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Sierra Marine (MW)
18-3714

Sierra 18-3714 Mercury MerCruiser Brass Castle Washer - MW

SKU SIE-18-3714 MPN 18-3714 UPC 30999755902 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.
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Back to: Mercury Prop Hardware

Sierra 18-3714 Mercruiser Brass Castle Washer for Alpha Drives

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

  • Fits Mercury/Mariner 135-275 (V6, 2 cycle) and Alpha, Bravo I (without Flo-Torq II Hub)
  • Material: Brass

Interchangeable with:

  • GLM
    • 21360
  • Mallory
    • 9-73902
  • Mercruiser Stern Drive
  • Mercury Marine

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

Liberty Marine USA Logo
Proudly serving customers across United States & Canada with Marine, RV parts and accessories.

Shipping Warehouse Locations:
New Jersey, USA
Florida, USA

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.

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