Sherwood® 25126 major water pump repair kit, suitable for the following pumps: P2708-01, P2708X P2709-01, P2710-01 This kit contains:  Impeller 27000 Impeller puller Retainer 15952 Retainer 15942 Seal & seat plus installation mandrel 25080 Cam 18271 Cam screw 19714 Cam o-ring 19712 O-ring 15945 O-ring 21525 Bearings & shaft assembly 25100 Water pump cover 18742 Wear plate 24162 Impeller specifications: Diameter: 3-1/4" ~ 82.55mm Width: 2-7/8" ~ 73.00mm Shaft: 20.00mm Blades: 12  Keyway: 3/16" ~  4.70mm (threaded) Material: Neoprene