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SPEC
ENGINE SPECIFICATIONS
Clutch plate 1
Thickness
1.4 mm (0.055 in)
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Quantity
1
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Maximum warpage
----
0.06 mm
(0.002 in)
Clutch plate 2
Thickness
1.2 ~ 1.6 mm (0.047 ~ 0.063 in)
----
Quantity
3
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Maximum warpage
----
0.06 mm
(0.002 in)
Clutch spring
Free length
31.9 mm (1.26 in)
30.3 mm
(1.19 in)
Quantity
8
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Automatic centrifugal clutch
Clutch-in revolution
2,300 ~ 2,500 r/min
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Clutch-stall revolution
3,000 ~ 3,200 r/min
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Transmission
Main axle deflection limit
----
0.08 mm
(0.0031 in)
Drive axle deflection limit
----
0.08 mm
(0.0031 in)
Shifter
Shifter type
Shift drum and guide bar
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Carburetors
I. D. mark
5YF1 00
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Main jet
(M.J)
#72.5
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Air jet
(A.J)
1.2
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Jet needle
(J.N)
3PZ13-2
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Needle jet
(N.J)
D-8M
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Cutaway
(C.A)
3
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Pilot outlet
(P.O)
0.7
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Pilot jet
(P.J)
#15
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Valve seat size
(V.S)
1.2
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Fuel level
(F.L)
4.0 ~ 5.0 mm (0.16 ~ 0.20 in)
Below the float chamber mating
surface
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Engine idle speed
1,750 ~ 1,850 r/min
----
Intake vacuum
30 kPa (225 mmHg, 8.9 inHg)
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Item
Standard
Limit
