Parts Geek - For 1955 Studebaker E10 Thermostat 33234RPHV 3.0L 6 Cyl. 1955 Studebaker E10 3.0L 6 Cyl. 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.