Engine Coolant Water Inlet Seal ACDelco (GM Equipment )131-169. Water Neck Gaskets and O-Rings, Water Neck and Thermostat Housing Seals, EPDM Rubber, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Pontiac, Saab, Each Item will be shipped as soon as payment received Monday thru Friday .Thank you (A005)