Yamaha PZ50W Service Manual page 70

Yamaha motorcycles service manual
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Specifications
Model: PZ50M
~ 800 m
È Elevation
(~ 2,500 ft)
É Engine idle speed
1,800 ± 100 r/min
Ê Engagement r/min
Approx. 4,100 r/min
Ë Shift r/min
Approx. 11,300 r/min
Ì Secondary reduc-
tion ratio (number
19/41 (80 L)
of links)
Í Primary sheave
90501-605G7
spring
Î Color
G-Y-G
Ï Free length
74.1 mm (2.92 in)
Ð Preload
245 N (25 kg, 55 lb)
27.0 N/mm
Ñ Spring rate
(2.75 kg/mm,
154 lb/in)
Ò Wire diameter
6.0 mm (0.236 in)
Ó Outside diameter
60.0 mm (2.36 in)
8DN-17605-30
Ô Weight (ID)
(8DN10)
Steel 13.9 (OUT)
Õ Weight rivet
Steel 13.9 (IN)
Ö Weight bushing
VESPEL TP-8549
× Roller outer dia.
15.0 mm (0.591 in)
Ø Roller bushing
VESPEL TP-8549
Ù Pri. clutch shim
None
Ú Secondary sheave
90508-55007
spring
Û Color
R
Ü Free length
85 mm (3.35 in)
55° (B-1)
Ý Preload rate
931 kg·mm/rad
Þ Wire diameter
5.5 mm (0.217 mm)
ß Outside diameter
66.0 mm (2.60 in)
À Sec. torque cam
37°
angle
1.0 mm (0.039 in) × 2
Á Sec. clutch shim
600 ~ 1,400 m
1,200 ~ 2,000 m
(2,000 ~ 4,500 ft)
(4,000 ~ 6,500 ft)
18/41 (80 L)
Steel 13.3 (OUT)
Steel 13.3 (OUT)
Steel 13.9 (IN)
Steel 13.3 (IN)
2-52
INSP
CLUTCH
ADJ
G Green
Y Yellow
1,800 ~ 2,600 m
(6,000 ~ 8,500 ft)
Approx. 4,300 r/min
17/41 (80 L)
Steel 10.3 (OUT)
Steel 10.3 (IN)
R Red
2,400 ~ 3,000 m
(8,000 ~ 10,000 ft)
Steel 10.3 (OUT)
None (IN)

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