1985 K100 Project Bike

1985 K100 project bike. Approx 80K .Beautiful paint. New complete clutch. 2 new tires and battery. Engine guards. Engine covers and engine front polished and clear coated. Fuel pump and filter replaced. Cam chain replaced. Bike starts engine strong. Diagnostic appears Engine output drive (6 rivet) has failed Need to replace/upgrade to 12 rivet. Don't have ability to replace myself. Reynolds rack with Givi bag not included. Assorted spare parts. Clear Florida title in hand. South Florida.