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Yamaha RS90RK Service Manual page 174

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Specifications
Model: RS90M
~ 800 m
È Elevation
(~ 2,500 ft)
É Engine idle speed
1,400 ± 100 r/min
Ê Engagement r/min
Approx. 3,900 r/min
Ë Shift r/min
Approx. 8,500 r/min
Ì Main jet
Í Pilot jet
, Refer to "HIGH ALTITUDE SETTINGS" in "MAINTENANCE SPECIFICATIONS".
Î Pilot screw
Ï Secondary reduc-
tion ratio (number
22/40 (70 L)
of links)
Ð Primary sheave
90501-603L3
spring
Ñ Color
G-W-G
Ò Free length
89.8 mm (3.54 in)
441 N
Ó Preload
(45 kg, 99.2 lb)
27.0 N/mm
Ô Spring rate
(2.75 kg/mm,
154 lb/in)
Õ Wire diameter
6.0 mm (0.236 in)
Ö Outside diameter
59.5 mm (2.34 in)
8BU-17605-20
× Weight (ID)
(8BU10)
Steel 13.9 (OUT)
Ø Weight rivet
Steel 13.9 (IN)
Ù Weight bushing
VESPEL TP-8549
Ú Roller outer dia.
16.0 mm (0.63 in)
Û Roller bushing
VESPEL TP-8549
Ü Pri. clutch shim
None
Ý Secondary sheave
90508-60012
spring
Þ Color
P
ß Free length
75 mm (2.95 in)
70° (1-6)
À Preload rate
1,211 kg · mm/rad
Á Wire diameter
6.0 mm (0.236 in)
+ Outside diameter
69.5 mm (2.74 in)
, Sec. torque cam
39°
angle
- Sec. clutch shim
1.0 mm (0.04 in)
600 ~ 1,400 m
1,200 ~ 2,000 m
(2,000 ~ 4,500 ft)
(4,000 ~ 6,500 ft)
21/40 (70 L)
Steel 13.9 (OUT)
Steel 10.3 (OUT)
Steel 10.3 (IN)
Steel 10.3 (IN)
2-64
INSP
CLUTCH
ADJ
G Green
W White
1,800 ~ 2,600 m
(6,000 ~ 8,500 ft)
Approx. 4,000 r/min
20/40 (68 L)
Steel 10.3 (OUT)
None (IN)
P Pink
2,400 ~ 3,000 m
(8,000 ~ 10,000 ft)
Aluminum 10.3 (OUT)
None (IN)

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