Earl's LS Oil Cooler Block-Off Plate w/ 1/8 NPT Port HS310220 351C-400M and 429-460 provide quicker

351C-400M and 429-460 provide quicker response and better performance

ultra-lightweight

black only

This innovative yet simple tool makes removing valve springs on LS engines easy

Earl's LS Oil Cooler Block-Off Plate w/ 1/8 NPT Port HS310220 351C-400M and 429-460 provide quickerEngine 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