Technical specifications
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| Model: |
1979 |
| Years: |
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Engine:
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Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder.
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Capacity:
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1074 cc / 65.5 cu in
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Bore x Stroke:
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72 x 66 mm
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Cooling System:
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Air cooled
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Compression Ratio:
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9.5:1
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Air Cleaner:
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Dual element (Paper and polyurethane)
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Lubrication:
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Wet sump
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Oil Capacity:
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3.2 L / 3.4 US qt / 2.8 Imp qt
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Induction:
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4 x Mikuni BS34SS
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Ignition:
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Transistorized
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Ignition Timing:
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15º BTDC below 1500 rpm / 32º BTDC above 2350 rpm
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Spark Plug:
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NGK D8EA (in E-01,24,25,30,34), NGK DR8ES-L (the others) - gap 0.6-0.7 mm (0.024-0.028 in)
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Battery:
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12V 50.4 kC (14 Ah)/10HR - type YB14L-A2
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Generator:
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Three-phase A.C. generator
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Starting:
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Electric
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Max Power:
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83.9 kW / 111 hp / @ 9500 rpm
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Max Torque:
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97.1 Nm / 9.9 kgf-m / 70.9 lb-ft @ 6500 rpm
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Clutch:
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Wet multi-plate
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Transmission:
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5 Speed
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Final Drive:
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Chain, Daido D.I.D 630YL, 96 links
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Primary Reduction:
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1.775:1 (87/49)
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Final Reduction:
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2.800:1 (42/15)
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Gear Ratio:
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1st 2.500 (35/15) / 2nd 1.777 (32/18) / 3rd 1.380 (29/21) / 4th 1.125 (27/24) / 5th 0.961 (25/26)
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Frame:
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Steel, double cradle frame
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Front Suspension:
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Telescopic, oil damped, spring 4-way adjustable with anti-dive
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Front Wheel Travel:
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150 mm / 5.91 in
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Rear Suspension:
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Dual shock oil damped, damper 4-way, spring 5-way adjustable
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Rear Wheel Travel:
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109 mm / 4.29 in
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Front Brakes:
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2 x 275 mm Discs, 2 piston calipers
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Rear Brakes:
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Single 275 mm disc, 1 piston caliper
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Front Tyre:
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3.50 - V19
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Rear Tyre:
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4.50 - V17
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Rake:
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30°
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Trail:
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118 mm / 4.65 in
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Dimensions:
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Length: 2245 mm / 88.4 in Width: 870 mm / 34.3 in Height: 1190 mm / 46.9 in
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Wheelbase:
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1520 mm / 59.8 in
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Turning Radius:
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3.5 m / 11.5 ft
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Wet Weight:
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243 kg / 535 lbs
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Top Speed:
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225 km/h / 140 mph
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