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CRANKCASE, CRANKSHAFT ASSY., AND CYLINDER
POWR
BODY
a
b
Å
UP
a
Å
ı
d
All manuals and user guides at all-guides.com
Piston ring installation
c
NOTE:
ı
Å 20 ± 5 mm (0.79 ± 0.2 in)
Piston installation
5-41
Connecting rod color code
indicator a:
A: Blue
B: Black
C: Brown
Bearing color code b:
A: Blue
B: Black
C: Brown
NOTE:
Make sure the "Y" mark on the connect-
ing rod faces towards the flywheel side
of the crankshaft.
Do not move the crankshaft until the
big-end oil clearance measurement has
been completed.
1. Install:
Oil ring 1
2nd piston ring 2
Top piston ring 3
CAUTION:
Do not scratch the piston or break the pis-
ton rings.
After installing the piston rings, check
that they move smoothly.
Offset the piston-ring end gaps as shown.
a Oil ring side rail
b Oil ring expander
c 2nd piston ring
d Top piston ring
Piston rings should be replaced as a set.
1. Install:
Piston
Piston slider:
90890-06529
E
ı 120˚ ± 15˚
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