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S p e c s: VBB2T
1962 - 1967
engine: single
cylinder, air cooled 2-stroke
barrel:
2 transfer ports
induction: disc valve
bore: 57
mm
stroke: 57
mm
cubic capacity: 145.5 cc
compression ration: 6.5: 1
bhp at rpm: 5.5 @ 5000
lubrication:2%
transmission: 4 speed constant mesh
primary drive: 22/67
1st gear: 13.35: 1
2nd gear: 9.32: 1
3rd gear: 6.64: 1
4th gear: 4.73: 1
clutch: wet
- multiplate
carburetor: Dell'Orto SI 20/17C
main jet: 100
slow running jet: 42
diffuser: BE/1
main air bleed: 185
throttle valve: No 7.0
ignition: contact breaker & coil
ignition timing: 28 deg. BTDC
breaker gap: 0.3 - 0.5 mm
voltage:
6 volt
max stator output: 6v - 50w
wheels:
8"
wheel hubs: cast w/cooling fins
tires:3.00
x 8
click for the VBB2T electrical page
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