22 June. Monday 2026
Polini 911 GP 3 Junior - 2005 Specifications and Reviews
The 2005 Polini 911 GP 3 Junior is a lightweight sport minibike designed for young and novice riders seeking entry-level racing experience. Its compact 39cc engine delivers 4.2 horsepower with excellent handling characteristics, making it ideal for developing fundamental motorcycle skills on track or in competition environments.
2005
Engine and Transmission Specifications | |
| Clutch | Dry with centrifugal counter weights |
| Cooling system | Air |
| Ignition | Electronic |
| Fuel system | Carburettor |
| Bore x stroke | 36.0 x 39.0 mm (1.4 x 1.5 inches) |
| Compression | 16.5:1 |
| Power | 4.20 |
| Stroke | 2 |
| Engine type | Single cylinder |
| Capacity: | 39.69 ccm (2.42 cubic inches) |
Physical measures and capacities | |
| Overall length | 940 mm (37.0 inches) |
| Seat height | 395 mm (15.6 inches) If adjustable, lowest setting. |
| Dry weight | 20.5 kg (45.2 pounds) |
| | |
Polini 911 GP 3 Junior dimensions and frame | |
| Rear brakes | Single disc |
| Front brakes | Single disc |
| Frame type | Lattice tubular frame |
| | |
Speed and acceleration | |
| Power/weight ratio | 0.2049 HP/kg |
| Category | Minibike, sport |
| Year | 2005 |
| Model | Polini 911 GP 3 Junior |
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