18-3944 - Rings, 39-75609 - Special Order - No Returns

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Part Number

Sierra Marine

Replaces OEM 0370409.

18-3944 Std Ring Set

Replaces: Mercury 39-75609, OMC/Volvo Penta 370409

Warranty (PDF)
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Sierra Marine Piston Rings 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.