1964 CHEVROLET CORVAIR AL HEADS REBUILT These heads were rebuilt in 1970 and have been in storage, so the rubber valve stem seals will need to be replaced. I also have the engine that these heads came off of plus the 2 Carburetors. Will trade for 1949-64 Oldsmobile or 1949-54 Cadillac 331 ci Engine parts & Speed Equipment. 1 609 397-0161 or send e-mail: [email protected]