Honda CRF50F 2004-2015 - Page 86

CYLINDER HEADIVALVES
If BI/her ,ocker arm
reqUIres S9fV/Ce or
replacement
mspecl rhe cam
lobes for sconng,
chipping or flilt
spats
7-10
ROCKER ARM /SHAFT
Inspect th e rocker arm slipper surfaces for wear or
damage.
Also check that the oi l holes are nol clogged.
Measure the rocker arm 1.0.
SERVICE LIMIT: tN/ EX: 10 . 10 mm (0 .398 in)
Inspect the rocker arm shaft for wear or damage.
Measure the O.O.of the rocker arm shaft.
SERVICE LIMIT: IN /E X: 9. 91 mm (0.390 in)
VALVE SPRING
Measure the free length of the valve springs.
SERVICE LIMIT: IN/ EX : 31.8 mm (1.25 in)
Replace the springs if they ere shorter than th e ser-
vice Jimit.
VALVE
Inspect each va lv e for bending , burning or abnor -
mal stem wear.
Check valve movement in the guide.
Measure and record each
valve stem 0 .0.
SERVICE LIMIT: IN/ EX: 4. 92 mm (0.194 in)