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Tall Deck 572 Bowtie Sportsman Bare Block 

• 1-piece rear main seal
• Uses Mark IV style front cover and oil pan mounting
• CNC-machined cast-iron 4-bolt block
• 4.560" fully honed bore
• 4.600" max bore
• Powdercoated Chevy orange
• 5 windage tray bolts installed
• Tested to 800 horsepower!
• This is the block used for our 572 engines