Generac 0F6390E/0F6390ESRV Fuel Regulator 4.2L 45/48kW. These are serial number specific, so if you're not positive this is the correct fuel regulator, please reach out to us with the serial number so that we can check for you.
Generac replacement parts will also usually fit the following Generac branded generators: Honeywell, Guardian, Siemens, Carrier, Watchdog, Centurion, Eaton & Bryant.
If you need Generac generator troubleshooting support, please visit our interactive forum