18-2451 - Upper Assembly, 1547-9412A21

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Sierra Marine

18-2451 COMPLETE UPPER GEAR CASE Replaces: Mercruiser 1547-9412A21
For: Alpha I, Gear ratios 1.65:1/1.62:1

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Sierra Marine Upper Unit Assy is equivalent to parts:

Sierra Marine is the market leader for aftermarket marine engine parts. Sierra products cover every major engine brand. Sierra offers a comprehensive product line and an unsurpassed customer satisfaction warranty covering parts and labor.