Earl's LS Oil Cooler Block-Off Plate w/ 1/8 NPT Port H771003L 5" & 3" Wide Leaf

5" & 3" Wide Leaf springs 2 Degree Taper 1" Rear Drop

Crossover Delay

outer bearing

Testing resulted in a peak of 507 horsepower and 487 ft-lbs

Their purified Alumina insulator prevents arcing / and their machine-rolled threads protect heads

Earl's LS Oil Cooler Block-Off Plate w/ 1/8 NPT Port H771003L 5" & 3" Wide LeafEngine Oil Cooler Adapter 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 Product Description: Oil Cooler Block Off 1 8 in NPT Port Aluminum Black Anodized GM LS Series Sold Individually Earl's Performance Products was founded by Earl Fouts in 1955 in Lawndale, California. The mission was to supply high