Three manifolds. The first is an original 1956-1957 Chevy 265-283, 210 hp manifold. Casting number 3837109 - F226, indicating it was cast June 6th 1956 Uses the WCFB carburetor. No vacuum port for power brake application. That came from an additional plate under the carb in this application. $200.00 Has original thermostat housing, one original heater hose outlet. Light pitting. Has the original oil fill tube with an intact carburetor return spring notched tab on the oil fill tube. Second two are casting number 346250. Cast for use on all vehicles using the 305 or 350 engines made from 1976 - 1982. Using the Q- jet carb. Choke coil sits on the heat riser and no EGR port. $70.00 each. No bead blasting was used to clean the manifolds. How many engines have been lost to the spent beads caught in the heat shield? All hand cleaned. If interested call 541-923-7191 or cell 360-270-9163