
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Sierra 18-2323 Engine Coupler Replaces 18643A5 Flex plate style for late model; small crankshaft bolt pattern engines. Same as SIE-18-2175 without ...
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Sierra 18-2171 Mercruiser GM Engine Coupler Engine coupler is used on Mercruiser GM engines except MR; Alpha and Bravo with triangular 3 bolt coup...
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Sierra 18-2321 Engine Coupler This triangular style engine coupler is for GM 4 cylinder engines with late style; small crankshaft bolt pattern Fi...
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