Technical specifications
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| Model: |
letta |
| Years: |
1954-66 |
|
Engine:
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Single cylinder, two stroke, SOHC
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|
Capacity:
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174 cc / 10.6 cub in. 247 cc / 15.1 cub in. 277 cc / 16.9 cub in.
|
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Bore x Stroke:
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174 cc: 61 x 59.5 mm 247 cc: 67 x 70.0 mm 277 cc: 71 x 70.0 mm
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Cooling System:
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Air cooling
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Oil/Fuel Mixture:
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1:24
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Exhaust:
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Single
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Fuel System:
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Bing carburetor
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Starting:
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Bosch 6 volt pendulum electric starter
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Max Power:
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174 cc: N/A 247 cc: 10.4 kW / 14.0 hp @ 5100 rpm 277 cc: 12.1 kW / 16.2 hp @ 5100 rpm
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Clutch:
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Wet, cable operated
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Transmission:
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4-Speed with heel-and-toe shifter pedal
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Final Drive:
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Chain
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Frame:
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Tubular steel with pressed steel body panels
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Front Suspension:
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Telescopic fork, steering damper
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Rear Suspension:
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Swingarm with coil springs and dampers
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Front Brakes:
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Drum, 6.5 in
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Rear Brakes:
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Drum, 5 or 6 in.
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Wheels:
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Steel
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Front Tyre:
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3.25 - 3.5 x 14 in.
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Rear Tyre:
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14 in.
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Dimensions:
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Length: 2100 mm / 81 in. Width: 640 mm / 25 in. Height: 970 mm / 38 in.
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Seat Height:
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740 mm / 29 in.
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Wet Weight:
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146 kg / 322 lbs
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Fuel Capacity:
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11.9 L / 3.1 US gal
|
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Average Consumption:
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4.0 L/100 km / 25 km/l / 59 mpg
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Top Speed:
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247 cc: 109 km/h / 68 mph
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Colours:
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Candy red, Blue/silver, Black/Silver, Brown/beige
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Source:
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Wikipedia
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