Honda CB HORNET 160R 2015 Shop Manual page 47

Rotate the crankshaft counter clockwise, and align the
" " mark on the flywheel with the index notch on the left
crankcase cover.
Make sure the piston is at TDC (Top Dead Center) on the
compression stroke.
This position can be obtained by confirming that there is
slack in the rocker arm. If there is no slack, it is because
the piston is moving through the exhaust stroke to TDC.
Rotate the crankshaft one full turn counter clockwise and
match up to the " " mark again.
Clean the feeler Check the valve clearance by inserting a feeler gauge
between the adjusting screw and valve stem.
gauge with a
soft cloth before
VALVE CLEARANCE:
usage. When
IN: 0.08 ± 0.02 mm (0.003 ± 0.001 in)
checking the
clearance, slide EX: 0.24 ± 0.02 mm (0.010 ± 0.001 in)
the feeler gauge
Adjust by loosening the valve adjusting lock nut and turning
from the center
the adjusting screw until there is slight drag on the feeler
toward the
gauge.
outside.
TOOL: Valve adjusting 10 mm (070SR–TKS-PO18)
Apply clean engine oil to the valve adjusting lock nut
threads and seating surface.
Hold the adjusting screw, and tighten the valve adjusting
lock nut to the specified torque.
TORQUE: 18 N·m (1.8 kgf·m, 13 lbf·ft)
Recheck the valve clearance.
Install the cylinder head cover (page 7-5) and apply the
specified torque.
TORQUE: 10 N·m (1.0 kgf·m, 7 lbf·ft)
Install the spark plug (page 3-8).
Apply clean engine oil to new O-rings, and install them to
each hole cap.
Apply grease to the crankshaft hole cap threads.
INDEX NOTCH
ADJUSTING SCREW
FEELER GAUGE
CRANKSHAFT HOLE CAP
MAINTENANCE
" MARK
"
ADJUSTING
LOCK NUT
O-RINGS
3-9