Designed for American Waters and Weather

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

Sierra
118-4258

Sierra 18-4258 Pipe Plug - (MW)

SKU SIE-18-4258 MPN 118-4258 UPC 030999875709 MFR Sierra

Express
Toronto, ON Vancouver, BC NJ, Warehouse FL, Warehouse OH, Warehouse 1
"Express" items are automated and typically shipped out the next available business day and delivered within 4 days.
In Stock 1 available
$6.79
My Wishlist
Compare

Sierra 18-4258 MerCruiser Pipe Plug

Sierra stainless steel pipe plug with square drive. Note: Pipe sealant with Teflon is recommended for use on plug threads.

  • Thread Size: 3/4" - 14 NPT

Use With:

  • 18-1949 Manifold Spacer
  • 18-1984 Manifold Spacer
  • 56507 Loctite Pipe Sealant

Interchangeable with:

  • Crusader
    • 113186
  • GLM
    • 21892
  • Mallory
    • 9-41205
  • Mercruiser Stern Drive
  • Osco
    • 1016012

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

Product Specifications

BrandSierra
Manufacturer Part No.118-4258
UPC030999875709
Dimensions0.75" L × 4" W × 5.12" H
Shipping Weight0.1 lb
Shipping Box6x6x6"
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.