CUB CADET 951-10722A Cylinder Head FT24 RT35 RT45 RT65 Tillers 524WE 726TDE165-SUB Engine & After. 365-SUB Engine & After. 370-SUB Engine & After. Please Refer to Owners Manual for Compatibility Verification. This product is brand new and will come in original factory packaging. We are proud to be a factory authorized retailer. We use.