S p e c s:

1959 - 1962
Made under license in France
engine: single cylinder, air cooled 2-stroke
induction: piston ported
bore: 54 mm
stroke: 54 mm
cubic capacity: 123.67 cc
compression ration: 6.3: 1
bhp at rpm: 4.5 @ 5000
lubrication:5%
transmission: 3 speed constant mesh
1st gear: 12.20: 1
2nd gear: 7.60: 1
3rd gear: 4.85: 1
cutch: wet - multiplate
carburetor: Unknown
 
ignition: contact breaker & coil
ignition timing: 28 deg. BTDC
breaker gap: 0.3 - 0.5 mm
voltage: 6 volt
wheels: 8"
tires: 3.50 x 8
max speed: 47 mph
 
Note: ACMA produced Vespas from 1951 to 1962 in Fourchambault, near Dijon, France. I have very little info on this bike but I understand it is almost identical to the Italian Vespa 125 (VNA1T).

Thanks to Jean-François Bourque for the info. If you have any other info please email me.

Serial numbers for this bike are as follows:

1959: 296000 to 311664
1960: 311665 to 324715
1961: 324716 to 346258

Thanks - Luc Penfold for the serial number info