1998 Jawa 640 Classic specifications.

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Engine and transmission 1998 Jawa 640 Classic
Engine type:
2 cylinders, 2-stroke, Inline
Displacement:
350 cc (21.39 cubic inches)
Bore × stroke:
58 mm × 65 mm (undersquare - longstroke)
Cooling system:
Air cooled
Power:
23.39 HP (17.2 kW) @ 5250 rpm
Torque:
31.38 Nm (3.2 kg-m) @ 4750 rpm
Throttle:
Cable operated
Valves:
Valve train:
Piston controlled inlet port, variable
Fuel and ignition:
Sparks per cylinder:
1
Fuel supply system:
Carburetor
Ignition type:
TCI (Transistor Controlled Ignition)
Funnel diameter:
28 mm
Compression:
10.2:1
Engine mounting:
Transverse
Gear box:
Manual 4-speed
Clutch:
Wet, multiple discs, cable operated
Final drive:
Chain
Spark plug pipe type:
NGK, B6HS
Motor oil:
Mineral, 2T
Starter:
Kick-starter
Dimensions 1998 Jawa 640 Classic
Seat height: :
780 mm
Weight:
Curb weight:
168 kg
Dry weight:
150 kg
Chassis and suspension 1998 Jawa 640 Classic
Frame type:
iron, Double cradle frame
Front:
Suspension:
Cartridge
Suspension travel:
160 mm
Brake:
Single Drum
Tire:
83 / 100 R18
Tire pressure:
1.8 bar
Rear:
Suspension:
twin shock, Swingarm
Suspension travel:
150 mm
Brake:
Drum
Tire:
89 / 100 R18
Tire pressure:
1.8 bar
Other 1998 Jawa 640 Classic
ABS available:
No
Power-to-weight ratio:
0.10 HP/kg(9.77 kg/HP)
Top speed:
120 km/h
Fuel capacity:
17 l
Number of riders:
2 persons