Danco Universal Toilet Repair Kit in the Toilet Repair Kits department at Lowes.com
700watt Macerator Toilet, 1HP Two Piece Upflush Toilet Kit Included Toilet Bowl, Water Tank, Soft Closing Seat, Extension Pipe Between Toilet and Pump,Automatic Start and Stop (FLOWC-700) - - Amazon.com
Korky QuietFILL Platinum Complete Universal Toilet Repair Kit 4010MC - The Home Depot
Fluidmaster 400CARP5 Universal No Tank Removal PerforMAX Kit, High Performance Toilet Fill Valve and Adjustable Flush Valve Repair Kit Including Flapper, For 2-Inch Toilet Flush Valves - - Amazon.com
HYR460 Water-Saving Toilet Total Repair Kit with Dual Flush Valve - Plumbing Parts by Danco