Service manual

05-58
✰ Locate the exhaust cam on the
spindle and ensure the 2 punch
marks on the cam aligns with the
punch mark on the timing shaft
gear.
✰ Locate the inlet cam on the spindle
and align the single punch marks
on the inlet and exhaust cams.
NOTE : After assembling both cam gears,
adjust Eccentric cam to reduce gear back-
lash (Torque 2 KG-M).
ASSEMBLY PROCEDURE OF CAM
GEARS
✰ Fix oil pump drive pinion and lock it
with the circlip.
NOTE : Ensure the short boss of the gear
is facing outwards in case of 350cc and
long boss of the gear is facing outwards
in case of 500cc
VALVE TIMING
✰ Bring piston to TDC so that the
woodruf key in the timing shaft is
at 12’ Clock position.
✰ Add one shim each on inlet and
exhaust cam.
NOTE :
To reduce axial play in between
Cam Gears outer surface and steady late,
additional shim may be added as per need.
Engine Dismantling, Inspection & Assembly