3.32
ENGINE
7. If drum bearing was replaced in the starting clutch
housing, press the drum/shaft into the housing until
fully seated.
8. Clean the inside of the starting clutch drum and
lubricate the drum and one-way clutch with engine oil.
9. Install one-way clutch in starting clutch drum with the
flanged side toward the hub, using a rotating motion.
10. Install a new housing gasket.
11. Install the drum / housing assembly onto the case,
install the housing bolts and torque in two steps using
a cross pattern to specification.
12. CHECK the clutch shaft to be sure it rotates smoothly
in the clockwise direction and will not rotate in the
counterclockwise direction. If binding is evident, or if
the shaft rotates in both directions (without turning the
engine over) disassemble and inspect the one-way
clutch and hub.
CRANKCASE DISASSEMBLY
NOTE: Engine must be removed from the frame to
perform any crankcase or crankshaft removal.
NOTE: The starter, starter drive, flywheel, stator, oil
pump and transmission can be serviced with the engine
in the frame.
CRANKCASE SEPARATION
NOTE: Stator housing, flywheel and gears have are
previously removed for this procedure. Use care during
the removal process to avoid damage to the cam chain.
NOTE: Valvetrain and cylinder removal must be
performed prior to this procedure.
1. Remove all bolts and the pressure relief valve (A) from
the magneto side crankcase.
2. Tap carefully on reinforced areas of the cases to
separate the halves. Watch the gap along the
crankcase mating surface and separate the
crankcase evenly.
3. Lift the right case half off of the left, leaving the
crankshaft and balance shaft in the left case.
Starting Clutch Drum
Housing:
14-15.5 ft. lbs. (19-21 Nm)
Flange side toward hub
A
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