CRANKCASE
1/2 OR 1/6 REDUCTION UNIT
DISASSEMBLY/ASSEMBLY
Remove the recoil starter (page 10-3).
BOLT (8 x 25 mm)
PRIMARY DRIVE GEAR
P.T.O. SHAFT
COUNTER SHAFT
GEAR CASE COVER
CHAIN CASE COVER PACKING
BOLT (8 x 35 mm) (6) (GX270)
BOLT (8 x 40 mm) (6) (GX390)
16 mm SPECIAL NUT
24 N·m (2.4 kgf·m, 17 lbf·ft)
DISASSEMBLY/ASSEMBLY:
Hold the 16 mm special nut of the
flywheel and remove/install the 8 x 25 mm
flange bolt.
TORQUE: 24 N·m (2.4 kgf·m, 17 lbf·ft)
DOWEL PIN
(8 x 14 mm)
WASHER
(8 mm)
KEY
(7 x 7 x 33 /
6.3 x 6.3 x 43 mm)