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Earls Remote Mount Electric Water Pump Block Adapters

Fits GM LS Engines - Includes (2) -12 AN O-Ring ports on Each side of the block. 1/8" NPT port for use with Steam Tube Plumbing. Billet Aluminum w/ Black Anodized Finish


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These new adapters allow easy installation of a remote mounted electric water pump on the GM LS engine. These billet aluminum block adapters feature (4) -12 AN O-ring female ports for routing coolant to the radiator & remote mounted electric water pump. The 1/8" NPT Port can be used to connect to the steam tube plumbing. Ideal for use w/ Earl's Adjustable Coolant Cross-Over Tube - part number LS0035ERL.


  • Billet Aluminum Water Pump Block Adapters for GM LS Engines
  • (4) -12 AN O-Ring Female Ports (Inlet & Outlet for Each Side of the Block)
  • Black Anodized Finish
  • 1/8” NPT Female Port – For Easy Connection of Steam Tube Plumbing
  • Includes Gaskets & Mounting Hardware
  • Sold in Pairs – One Engine Set
  • Ideal for Use w/ Remote Mounted Electric Water Pump
  • Consider Use of Optional Adjustable Coolant Cross-over Tube - Part # LS0035ERL


Adapter AN Size ( A )12 AN Female O-Ring
Adapter AN Size ( B )12 AN Female O-Ring
Adapter NPT Size ( C )1/8 NPT FEMALE
ApplicationGM LS Engines
Emission Code5
FinishAnodized Black
Material6061 Aluminum
Product TypeWater Pump Adapter
Part NumberLS0022ERL

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This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.


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