1. Portfolio - Praveen
Illustration of my Passion
from the year 1996-2000

2. Lambretta scooter modification Objectives
• Reduce Weight
• Limit damage to vehicle during Accidents and
improve safety, Ergonomics for the riders
• Increase fuel efficiency
• Decrease exhaust emissions
• Trendy looks
• Easy to fabricate and modify using basic
tools and scrap available at Home
• Project budgeted cost $250

3. Original Scooter

4. Street racer design

5. Tourer design

6. Commuter Scooter design

7. Motorcycle scooter duo design

8. Basic modification

9. Practical approach($250 cost)

10. Stratified charge 2stroke engine
• Compressor injects fuel mixture near spark plug, no fuel
lost during scavenging = 100% < Fuel Efficiency

11. Results achieved
Before After
Weight =120 Kgs Weight = 90 Kgs
Fuel efficiency = 28 Km/L Fuel efficiency = 60 Km/L
Emissions CO = 2.4% Emissions CO = 1%
Repair cost after fall /
Minor accident = $ 75
Repair cost after fall /
Minor accident = Nil
Back ache after ride
duration of 1hr
No Back ache even after
3 hrs continuous riding
Maximum Speed =80
Km/hr
Maximum speed =100
km/hr

12. 4 seats to 2 seats Collapsible MUV

13. Rigid Light weight Tubular chassis

14. Compact CNC lathe

15. Less parts = Low cost