This is a RARE!! VINTAGE, USA made by GM, New Old Stock (N.O.S.) Engine Exhaust Manifold
NEVER BEEN ON A CAR!!
Right Hand specific on below specific applications
Per Chevrolet parts books, fits:
1957 Chevrolet Corvette models with 283 c.i. V8 non-F.I. engine
1957 Chevrolet Corvette models (with Fuel Injection AND High Lift Camshaft)
1958-1961 Chevrolet Corvette ALL models
1962-1963 Chevrolet Corvette models (except Fuel Injection, High-Performance, or Sport Hi-Performance)
1964-1965 Chevrolet Corvette models with 327 c.i. V8 engine (with Power-Glide Trans AND Hi-Performance)
Has casting number 3750556