Mercruiser Pre-Vortec Engine Coupler | Sierra 18-2172Mercruiser Pre Vortec Engine Coupler Sierra 18 2172 Sierra Mercruiser Pre Vortec Engine Coupler 18 2172 Engine coupler connects Mercruiser GM engines to stern drives. Engine coupler is used when replacing Mercruiser V6 or V8 2 piece rear main seal engines with 3 inch crankshaft bolt pattern to a newer 1 piece engine with 3 inch bolt pattern Replaces Mercury 14505A2 Replaces OMC 775495 Replaces Mallory 9 72500
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Mercruiser Pre-Vortec Engine Coupler | Sierra 18-2172
Sierra Mercruiser Pre-Vortec Engine Coupler 18-2172
Engine coupler connects Mercruiser GM engines to stern drives.
Engine coupler is used when replacing Mercruiser V6 or V8 2 piece rear main seal engines with 3 ½ inch crankshaft bolt pattern to a newer 1 piece engine with 3 inch bolt pattern
Replaces Mercury 14505A2
Replaces OMC 775495
Replaces Mallory 9-72500
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Mercruiser Pre-Vortec Engine Coupler | Sierra 18-2172