Tuning; Clutch - Yamaha VX500SXBC Service Manual

TUNING

CLUTCH

High altitude
Specifications Model: VX500SXB
X 3,500 ft
A Elevation
Idle speed Approx.
B
1,600 r / min
C Clutch Approx.
engagement 4,000 r / min
D Shift speed Approx.
7,800 r / min
E
Main jet #151.3 (STD)
F
Pilot (slow) jet #45 (STD)
G
Idle mixture
1-3 / 4 (STD)
screw
H Gearing
I Primary spring
J Color
W-P-W
K Length
78.7 mm
L Preload rate
30 kg – 2.25
kg / mm
Wire diameter
M
ø5.5 mm
Outside
N
ø60 mm
diameter
Weight (1D) 8CR
O
P Weight rivet Steel 13.9 (OUT)
Aluminum 10.3
(IN)
Q Weight Duralon
bushing
R Roller outer dia. ø15.0 mm
S Roller bushing Duralon
Pri. clutch shim None
T
U
Secondary
spring
V
Color R
W
Length 75 mm
X
Preload rate 90_ (3-6)
729 kgmm / rad
Y
Wire diameter ø5.3 mm
Z
Outside
ø69.5 mm
diameter
a
Sec. torque cam 43_
b
Sec. clutch shim 1.0 mm
3,000 X 5,000 ft
4,100 r / min
d See MAINTENANCE SPECIFICATIONS (High altitude settings)
21/39 (68L)
22/39 (70L)
Aluminum 10.3
(OUT)
None (IN)
CLUTCH
W White S Silver
P Pink R Red
Y Yellow G Green
4,500 X 7,000 ft
z z
4,200 r / min
z z
20/39 (68L)
z
Y-P-Y
z
77.4 mm
z
30 kg – 2.5
kg / mm
z
ø5.8 mm
z z
z z
None (OUT)
None (IN)
z z
z z
z z
z z
z z
z z
z z
z z
z z
z z
z z
–5–
INSP
ADJ
L Blue
O Orange
6,500 X 10,000 ft
z
z
z
19/39 (68L)
O-P-O
74.6 mm
30 kg – 3.25
kg / mm
ø6.0 mm
z
z
None (OUT)
None (IN)
z
z
z
z
z
z
z
z
z
z
z