Description: High Compatibility: This 185-200 Degree Electric Cooling Fan Thermostat Kit is compatible a wide range of engines including 265 283 305 307 327 350 383 400 396 402 427 454 472 502 260 289 302 351W 347 352 360 390 406 427 428 429 460 351C 351M 400M 273 318 340 360 361 383 400 413 426W 440 455 330 326 ENGINESEasy Installation: The kit includes everything needed for installation - brass adapter, wires, relay switch, circuit breaker, terminals and mounting screwsMaterial: Made from metal material, this thermostat kit ensures long term performance. It's designed to turn your electric fan on at 200 degrees and shut off at 185 degrees for efficient coolingDetails: sending Unit Thread Size: 3/8-18 NPT, Voltage: 12 VPackage Includes: The package includes a set of Thermostat Kit with packaging size of6.30inchx4.72inchx1.77inch which makes it compact and easy to handle during installation Specification: Package Size:16cmx12cmx4.5cm/6.30inchx4.72inchx1.77inch Size Chart: Maximum Switching Current 60 AmpsMaximum Switching Voltage 12 VoltsMinimum Switching Voltage 12 Volts (DC)Lower Temperature Rating 2E+2 Degree FahrenheitContact Current Rating 60 AmpsCoil Voltage 12 VoltsOperation Mode AutomaticContact Type Normally OpenCurrent Rating 60 Amps Package Includes: 1Electric Cooling Fan Thermostat Kit Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.