18-4161 - Piston, 733-3819

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Sierra Marine

Replaces OEM 3853340.

18-4161 Std Piston

Replaces: Mercury 733-3819

Warranty (PDF)
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Sierra Marine Piston 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.