Holley LS002ERL Earls GM LS Oil Cooler Block Off Plate with 1/8" NPT Port


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. Made in the USA.


  • 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
  • Made in the USA