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Mr. Gasket GM LS Water Neck - Black Finish

Water Neck – GM LS – Straight - Black

PART# 2671BK

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Must Be Used w/ 2004-’08 GM LS Thermostat (i.e. #6367 160 degree, or # 6368 180 degree).


The popular Mr. Gasket GM LS water necks are now available in black or a polished aluminum finish. The mounting holes on these water necks are slotted to fit all model years of the GM LS Series engines. Choose from the 30 degree swivel style or a straight water neck. These water necks match the new black and polished accessory drive brackets and are Ideal for use in engine swap applications.


  • GM LS Water Necks
  • Choose From Swivel or Strait Style Water Necks
  • Black, or Polished Aluminum Finish
  • Fits All 1997-’15 GM LS Series Engines – Revised Design w/ Slotted Mounting Holes
  • Stainless Steel Mounting Bolts Included
  • Fits 1-1/2” Radiator Hose
  • Must Be Used w/ 2004-’08 Thermostat (i.e. Part #6367 160 degree, or # 6368 180 degree)
  • New Finish to Match Black or Polished Accessory Drive Brackets
  • Ideal for Engine Swap Applications


BrandMr. Gasket
Emission Code1
Product TypeWater Outlets
Part Number2671BK


This part is legal for use on Emissions Controlled Vehicles when used in accordance with the manufacturers application guide because it has a California Air Resources Board Executive Order number or is a direct or consolidated replacement part.

The following vehicles are considered Emissions Controlled Vehicles:

  • 1966 and newer U.S. manufactured California Certified vehicles
  • 1968 and newer U.S. manufactured Federally Certified vehicles
  • 1968 and newer Foreign manufactured vehicle

Tech Resources

Must Be Used w/ 2004-’08 GM LS Thermostat (i.e. #6367 160 degree, or # 6368 180 degree).
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        *Free Shipping & Handling only offered to the contiguous US on orders over $100.

        Some parts are not legal for use in California or other states with similar regulations.