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Continue to ChatCarburetor - 33mm, Mikuni, 500cc, Hisun, PD33J-A - 80A8192 - PBC1019F1 - https://www.electricbikeusa.net/express-parts-catalog/carburetors-jets-repair-kits/carburetor-33mm-mikuni-500cc-hisun-pd33j-a-80a8192-pbc1019f1