Group 78 group_header Part No. | CH-37 | Chev | R.H.D Only detail Gasket | CAE-011G | 1955-56-57 detail Big Block detail Engine Conversion | Prim. Pipe | Sec. Pipe | Outlet | Manual | Auto | Oxy Sensor detail 4-into-1 design | 3 1/2 detail Mandrel Bent | 2 | N/A | Flanged | Yes | Yes | N/A detail � Will fit most power steering conversions detail � Will fit with standard steering box detail � Will fit with HX-HJ Holden front graft detail Ceramic coating optional extra. Enquire for price