WALBRO WYL-133-1 DIAPHRAGM CARBURETTOR FOR 2 AND 4-STROKE ENGINES REPAIR KIT: K20-WYL (code R122333) MEMBRANE KIT: D11-WYL (code R122336) Reference : R120601 Original Code: ALSO COMPATIBLE WITH HONDA BRUSH CUTTER MODELS: GX31 CODE: R120601 ORIGINAL CODE: 16100ZM58250M2 CZ