Designed for American Waters and Weather

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

Sierra Marine (MW)
118-1978

Sierra 18-1978 Elbow - MW

SKU SIE-18-1978 MPN 118-1978 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

This item has been discontinued by the manufacturer and is no longer available.

Sierra 18-1978 Elbow

Sierra elbow for use on V-8 inboard applications only.

Use With:

  • 18-1950-1: Manifold
  • 18-1951-1: Manifold
  • 18-1954-1: Manifold
  • 18-1955-1: Manifold
  • 18-1956-1: Manifold
  • 18-1958-1: Manifold
  • 18-1960-1: Manifold
  • 18-1962-1: Manifold
  • 18-2833: Exhaust Elbow Gasket
  • 18-4362: Exhaust Elbow Mounting Package
  • 18-1906: Manifold Spacer
  • 18-4008: Block Off Plate
  • 18-8514: Exhaust Elbow Mounting Kit
  • 18-8554: Exhaust Elbow Mounting Kit

Interchangeable with:

  • Barr
    • MC-20-76771
  • GLM
  • Mallory
    • 9-40556
  • Mercruiser Stern Drive
    • 76771A3
    • 76771A2
    • 60427A2
    • 53779A2
    • 53779A1
  • Osco
    • 6771

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.