Select page: ST640377 CYLINDER BLOCK AND CYLINDER HEAD ST640378 ELECTRIC COIL, FLYWHEEL AND SPARK PLUG ST640379 Connecting Rod, Piston And Rings ST640380 CAMSHAFT AND VALVES ST640381 ENGINE GASKET KIT ST640382 GOVERNOR ROD, DIPSTICK AND CYLINDER COVER ST640383 CARBURETOR ST640384 ENGINE CONTROLS AND INTAKE PIPE ST640385 MUFFLER ST640386 FUEL TANK AND FUEL TANK BRACKETS ST640387 BLOWER HOUSING ST640388 RECOIL STARTER ST640390 STARTER MOTOR, ELECTRIC START Other parts group: 20 ENGINE (9 HP) AM131068 21 ENGINE (11 HP) AM131068 22 ENGINE (13 HP) AM131069 30 CONTROLS, HOUSING, AUGERS, DRIVE TRAIN AND WHEELS 40 Accessories and Labels