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Crankshaft:
Crank width "A"
Runout limit "C"
Big end side clearance "D"
Big end radial clearance "E"
Clutch:
Friction plate thickness
Quantity
Clutch plate thickness
Quantity
Warp limit
Clutch spring free length
Quantity
Clutch release method
Push rod bending limit
Automatic centrifugal clutch:
Clutch-in revolution
Clutch-stall revolution
Shifter:
Shifter type
Kick starter:
Type
Kick clip friction force
Carburetor:
I. D. mark
Main jet
Main air jet
Jet needle
Cutaway
Pilot outlet
Pilot jet
Valve seat size
Starter jet 1
Pilot air screw
Float height
Fuel level
Engine idle speed
MAINTENANCE SPECIFICATIONS
Item
C
E
A
(M.J)
(M.A.J)
(J.N)
(C.A)
(P.O)
(P.J)
(V.S)
(G.S.1)
(F.H)
(F.L)
Standard
42.95 ~ 43.00 mm
(1.691 ~ 1.693 in)
C
----
0.10 ~ 0.40 mm
(0.0039 ~ 0.0157 in)
D
0.010 ~ 0.025 mm
(0.0004 ~ 0.0010 in)
2.7 ~ 2.9 mm
(0.106 ~ 0.114 in)
5
1.1 ~ 1.3 mm (0.043 ~ 0.051 in)
4
----
26.2 mm (1.03 in)
4
Inner push, cam push
----
2,160 ~ 2,560 r/min
3,300 ~ 3,800 r/min
Cam drum and guide bar
Ratchet type
5.8 ~ 14.7 N
(0.59 ~ 1.50 kg, 1.3 ~ 3.3 lb)
5HN1 01
#90
ø 1.1
4E9-2
2.5
ø 1.0 × 2.0
#12.5
ø 1.5
#37.5
1-3/4 turns out
15.5 ~ 16.5 mm (0.61 ~ 0.65 in)
2 ~ 3 mm (0.08 ~ 0.10 in)
1,400 ~ 1,600 r/min
2 - 8
SPEC
Limit
----
0.03 mm
(0.0012 in)
0.50 mm
(0.02 in)
0.05 mm
(0.002 in)
2.6 mm
(0.102 in)
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0.2 mm
(0.008 in)
24.2 mm
(0.95 in)
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0.5 mm
(0.02 in)
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