Description

  • 1-piece rear main seal
  • CNC-machined cast-iron 4-bolt block
  • 4.560” fully honed bore
  • Power-coated Chevy orange
  • 5 windage tray bolts installed
  • 4.600” max bore
  • Tested to 800 horsepower
  • This is the block used for our 572 engines