Designed for American Waters and Weather

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

Sierra Marine (MW)
18-3321

Sierra 18-3321 Water Pump Kit - MW

SKU SIE-18-3321 MPN 18-3321 UPC 30999315830 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
Purchasing Code Required
To order this product online, please contact us with the quantity you need and your ZIP / postal code to receive your purchasing code. Some locations are restricted at this time.
Already have a code? Enter it below to unlock pricing and purchasing.
My Wishlist
Compare

Mercruiser Water Pump Kit by Sierra

For #1 Units with flush S/N 2495186 - 2763441.

Kit Includes:

  • 18-3109 - Water Tube
  • 18-3017 - Impeller
  • 18-3116 - Housing
  • 18-3421 - Water Pump Base
  • 18-2919 - Water Pump Base to Gear Housing Gasket
  • 18-3110 - Grommet
  • 18-2945 - Gear Housing Drain Screw Gasket
  • 18-2826 - Water Pump Base to Gear Housing Gasket
  • 18-2914 - Lower Water Pump to Wear Plate Gasket
  • 18-2915 - Upper Water Pump to Wear Plate Gasket
  • 18-2944 - Seal Ring
  • 18-3117 - Plate
  • 18-7158 - O-Ring
  • 18-7162 - O-Ring
  • 18-7173 - O-Ring
  • 18-7176 - O-Ring
  • 18-2801 - Water Pump Gasket
  • 18-7196 - O-Ring
  • 18-7426 - O-Ring

Replaces:

  • GLM
    • 12130
  • Mallory
    • 9-48308

 

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.