1986-1988 Autocar DS 10.0L 6 Cyl. Notes: Heavy Duty Thermostat -- Temperature 190F; Includes seal; without Low Flow Cooling; For Engine Coolant; OE Specified Temperature 190 Degrees. Ensure Proper FitTo confirm that this part fits your vehicle, enter your vehicle's Year, Make, Model, Trim and Engine in the Compatibility Table.