Yamaha YFM660FS Grizzly 4x4 Supplementary Service Manual page 114

Item
2nd ring
Type
Dimensions (B × T)
End gap (installed)
Side clearance
Oil ring
Dimensions (B × T)
End gap (installed)
Side clearance
Crankshaft:
C1
Crank width "A"
Runout limit C1
C2
Big end side clearance "D"
Big end radial clearance "E"
Balancer:
Balancer drive method
Automatic centrifugal clutch:
Clutch shoe thickness
Clutch-in revolution
Clutch-stall revolution
MAINTENANCE SPECIFICATIONS
B
T
B
T
E
C2
D
A
2 - 8
Standard
Taper
1.2 × 4.0 mm
(0.0472 × 0.1575 in)
0.30 ~ 0.45 mm
(0.0118 ~ 0.0177 in)
0.03 ~ 0.07 mm
(0.0012 ~ 0.0028 in)
2.5 × 3.4 mm
(0.0984 × 0.1339 in)
0.2 ~ 0.7 mm
(0.0079 ~ 0.0276 in)
0.06 ~ 0.15 mm
(0.0024 ~ 0.0059 in)
74.95 ~ 75.00 mm
(2.9508 ~ 2.9528 in)
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0.35 ~ 0.65 mm
(0.0138 ~ 0.0256 in)
0.010 ~ 0.025 mm
(0.0004 ~ 0.0010 in)
Gear
1.5 mm (0.06 in)
1,900 ~ 2,300 r/min
3,350 ~ 3,850 r/min
SPEC
Limit
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0.80 mm
(0.0315 in)
0.13 mm
(0.0051 in)
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0.03 mm
(0.0012 in)
0.03 mm
(0.0012 in)
1.0 mm
(0.0394 in)
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----
1.0 mm
(0.04 in)
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