Part Type: Engine Coolant Thermostat Gasket. 1997 Ford E-150 Econoline Engine: 4.2L V6; without Notch; Composite Material;. Engine Coolant Outlet Gasket. Eng Coolant Gasket. Compatible Years: 1997. Ensure that this part fits your vehicle by entering your vehicle's Year, Make, Model, Trim, and Engine in the Compatibility Table.