Honda SH300 2009 User Manual

CYLINDER HEAD/VALVES
9-22
Be careful not to let
the shims fall into
the crankcase.
Shift the rocker arms to the spring side and install
the shims in their original locations on the valve
retainer.
CAM SPROCKET INSTALLATION
Be careful not to
jam the cam chain
and timing sprocket
on the crankshaft
when rotating the
crankshaft.
Rotate the drive pulley (crankshaft) counterclock-
wise and align the "T" mark on the flywheel with the
index notch in the crankcase cover.
Apply engine oil to the cam chain and sprocket
teeth.
Install the cam sprocket onto the cam chain so that
the index line on the cam sprocket is flush with the
cylinder head surface.
Install the cam sprocket onto the camshaft.
Cover the cylinder head with a shop towel to pre-
vent sprocket bolt from falling into the crankcase.
Apply locking agent to the sprocket bolt threads
(page 1-16).
Align the bolt holes in the sprocket and camshaft.
Install the sprocket bolts and tighten them while
holding the drive pulley (crankshaft).
SHIMS
INDEX NOTCH
"T" MARK
CHAIN
SPROCKET
INDEX LINE
TORQUE: 16 N·m (1.6 kgf·m, 12 lbf·ft)
BOLTS

Honda SH300 2009 Specifications

General

Displacement	279.1 cc
Bore x Stroke	72 mm x 68.5 mm
Compression Ratio	10.5:1
Fuel System	PGM-FI electronic fuel injection
Front Tire	110/70-16
Rear Tire	130/70-16
Width	730 mm
Height	1, 195 mm
Wheelbase	1, 420 mm
Engine Type	Liquid-cooled, 4-stroke, single-cylinder
Max Torque	26.5 Nm @ 6, 000 rpm
Transmission	V-Matic
Front Suspension	Telescopic fork, 35 mm
Rear Suspension	Twin shock absorbers
Front Brake	256mm hydraulic disc
Rear Brake	240 mm disc