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Sierra Complete Lower Gear Case Rebuild Kit For Mercruiser, Sierra Part #18-8370

Item # 751176
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Ships within 7 - 10 days


  • Sierra Part #18-8370

  • Complete lower gear case rebuild kit

  • For Mercruiser engine

Product Summary 

Sierra complete lower gear case rebuild kit for Mercruiser engine. For R/MR/Alpha 1 applications. Sierra Part #18-8370.