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Sierra Powerhead Base Gasket For Yamaha Engine, Sierra Part #18-99091

Item # 753198
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Ships within 5 - 6 business days

Additional Information:
  • Additional discounts do not apply.


  • Sierra Part #18-99091

  • Powerhead base gasket

  • For Yamaha engine

Product Summary 

Sierra powerhead base gasket for Yamaha engine. Sierra Part #18-99091.

OEM Part Number: