c
Camshaft
Camshafts with 0.5 mm oversize bearings* are iden-
tified by a yellow paint ring (d) between the cams of
No. 1 cylinder.
* NOTE: These camshafts are installed only on ex-
c
hange engines, and can be obtained on special order.
Figure 4
Valves
Units: mm
Intake Exhaust
Min. Length l 112.2
øa
+ 0
– 0.
015
8.005 7.985
øb ± 0.1 38.5 33
a 90° 90°
Intake: Faces x and
y can machined a maximum of 0.2 mm
Exhaust: No machining is permissible.
Figure 5
Valve Recess
Units: mm
Intake Exhaust
0.5 to 1.05 0.9 to 1.45
Figure 6
Groundsmaster 455-D Page 3 - 5
Rev. B
Engine
Engine
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