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Earls GM LT Gen-V Oil Pressure Sensor Kit w/ Adapter & Plug

Fits GM LT Gen-V Engines (2014 & up), Includes 200 PSI Oil Pressure Sensor 554-103 for use with Holley EFI systems (i.e. Avenger, Terminator X, HP, or Dominator), Adapter & Plug.

Part # LT0004ERL Be the first to write a review
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These Special Plugs and adapters are needed when you remove the vacuum pump on the GM LT Gen-V - 2014 & up engines. When the vacuum pump is removed, it exposes two passages in the oil galley. These passages are metric straight threads and they need to be plugged, or used for an oil pressure gauge, or pressure sensor w/ the Holley EFI system (i.e. Avenger, Terminator X, HP, or Dominator). Choose from an adapter w/ the 1/8" NPT Female Port, (2) Plugs, Adapter & Plug, or Oil Pressure Sensor for EFI System w/ Plug.


  • Vacuum Pump Delete Adapter, Plug & Sensor for GM LT Gen-V Engines
  • Material: Stainless Steel
  • Metric Thread Size in Block: M12 x 1.75 Straight Thread w/ Tapered Seat
  • (1) Adapter w/ Female 1/8” NPT Port - use w/ Sensor
  • (1) Plug
  • (1) 200 PSI Oil Pressure Sensor w/ Pigtail Wiring Harness
  • Ideal For Engine Swaps & Racing Applications that Don’t Use the OEM Vacuum Pump
  • Sensor is Holley EFI Part # 554-103

About Earls

Earl's Performance Plumbing brought aviation fluid transfer technology to the automotive performance market over five decades ago. With the most extensive line of plumbing products available, you can count on Earl's from start to finish.

Adapter NPT Size ( A )1/8 NPT FEMALE
Adapter TypeOil Pressure Adapter
Brand Earls
Emission Code4
Linear voltage output.5 - 4.5 Volts
MaterialStainless Steel
Metric Thread ( B )12MM x 1.75
Pressure Range0-200 PSI
Product LinePremium
Product TypeGauge Adapter
Quantity Per Pkg.3
reference voltage required5 Volts
Sensor TypeOil Pressure Transducer
Part NumberLT0004ERL

This part is legal for sale or use on Racing Use Only Vehicles

The following vehicles are considered Racing Use Only Vehicles:

  • Racing Use Only Vehicles are vehicles that are used exclusively for competition that are not registered and that may never be used on the street

WARNING: It is against the law to install this part on an Emissions Controlled Vehicle

Replaces GM # 11546665

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

     X  Holleydays 2021
     X  Holleydays 2021