| MODEL | LAVERDA 650 PROTOTYPE 1967 |
| Year | 1967 |
| Engine Type | Four stroke, parallel twin cylinder |
| Displacement / Capacity | 653 cc |
| Bore X Stroke | 75 x 74 mm |
| Compression Ratio | 9.0:1 |
| Cooling System | Air cooled |
| Max Power | — |
| Max Torque | — |
| Ignition | — |
| Induction | 2x 28 mm Dell'Orto carburettors |
| Start System | Kick |
| TRANSMISSION SPECS | |
| Lubrication | — |
| Gear Box | 5 speed |
| Clutch | — |
| Final Drive | Chain |
| CHASSIS SPECS | |
| Frame | — |
| Front Suspension | Marzocchi telescopic forks |
| Rear Suspension | Swinging arm, dual shocks |
| Front Brakes | 2x 180 mm drum |
| Rear Brakes | Drum |
| DIMENSION SPECS | |
| Overall Length | — |
| Overall Width | — |
| Overall Height | — |
| Seat Height | — |
| Wheelbase | — |
| Ground Clearance | — |
| Dry Weight | — |
| Wet Weight | 218 kg |
| WHEEL SPECS | |
| Front Tyre | 3.50-18 |
| Rear Tyre | 4.00-18 |
| FUEL SYSTEM | |
| Fuel Capacity | — |
| Fuel Consumption | — |
| Top Speed | — |
The pre-production air-cooled 650 twin that Laverda showed to the public before the 650 went on sale in 1968. It was the starting point for the 750 twins that made the marque's name, with a five-speed box, drum brakes and Marzocchi forks.
