S p e c s: 150 LDA Series III
1957 - 1958
amount produced: 4,076
engine: single
cylinder, air cooled 2-stroke
induction: piston ported
bore: 57
mm
stroke: 58
mm
cubic capacity: 148 cc
bhp at rpm: 6 @ 4600
transmission: 3 speed (hand change)
1st gear: 12.9: 1
2nd gear: 7.5: 1
3rd gear: 4.75: 1
lubrication: unknown
carburetor: Dell'Orto MA 19 B4
choke:
19 mm
main jet: 72
throttle valve: N75
atomizer: 255B
starter jet: 50 (before engine no 8200)
starter jet: 75 (after engine no 8201)
needle:
D3
needle position: no. 2
ignition: contact breaker & points
ignition timing: unknown
voltage:
12 volt
battery:
12v - ??ah (electric start)
wheels:
8"
wheel hubs: cast
tires: 4.00
x 8
max speed: 49 mph
total dry weight: 242 lbs
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The LDA Series II and III were the only Italian Lambrettas made with an
12V electric start system. A small motor was attached to the right hand
side of the motor swing arm. - see pic below.
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