Generac 0J9894 Mixer Assembly w/ Stepper For 8kW Evolution Air Cooled Generators. The stepper motor cannot be ordered separately if it's bad, must be replaced as an assembly.
These mixer assemblies are specific to the serial number of the generator! If you would like to confirm correct fitment, please send your serial number so that we can confirm you are getting the correct part.
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