Honda TRX400EX FOURTRAX 1999, Service Manual

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CYLINDER
Measure each cam lobe height,
SERVICE LIMIT I N 30.57 (1.204 in)
E X 30.37 (1.196 in)
ROCKER
Check the rocker arms and shafts for wear or damage.
If the rocker arm slipper surface is worn or damaged,
check the camshaft cam lobe and oil passages.
Measure each rocker arm shaft O.D.
SERVICE LIMITS
Rocker arm shaft: 11.41 (0.449 in)
Sub-rocker arm 6.92 (0.272 in)
Measure each rocker arm I.D.
SERVICE LIMITS:
Rocker arm: 11.53 (0.454
in)
Sub-rocker arm: 7.05 (0.278 in)
Subtract each rocker arm shaft O.D. from the corre-
sponding rocker arm I.D. to obtain the rocker
shaft clearance.
SERVICE LIMIT 0.10 (0.004 in)
DECOMPRESSOR DISASSEMBLY
Set the camshaft assembly onto the hydraulic press
by supporting the reverse decompressor cam flange.
CAUTION
Do not support the assembly by the sprocket
flange. will break or crack its flange.
When setting the assembly, take care
not to contact the support blocks against the
lobe or decompressor cam to avoid damaging
them when pressing.
Press the camshaft out of the sprocket flange.
Hold: REVERSE
DECOMPRESSOR
CAM
\
DECOMPRESSOR CAM
7-7