Select page: PICT-020.1 20 ENGINE GU20279 ST648251 Cylinder Block and Dipstick ST648252 Crank Shaft, Connection Rod and Piston ST648253 Cylinder Head ST648254 Engine Gasket Kit (Engine Marked 406577-0139-E1) ST648255 Engine Gasket Kit (ENGINE MARKED 406777-0139-E1) ST648256 Engine Shrouds ST922068 Engine ST922519 Engine Shrouds ( Engine 40N877--0035--B1 ) Other parts group: 20 ENGINE GU20279 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 Snowblower 42" (1,07M) 88 Snow Blade 46-Inch 89 Snowblower 44" (1,12M) 90 LABELS AND OPTIONAL EQUIPMENT