AEM's Air Inlet Temperature Sensor Kits (AIT) senses the air temperature on the inlet side of the engine. Air Temp Sensor Kit. 3/8"NPT. Includes: Air Temp Sensor, 3/8"NPT Aluminum Bung, Connector & Pins 30-2010 - Air Temp Sensor Kit Accuracy: < 1.5C / 2.7F Operating Temp: -40C to 135C / -40F to 275F Resistive Range (?): See Table Thermal Time Constant: < 15 sec. The time required for the sensor to achieve 63.2% of its steady state value when subjected to a step change in ambient temperature [Tc=(Tf-Ti)*63.2%+Ti]. Test medium: silicone oil Sensor Body Material: Brass Thread: 3/8" NPT Hex Size: 3/4" Installation Torque: 20Nm / 15 ft-lbs Weight: 33.3g Electrical Termination: Weatherproof connector. Includes Mating Connector, Pins & Wire Seals Includes: Air Temp Sensor, 3/8" NPT Alumium Bung, Mating Connector, Pins & Wire Seals -20C to 150C / -4F to 302F - 3/8" NPT - Connector Kit and Pins