S p e c s: Cometa 75 SL (Lui)
1968 - 1970
amount produced: 2,067
engine: single cylinder, air cooled 2-stroke
induction: piston ported
bore: 46.4 mm
stroke: 44 mm
cubic capacity: 74.4 cc
compression ratio: 9.3: 1
bhp at rpm: 5.2 @ 6300
transmission: 4 speed constant mesh
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primary drive: 46/13
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1st gear: 19.27: 1
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2nd gear: 12.52: 1
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3rd gear: 9.29: 1
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4th gear: 6.90: 1
lubrication: 2% - autolube
carburetor: Dell'Orto SH1 20
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choke: 20 mm
- slide: 5914/1
- main jet: 68
- starter jet: 50
- pilot jet: 45
ignition: contact breaker & points
ignition timing: 21 degrees BTDC
breaker gap: 0.35-0.45 mm
voltage: 6 volt
max stator output: 6v - 33w
wheels: 10"
tires: 3.00 x 10
max speed: 51 mph
total dry weight: 168 lbs
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