1-10 GENERAL INFORMATION
General Specifi cations
Items CF650 (650NK)
Dimensions:
Overall length 2120mm (83.5in.)
Overall width 780mm (30.7in.)
Overall height 1100mm (43.3in.)
Wheelbase 1415mm (55.7in.)
Road clearance 150mm (5.9in.)
Seat height 895mm (35.2in.)
Dry mass 206kg (454.3lb)
Curb mass 281kg (619.7lb)
Front: 129kg (284.5lb)
Rear: 152kg (335.2lb)
Fuel tank capacity 17L (4.5USgal.)
Performance
Minimum turning radius (LH or RH) 5.4m (17.8ft)
Engine
Type 2-cylinder in line, 4-strokes, DOHC, 8 valves and liquid-
cooled
Cooling system liquid-cooled
Bore and stroke 83 × 60 mm (3.3 × 2.4 in.)
Displacement 649.3 cm³ (39.60 cu in.)
Compression ratio 11.3 : 1
Max. power 52 kW (70.6 PS) @8 500 r/min (rpm)
Max. torque 62 N•m (6.3 kgf•m, 46 ft•lb) @7 000 r/min (rpm)
Carburetion system Fuel injection system
Starting system Electric starter
Ignition system ECU
Timing advance Controlled by ECU
Ignition timing From 10° BTDC @1 300 r/min (rpm)to 33° BTDC @6000r/
min (rpm)
Spark plug CR8EI
Cylinder numbering methods left to right 1-2
Firing order 1-2
Valve timing
Intake:
Open 31° BTDC
Close 61° ABDC
Duration 272°
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