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Made from 5051 aircraft aluminum alloy
manual or EFI pump
1966-83 trucks and Suburbans
The Speedmaster LowRise Manifolds are our lowest profile manifold and is also the only one that is street legal on pollution controlled vehicles
Chevy SBC 400 B-4.125 M-400 DH-9.025 4-Bolt Billet Main Bare Iron Engine Block Made from 5051 aircraft aluminumIf 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.
US$ 31.99
US$ 19.99
US$ 50.99
