S p e c s: VBXIT

1978 - 1984
engine: single cylinder, air cooled 2-stroke
induction: disc valve
bore: 57.8 mm
stroke: 57 mm
cubic capacity: 149 cc
compression ratio: 8.2: 1
bhp at rpm: 7.5 @ 5750
lubrication: 2%(USA autolobe)
transmission: 4 speed constant mesh
1st gear: 14.47: 1
2nd gear: 10.28: 1
3rd gear: 7.31: 1
4th gear: 5.36: 1
clutch: wet - multiplate
carburetor: Dell'Orto SI 20/20 D
venturi size: 20 mm
main jet: 116/100
slow running jet: 160/100
throttle valve: 6823.01
mixer tube: BE 3
atomiser: 280/100
starter jet: 60/100
ignition: contact breaker & coil
ignition timing: 21 deg. BTDC
voltage: 12 volt
 
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