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Sierra Piston Kit Mercruiser Stern Drive, Sierra Part #18-4191

Item # 749183
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Ships within 5 - 6 business days

Additional Information:
  • Additional discounts do not apply.


  • Sierra Part #18-4191

  • Piston kit

  • For Mercruiser stern drive engine

Product Summary 

Sierra piston kit for Mercruiser stern drive engine. For 140, 3.0L applications. Sierra Part #18-4191.