Select page: PICT-20.1 20 Engine ETN161949 ST799598 Cylinder ST799600 Crankshaft, Connecting Rod and Piston ST799624 Cylinder Head and Intake Manifold ST799626 Engine Sump, Camshaft ST799739 Springs, Links and Control Bracket ST799741 Engine Gasket Kit ST800968 Engine ST855788 Home Maintenance Kit Other parts group: 20 Engine ETN161949 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 90 Labels 95 Material Collection System