S p e c s: VMX5T

1983 - 1984
engine: single cylinder, air cooled 2-stroke
induction: disc valve
bore: 55 mm
stroke: 51 mm
cubic capacity: 121.17cc
compression ratio: 9.5: 1
bhp at rpm:
lubrication: 2%
transmission: 4 speed constant mesh
1st gear: 1: 14.74
2nd gear: 1: 9.80
3rd gear: 1: 7.06
4th gear: 1: 5.31
clutch: wet - multiplate
carburetor: Dell'Orto SHB 19/19E
venturi size: 19 mm
main jet: 76/100
slow running jet: 42/100
throttle valve: 10569.03.64
mixer tube: 175/100
atomiser: 150/100
starter jet: 60/100
ignition: both points & electronic models
ignition timing: 19 degrees BTDC
voltage: both 6V & 12V models
wheels: 10" cast w/cooling fins
tires: 3.00 x10
max speed: 56 mph/ 90 kmh
total dry weight: 182 lbs/ 87 kg