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Sierra
118-2171

Sierra 18-2171 MerCruiser GM Engine Coupler - (MW)

SKU SIE-18-2171 MPN 118-2171 UPC 030999311757 MFR Sierra

Express
Toronto, ON Vancouver, BC NJ, Warehouse FL, Warehouse OH, Warehouse 5
"Express" items are automated and typically shipped out the next available business day and delivered within 4 days.
In Stock 5 available
$354.59
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Sierra 18-2171 MerCruiser Engine Coupler

Sierra replacement round style engine coupler for all GM marine engines Except MerCruiser MR/Alpha/Bravo with Triangular, 3-bolt coupler. All Sierra aftermarket parts are manufactured to meet or exceed OEM requirements.

Interchangeable with:

  • GLM
    • 11500
  • Mallory
    • 9-72502
  • MerCruiser Stern Drive
    • 32492A2
    • 32492A3
    • 32492A5
    • 38965A1
    • 38965A2
    • 76850A2

How to Align Your Boat Engine Video

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

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Product Specifications

BrandSierra
Manufacturer Part No.118-2171
UPC030999311757
Dimensions5" L × 5" W × 5" H
Shipping Weight3.63 lb
Shipping Box6x6x6"
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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.