1966 Chevrolet Chevelle 3.2L 6 Cyl. 1967-1973 Chevrolet Chevelle 4.1L 6 Cyl. 1966-1969 Chevrolet Chevelle 3.8L 6 Cyl. 1964-1965 Chevrolet Chevelle. Notes: Water Outlet -- Outlet. Ensure Proper FitTo confirm that this part fits your vehicle, enter your vehicle's Year, Make, Model, Trim and Engine in the Compatibility Table.