Select page: PICT-020.1 20 Engine GU20277 ST645869 Cylinder Head ST645870 CRANKSHAFT AND PISTON ST645871 ENGINE OIL PUMP ST645872 Oil Cooler ST645874 Engine Gasket Kit ST645875 ENGINE COVERS AND SHROUDS Other parts group: 20 Engine GU20277 30 Fuel and Air 40 ELECTRICAL 50 Power Train 60 Steering and Brakes 80 WHEELS, FRAME AND OPERATOR'S STATION 85 Mower Deck and Lift Linkage 86 Material Collection System 87 Snow Blade 46-Inch 90 LABELS AND OPTIONAL EQUIPMENT