User Manual

TIMING SYSTEM EM -23
Unit: mm
Items
Min cam
diameter (2)
Max cam
diameter (1)
Cam lift
Intak
ecam
39.910 47.105 7.195
Exhaust
cam
39.658 46.979 7.321
CAUTI
ON
Sincetapercamisused,measureitasshownin
the figure.
A B
Measuring
position
6.5mm 6.5mm
A B
2
1
SUDEM7039L
3. Measure the outer diameter of camshaft journal and
the inner diameter of camshaft bush in the crankcase.
If the gap exceeds the limit, repair the camshaft bush-
ing with oversize.
Outer diameter of camshaft journal
Journal No. # 1, 2, 3 and 4: 54.44~54.46 mm
Journal No. # 5: 52.94~52.96 mm
Inner diameter of camshaft bushing
Journal # 1, 2, 3 and 4: 54.5mm
Journal # 5: 53mm
Gap between camshaft journal and bushing
Reference: [54.5] 0.04~0.09mm
[53] 0.04~0.09mm
Limit: 0.15mm
SUDEM7040L
4. Measure the distortion of camshaft. If it exceeds the
limit, replace or repair it with press.
Distortion of camshaft: 0.02mm
NOTE
Pla
ce the camshaft on the precision block and turn the
cam
shaft in1 revolution. And read the dial indicator.
The
distor tion of the camshaft is a half of the mea-
sur
ement.
S
UDEM7041L