Clearance - Honda CRF50F 2004-2015 Service Manual

To prevent damage
to the cylmder
head. handtighten
the spark. plug
befOf8 usmg B
wrench to tighten
to /he sf}8CIfl8d
torque.
Install the spark plug inthe cylinder head and hand
tigh ten. then torque it wing a spark plug wrench .
TORQUE:
'04 and 'OS: 12 N ·m (1.2 kgf·m . 9 IbUt)
After
'OS:
16 N 'm (1.6 kgf·m . 12 IbHt )
Install the spark plug cap to the spark plug.
VALVE CLEARANCE
INSPECTION
InspeCf and adluSt
Remove the valve adjust er hole Cllps.
the
valve
clearance
while the engine
IS
cold (below 95"F/
35"CI
Remove the left crankcase cover (page
10-4 ).
Turn the crankshaft counterclockwise and align the
"T" mark on the flywheel with the index notch on
the left crankcase.
Make sure the piston at TOe (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. rotate the crankshaft one lu l l turn
counterclockwise and match up the "r' mark again .
Check the clearance by inserting a feel er gauge
between the valve adjusting screw and valve stem.
VALVE CLEARANCE;
IN/ EX: 0.05
±
0.02 mm (0.002
±
0.001 in )
MAINTENANCE
3-9