1977 Pontiac Grand Safari 5.7L V8. 1977 Pontiac Grand Safari 4.9L V8. 1971-1978 Pontiac Grand Safari 6.6L V8. 1971-1976 Pontiac Grand Safari 7.5L V8. Larger opening for increased coolant flow. Ensure Proper FitTo confirm that this part fits your vehicle, enter your vehicle's Year, Make, Model, Trim and Engine in the Compatibility Table.
