Technical specifications
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| Model: |
Sportmax |
| Years: |
1954-56 |
|
Engine:
|
Single cylinder, 4 stroke, OHC
|
|
Capacity:
|
247 cc / 15 cub in
|
|
Bore x Stroke:
|
69 x 66 mm
|
|
Cooling:
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Air/Oil cooled
|
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Lubrication:
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Dry sump
|
|
Clutch:
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Multi-plate
|
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Starting:
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Kick start
|
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Ignition:
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Coil
|
|
Carburetor:
|
BING 2/26/25
|
|
Exhaust System:
|
Twin, steel
|
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Max Power:
|
20.6 kW / 28 hp @ 10 00 rpm
|
|
Compression Ratio:
|
7.4:1
|
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Transmission:
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Four speed block
|
|
Final Drive:
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Chain
|
|
Frame:
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Single-bar stamped plate with engine protection and suspended
|
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Front suspension:
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Swining link suspension
|
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Rear suspension:
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Telescopic suspension
|
|
Brakes (front and back):
|
Drum
|
|
Wet Weight:
|
155 kg / 342 lbs
|
|
Top Speed:
|
212 km/h / 131.7+ mph
|