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Earl's GM LS Oil Cooler Block Off Plate with 1/8" NPT Port LS0020ERL

Earl's GM LS Oil Cooler Block Off Plate with 1/8" NPT Port LS0020ERL
Earl's GM LS Oil Cooler Block Off Plate with 1/8" NPT Port LS0020ERLEarl's GM LS Oil Cooler Block Off Plate with 1/8" NPT Port LS0020ERLEarl's GM LS Oil Cooler Block Off Plate with 1/8" NPT Port LS0020ERLEarl's GM LS Oil Cooler Block Off Plate with 1/8" NPT Port LS0020ERL
$2,338.99 kt
NEWARRIVING SOONEstimated Ship Date 06/11/2025 (If Ordered Today)100 Available from HOLLEY PERFORMANCE PRODUCTS as of 05/22/2025
Model: 4004067
Select a Vehicle or refer to the Vehicle Fitment Tab below to verify that this part fits your vehicle.
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Earl's GM LS Oil Cooler Block-Off is a billet cover that has an extra 1/8" NPT port that can be used for an oil pressure gauge or a turbo oil supply port. The 1/8" port is located on the top for extra header clearance. Includes billet cover, O-ring seal (no gasket required), and mounting hardware. Black anodized finish.
Features:
  • Billet Aluminum w/ Black Anodized Finish
  • O-Ring Seal - Doesn't Require a Gasket
  • 1/8" NPT Port That Can Be Used for Oil Pressure Gauge or Turbo Oil Supply Port
  • Includes Block-Off Plate, O-Ring, and Mounting Screws
  • Fits Most GM LS Oil Pans

Videos:

Vehicle Fitment:

The Vehicle Fitment Guide is to be used as a general reference. The data has been provided by our suppliers and manufacturers and may contain errors or incorrect data. Always refer to a professional to verify correct fitment for your vehicle.
Make Model Submodel Years Engine
Chevrolet Camaro 1SS 2011 6.2L / 376 / V8
Chevrolet Camaro 1SS 2012 6.2L / 376 / V8
Chevrolet Camaro 2SS 2011 6.2L / 376 / V8
Chevrolet Camaro 2SS 2012 6.2L / 376 / V8
Chevrolet Camaro SS 2010 6.2L / 376 / V8
Chevrolet Camaro SS 2011 6.2L / 376 / V8
Chevrolet Camaro SS 2012 6.2L / 376 / V8
Chevrolet Camaro SS 2013 6.2L / 376 / V8
Chevrolet Camaro SS 2014 6.2L / 376 / V8
Chevrolet Camaro SS 2015 6.2L / 376 / V8
Chevrolet Camaro Z28 SS 1998 5.7L / 350 / V8
Chevrolet Camaro Z28 SS 1999 5.7L / 350 / V8
Chevrolet Camaro Z28 SS 2000 5.7L / 350 / V8
Chevrolet Camaro Z28 SS 2001 5.7L / 350 / V8
Chevrolet Camaro Z28 SS 2002 5.7L / 350 / V8
Chevrolet Camaro Z28 1998 5.7L / 350 / V8
Chevrolet Camaro Z28 1999 5.7L / 350 / V8
Chevrolet Camaro Z28 2000 5.7L / 350 / V8
Chevrolet Camaro Z28 2001 5.7L / 350 / V8
Chevrolet Camaro Z28 2002 5.7L / 350 / V8
Chevrolet Camaro ZL1 2012 6.2L / 376 / V8
Chevrolet Camaro ZL1 2013 6.2L / 376 / V8
Chevrolet Camaro ZL1 2014 6.2L / 376 / V8
Chevrolet Camaro ZL1 2015 6.2L / 376 / V8
Pontiac Firebird Formula 1998 5.7L / 350 / V8
Pontiac Firebird Formula 1999 5.7L / 350 / V8
Pontiac Firebird Formula 2000 5.7L / 350 / V8
Pontiac Firebird Formula 2001 5.7L / 350 / V8
Pontiac Firebird Formula 2002 5.7L / 350 / V8
Pontiac Firebird Trans Am 1998 5.7L / 350 / V8
Pontiac Firebird Trans Am 1999 5.7L / 350 / V8
Pontiac Firebird Trans Am 2000 5.7L / 350 / V8
Pontiac Firebird Trans Am 2001 5.7L / 350 / V8
Pontiac Firebird Trans Am 2002 5.7L / 350 / V8

Specifications:

Adapter Type Oil Cooler Block-Off
Emission Code 5
Finish Anodized Black
Material 6061 Aluminum
Part Type Engine Oil Cooler Adapter
Port Size 1/8" NPT
Product Line Premium
Product Type Oil Cooler Block-Off

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Earl's GM LS Oil Cooler Block Off Plate with 1/8" NPT Port LS0020ERL: