Generac 0J7643 Stator Support Bolt 390MM. Sold in single quantities, so you would need 4 of them to replace all of the stator hold down bolts.
Generac replacement parts will also usually fit the following Generac branded generators: Honeywell, Guardian, Siemens, Carrier, Watchdog, Centurion, & Bryant.
If you need Generac generator troubleshooting support, please visit our interactive forum