Yamaha 2002 YFA1 User Manual

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SPEC
MAINTENANCE SPECIFICATIONS
CHASSIS
Side clearance
Top ring 0.03 ~ 0.07 mm (0.0012 ~ 0.0027 in)
Second ring 0.02 ~ 0.06 mm (0.0008 ~ 0.0024 in)
Carburetor:
I.D. mark 3FA02
Main jet (M.J.) #82.5
Main air jet (M.A.J.) ø1.3
Jet needle (J.N.) 4H36-3
Needle jet (N.J.) N-6
Cutaway (C.A.) 2.5
Pilot air jet (P.A.J.) #130
Pilot outlet (P.O.) ø0.7
Pilot jet (P.J.) #12.5
Bypass 1 (B.P.1) 1.1
Pilot screw (P.S.) 2 and 1/2 turns out
Valve seat size (V.S.) 1.8
Starter jet (G.S.) #45
Float height (F.H.) 21.8 mm (0.858 in)
Fuel level (F.L.) 4.0 ~ 6.0 mm (0.16 ~ 0.24 in)
With special tool
Engine idling speed 1,650 ~ 1,750 r/min
Intake vacuum 26.7 kPa (200 mm Hg, 7.88 in Hg)
Model YFA1 (P) 2002
Suspension:
Suspension travel
Front 41 mm (1.614 in)
Rear 60 mm (2.362 in)
Free length (spring)
Front 148 mm (5.827 in)
Rear 205 mm (8.071 in)
Installed length
Rear 180 mm (7.09 in)
Spring rate
Front 29.4 N/mm (3.0 kg/mm, 167.9 lb/in)
Rear 36.3 N/mm (3.7 kg/mm, 207.3 lb/in)
Stroke
Front 0.0 ~ 41 mm (0.0 ~ 1.614 in)
Rear 0.0 ~ 60 mm (0.0 ~ 2.362 in)
Optional spring
Front No
Rear No
Model YFA1 (P) 2002

Yamaha 2002 YFA1 Specifications

General

Brand	Yamaha
Model	2002 YFA1
Category	Motorcycle
Language	English