Maintenance Data:
| Oil to Gas ratio: |
2 % or 50:1 |
| Sparkplug: |
NGK B7ES or Bosch 225-240 |
| Transmission Oil: |
Sae 90, 450gr (50cc) and 620 gr (75cc) |
| Timing (50cc): |
20-22 degrees or 1.6 - 2.1mm before TDC |
Carburetor & Jetting
| 50cc SHA 14/12 |
main jet: 52 |
| 75cc SH 1/20 |
main jet: 68 Idle jet: 45 |
Maintenance Data:
Carburetor & Jetting:
Maintenance Data:
Carburetor & Jetting:
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Production Data
50 Lui C-CL produced from Mar 1968 to June 1969. 27,812 units. VIN begin at 575,001.
75 Lui S-SL produced from Aug 1968 until Dec 1970. 9,402 units. VIN begin at 650,001.
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Model Idenifications
50 Lui C-CL
First Version early 1969
"Lambretta" script on the left side of the legshield above the "50c" or "50 cl" badge, stiletto levers. |
Second Version early 1969 until the end of Production
The "Lambretta" badge is eliminated from the Legshield and is replaced with the "Lui" badge in the center and, in some cases, a small "Lambretta" badge is placed below the oval "i" badge. Ball end levers are installed. |
75 Lui S-SL
First Version early 1969
Stiletto levers used. |
Second Version Until the end of Production
Ball-end levers used. |
Model Idenifications
Model Idenifications
Paint Schemes
50 C
All the same color, Bone White 8082 with the exception of the wheel hubs, wheels, centerstand, rear brake pedal and cylinder shroud which were painted Aluminum 8081.
The seat frame and latch were painted gloss black while the cylinder cover was flat black.
50 CL
All the same color, Orange 8037 or Apple Green 8039 or Turquoise 8016 centerstand, rear brake pedal and cylinder shroud which were painted Aluminum 8081.
The seat frame and latch were painted gloss black while the cylinder cover was flat black.
75 S-SL
All the same color, Metallic Grey 8060 or Ochre 8080 with the exception of the wheels, hubs, centerstand and rear brake pedal which were all painted Fiat Aluminum 690.
The engine case cover and handlebars are painted Aluminum 8081.
The seat frame and latch were painted gloss black while the cylinder cover, license plate holder, tail light and two exhaust grills are flat black.
Paint Schemes
Paint Schemes
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