| MODEL | VESPA 150 SPRINT 1965 - 76 |
| Year | 1965 - 76 |
| Engine Type | Two stroke, single cylinder |
| Displacement / Capacity | 145.5 cc / 8.9 cu in |
| Bore X Stroke | 57 x 57 mm |
| Compression Ratio | 7.5:1 (Veloce 7.7:1) |
| Cooling System | Air cooled, forced |
| Max Power | 5.7 kW / 7.7 hp @ 5000 rpm |
| Max Torque | — |
| Ignition | Coil, contact breaker points |
| Induction | Rotary valve, Dell'Orto SI 20/15D carburettor |
| Start System | Kick start |
| TRANSMISSION SPECS | |
| Lubrication | Premix 1:50 |
| Gear Box | 4 speed, grip-shift, constant mesh |
| Clutch | Wet, multiplate |
| Final Drive | Direct drive |
| CHASSIS SPECS | |
| Frame | Pressed sheet steel, streamlined monocoque structure |
| Front Suspension | Mono shock, trailing arm |
| Rear Suspension | Coil spring with damper |
| Front Brakes | 125 mm drum |
| Rear Brakes | 127 mm drum |
| DIMENSION SPECS | |
| Overall Length | 1770 mm / 69.7 in |
| Overall Width | 670 mm / 26.4 in |
| Overall Height | — |
| Seat Height | 810 mm / 31.9 in |
| Wheelbase | 1200 mm / 47.2 in |
| Ground Clearance | — |
| Dry Weight | 89 kg / 196 lbs |
| Wet Weight | — |
| WHEEL SPECS | |
| Front Tyre | 3.5 x 10 in |
| Rear Tyre | 3.5 x 10 in |
| FUEL SYSTEM | |
| Fuel Capacity | 7.7 Litres / 2.1 US gal |
| Fuel Consumption | 2.8 L/100 km / 84 US mpg |
| Top Speed | 95 km/h / 59 mph |
Photo: Montesita, CC BY-SA 4.0, via Wikimedia Commons
Photo: Lothar Spurzem, CC BY-SA 2.0 de, via Wikimedia Commons
The Sprint was the sporty 150 of Piaggio's new small-frame generation, with rotary-valve induction and a trailing-link front end. The Veloce followed in 1969 with a third transfer port and higher compression. The design was also licensed to Bajaj in India, where it lived on as the Chetak.
