18-3922 - This is 2 Rings Only - .015 Oversize - Special Order - No Returns

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Sierra Marine

18-3922 Piston Ring Mercury 39-78918A4

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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.