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IT425G

Category: Enduros
Manufacturer: Yamaha show models
Hits: 481
Year 1980
Engine Class 425
VIN Prefix 3R8
Known VIN Range (Vehicle ID Numbers) 000101 -
Tank Color(s) Sky Blue
Country of Sale USA
Bore (MM) 85
Stroke (MM) 75
Displacement (CC) 425
Compression Ratio (to 1) 7.3
BHP @ RPM 36.95 @ 6,500
Torque (kgm) @ RPM 4.23 @ 6,000
Autolube Injection? No
Engine Cooling Air
Carburetor Model VM38SS
Ignition Type CDI (Electronic)
Primary Drive Gearing 2.61
Final Drive Gearing (Sprockets) 48/13
Box Gearing First 2.67
Box Gearing Second 1.75
Box Gearing Third 1.32
Box Gearing Fourth 1.00
Box Gearing Fifth 0.79
Fuel Capacity (L) 12
Gearbox Oil Capacity 0.85
Front Tire (stock) 3.00 x 21
Rear Tire (stock) 5.10 X 18
Front Brake Type Drum
Rear Brake Type Drum
Rear Suspension Mono Shock
Front Suspension Travel (mm) 250
Rear Suspension Travel (mm) 250
Rake (degrees) 29.5
Trail (mm) 125
Ground Clearance (mm) 285
Wheelbase (mm) 1,430
Dry Weight (kg) 111
Voltage 6 Volt

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