Designed for American Waters and Weather

Quality U.S. and Imported Marine Parts Built to Last!

Sierra Marine (MW)
118-2643

Sierra 18-2643 Upper Unit Seal Kit Replaces 26-16709A2 - (MW)

SKU SIE-18-2643 MPN 118-2643 UPC 030999875204 MFR Sierra Marine (MW)

Express
Toronto, ON Vancouver, BC NJ, Warehouse FL, Warehouse
"Express" items are automated and typically shipped out the next available business day and delivered within 4 days.
In Stock 2 available
$93.29
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Sierra 18-2643 Mercruiser Bravo Blackhawk Upper Gear Case Seal Kit

Sierra high-quality engine parts are designed to meet OEM specifications.

  • For Bravo - Blackhawk engines

 Kit Includes:

  • (1) 18-1240 Outdrive Seal
  • (1) 18-2010 Oil Seal
  • (1) 18-2516 Outdrive Seal
  • (1) 18-2715 Check Valve Kit
  • (1) 18-2945 Drain Screw Gasket
  • (1) 18-7102 O-Ring
  • (1) 18-7105 O-Ring
  • (1) 18-7117 O-Ring
  • (2) 18-7153 O-Ring
  • (1) 18-7167 O-Ring
  • (1) 18-7169 O-Ring
  • (1) 18-7198 O-Ring
  • (1) 18-7449 O-Ring

Interchangeable with:

  • GLM
    • 87480
  • Mallory
    • 9-74301
  • Mercruiser Stern Drive

WARNING: Cancer and Reproductive Harm - P65Warnings.ca.gov

Product Specifications

Dimensions6.0000" L × 6.0000" W × 12.0000" H
Shipping Weight.19 lb
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Proudly serving customers across United States & Canada with Marine, RV parts and accessories.

Shipping Warehouse Locations:
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About Us

LibertyMarineUSA supplies marine and RV parts and accessories from trusted U.S. manufacturers and proven, quality-approved imported manufacturers. We focus on dependable, quality-tested products from reliable sources, so you can maintain, repair, and outfit your boat or RV with confidence.

Our goal is simple: to deliver the best quality marine parts you can count on. We focus on dependable service, fast shipping, and proven products that are either American-made or American-tested and approved for quality and reliability.