Manufactured with OEM quality materials and safety standards by an OE Supplier. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable Consistent and precise response to cooling system needs High grade stainless steel and copper construction Meets or exceeds OEM standards Original equipment design for worry-free direct fit replacement 100% tested and calibrated Package Dimensions: 3.00 x 3.00 x 3.25 inches Package Weight: 0.23 lb Package Quantity: 1 UPC: 055644416809 Bolt Hole Quantity: 0 Bypass Flange Length: 1.52 IN Color: Silver Electric: No Engine Coolant Thermostat Quantity: 1 Flange Height: 0.05 Flange Thickness: 0.05 IN Gasket Or Seal Included: Yes Gasket Or Seal Material: Rubber Gasket Quantity: 0 Grade Type: OEM Height: 2.30 IN Height Between Flanges: 1.41 IN Includes Jiggle Pin Check Valve: No Installation Tool Included: No Jiggle Pin Check Valve Quantity: 0 Jiggle Pin Weep Hole: Yes Material: Stainless Steel Prop 65: WARNING: Cancer and Reproductive Harm - www.p65WARNINGs.ca.gov Seal Material: Rubber Seal Quantity: 1 Seal Type: O-Ring Sealing Flange Outside Diameter: 2.5 IN Start to Open Temperature: 180.0 FA Type: Standard Country of Origin: IL