Production Model Years
1978 - 1985
Frame and Engine Numbers
6260001 - 6266303
6270001 - 6275540
6280001 - 6280105
6290001 - 6290305
6300001 - 6306430
6320001 - 6329475
———
6260001 - 6266303
6270001 - 6275540
6280001 - 6280105
6290001 - 6290305
6300001 - 6306430
6320001 - 6329475
Model Specifications
Drivetrain
Displacement 473cc
Cylinders 2
Bore x Stroke (mm) 70 x 61.5
HP @ RPM 27 @ 6500
Compression Ratio 8.2:1
HP @ RPM 35 @ 7250
Compression Ratio 9.2:1
Valves OHV, 2 per cylinder
Clutch Dry, single plate, cable operated
Transmission 5 speed, foot shifted
Final Drive Driveshaft
Running Gear
Frame Tubular steel double cradle
Front Suspension Hydraulically damped telescopic fork
Rear Suspension Twin shock swingarm
Front Brakes Brembo 260mm hydraulic disc single piston
Rear Brakes 200mm drum, single leading shoe
Electrical
Ignition Battery/coil
Spark Plugs Bosch W7DC or (35HP, W5DC)
Generator Bosch G1 14 13V 21A 280W
Capacities & Measurements
Weight 205kg
Fuel 22l
Wheelbase 1390mm (1981-on, 1400mm)
Top Speed 145kph
Number Produced 28158

No US production. Serial numbers 627xxxx, 629xxxx, and 630xxxx were 35HP (total production 12275); rest were 27HP.

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