Yamaha YFA1R(C) Motorcycle User Manual


 
Model YFA1
Air filter:
for engine Wet type element
for V-belt compartment Dry type element
Fuel:
Type UNLEADED GASOLINE ONLY
Tank capacity 7.0 L (1.54 Imp gal, 1.8 US gal)
Reserve amount 1.3 L (0.29 Imp gal, 0.34 US gal)
Carburetor:
Type/manufacturer VM18SH/MIKUNI
Spark plug:
Type/manufacturer CR7HS/NGK
Gap 0.6 0.7 mm (0.02 0.03 in)
Clutch: Type Dry, centrifugal automatic
Transmission:
Primary reduction system Helical gear/Spur gear
Primary reduction ratio 43/14 × 40/17 (7.226)
Secondary reduction system Chain drive
Secondary reduction ratio 32/12 (2.666)
Transmission type/Reduction ratio V-belt automatic/2.30 0.82
Reverse (2.30 0.82) × 49/14 × 49/15 × 40/17
(61.874 22.059)
10-3
5VJ-9-10-3 3/26/02 7:31 PM Page 10-3