Regular Thermostat Flange Diameter (in): 2.52 By-Pass Flange Diameter (in): 1.2 Number of Check Valves: Depth from Flange (in): 1.7 Includes Installation Tool: No Temperature (F): 170 Type: OE Type Thermostat OE Comparison Rating: OE Performance Design: Bottom By-Pass Height from Flange (in): .73 Jiggle Pin: No Number of Gaskets: Number of Seals: