Maintenance Specifications Engine; Chassis - Yamaha VMX12H Supplementary Service Manual

MAINTENANCE SPECIFICATIONS
ENGINE
Carburetor:
I.D. Mark
Main jet
Main air jet
Jet needle
Needle jet
Pilot jet
Pilot air jet
Pilot screw
Pilot outlet
Bypass
Valve seat size
Starter jet
Fuel level
Engine idling speed
Vacuum pressure at idling speed

CHASSIS

I
Model
Front suspension:
Front fork travel
Fork spring free length
Collar length
Spring rate:
Stroke
Optional spring
Oil capacity
Oil level
Oil grade
Enclosed air pressure (standard)
Front disc brake:
Disc outside diameter x thickness
Pad thickness
<Limit>
Pad thickness
Master cylinder inside diameter
I
Cal i per cy inder inside diameter
Brake fluid type
MAINTENANCE SPECIFICATIONS
1FK01
(M.J.) #152.5
(M.A.J.) 02.0
(J.N.) 5EZ43
(N.J.) Y-0
#37.5
(P.J.)
0
(P.A.J.1) #9
Preset
(P.S.)
(P.O.) 0.9
0.8
(B.P.l)
(B.P.2) 0.8
(B.P.3) 0.9
(V.S.) 1.5
#45
(G.S.1)
(G.S.2) #0.8
15~ 17 mm
950~1050 r/min
200 mm Hg (7.87 in Hg)
140 m m (5.51 in)
386.5 m m (15.2 in)
381.5 m m (15.0 in)
245 m m (9.65 in)
3.75 N/mm (0.375 kg/mm, 21
K2 4.90 N/mm (0.5 kg/mm, 28.0 Ib/in)
78 mm (0 3.07 in)
0
K2 78 140 m m (3.70
No.
619
123 m m (4.8 in)
39.2
39.2 98.1
Dual
298 x 5.0 m m (11.7 x 0.20 in)
Inner
5.0 m m (0.20 in)
0.5 m m (0.02 in)
Outer 5.0 m m (0.20 in)
,
0.5 m m (0.02 in)
15.87 m m (0.63 in)
33.96
DOT
VMX12E VMX12EC
2WE01
5EZ50
#100
(0.59 ~0.66 in)
1050~1150 r/min
250 mm Hg (9.84 in Hg)
VMX12E/EC
.O
5.51 in)
(21.8 Imp oz, 20.9 US
fork oil or equivalent
(0.4 5.7 psi)
(0.4 1.0
+
+
30.23 m m (1.33 1.19 in)
or DOT
Ib/in)
-
5.7 14.2 psi)