1967 Dodge Wm300 Pickup Engine: 4.1L L6; 2-1/2 In. 1968 Dodge Wm300 Pickup Engine: 4.1L L6; 2-1/2 In. Part Type: Engine Coolant Outlet Gasket. Eng Coolant Gasket. Compatible Years: 1967 1968. Ensure that this part fits your vehicle by entering your vehicle's Year, Make, Model, Trim, and Engine in the Compatibility Table.