18-7421-9 - O-Ring (PK5) 25-20415

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Part Number

Sierra Marine

18-7421-9 (5 Pk)

Replaces: 25-20415

  • I.D.- .150
  • Width- .065
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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.