- 38mm/1.5 inch radiator hose adapter thermostat wiring kit.
- 180'F turn-on temperature and 165'F turn-off temperatures.
- Circuit closes at turn-on temperature and grounds your fan.
- Mounts anywhere along the radiator water coolant hose line.
- AC/Manual switch override wire included on wire harness.
- Installation instructions and full wiring diagram included.
Other sizes and temperatures can be found in this eBay listing.