Chevy SBC 350 B-4.000 DH-9.025 4-Bolt Billet Main Bare Aluminum Engine Block

If your standard Bowtie block could handle 1000+ HP it would be Speedmaster's AH1 engine block. Design from the ground up based upon your favourite bowtie block with the ability to handle naturally aspirated, supercharged, turbocharged and nitrous applications.