304 Stainless exhaust manifold flanges for the EZ30 ‘R’ and EZ36 engines with 3 exhaust port heads. These in stock form are machined for 1.5″ Schedule 10 pipe with approximately 1.930 OD and 1.610 ID.
Though bore and step geometry allows primaries to sit in the flange for ease of mockup and welding.
Custom though bore configurations are available, email [email protected] to inquire.