18-3947 - Rings .020 18-3947

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Part Number

Sierra Marine

Replaces OEM #0439538.

18-3947 Ring Set 020
Warranty (PDF)
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Sierra Marine Ring Set .020 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.