REPRODUCTION. You are purchasing a pair of valve cover gaskets. Please note, early 1949 models have valve covers have 2 bolts that attach them from the top of the valve cover, late 1949 models have 4 bolts around the lower edge of the valve cover, we believe that this gasket will work for both applications. Please compare to your original gaskets to ensure proper fitment.
1949-1955 Cadillac Models WITH 331 Engines
1956-Early 1957 Cadillac Models WITH 365 Engines**
**NOTE: Early 1957 Cadillac Models are BEFORE Engine No. 043298, these are the last 6 digits of the VIN number