Chevy SBC 350 B-4.000 M-350 DH-9.025 4-Bolt Billet Main Bare Iron Engine Block They feature lightweight construction with

They feature lightweight construction with a thick rail for gasket support

as well as 1/3 smaller

but both factors can be equally important in a race car

1993-97 LT-1 Chevy Camaro

Speedmaster EFI intake manifolds make it simple to convert competition engines to electronic fuel injection

Chevy SBC 350 B-4.000 M-350 DH-9.025 4-Bolt Billet Main Bare Iron Engine Block They feature lightweight construction withIf your standard Bowtie block could handle 1500+ HP it would be Speedmaster's H1 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.