Try calling small engine repair shops. I searched Predator oil seal on eBay, appears to be a metric oil seal 25x41.25x6. Says it fits Honda GX160 and GX200. Honda OEM part number H29161 or 91202-883-005 or 91201-ZOT-801also converts to Stens 495-703

https://www.amazon.com/Gasket-Freight-Predator-Coleman-Governor/dp/B0B717NFFY/ref=sr_1_3?crid=1MVJ7M5OV3C8W&keywords=predator+crank+seal&qid=1686505143&sprefix=predator+crank+seal%2Caps%2C130&sr=8-3