Comparison of Polini XP 4 Street 50 2010 and Polini XP 65 R 2006 [S]ave
| Attribute |  Polini XP 4 Street 50 2010 × |  Polini XP 65 R 2006 × |
|---|---|---|
| General | ||
| Production from (year) | 2010 | 2006 |
| Make | Polini | Polini |
| Model | Polini XP 4 Street 50 | Polini XP 65 R |
| Category | Super motard | Minibike, cross |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, two-stroke |
| Fuel system | Carburettor. Mikuni 16 | Carburettor. Mikuni 24 |
| Displacement (cm³) | 49 | 64.9 |
| Cooling system | Air | Liquid |
| Transmission type,final drive | Chain | Chain |
| Bore (mm) | 39 | 45 |
| Stroke (mm) | 41 | 40.8 |
| Gearbox | 4-speed | 6-speed |
| Ignition | Electronic | - |
| Clutch | Multidisc in oilbath | - |
| Lubrication system | - | 2% oil mixture |
| Compression | 9.5:1 | 14.2:1 |
| Chassis | ||
| Front suspension | Hydraulic fork 33mm | - |
| Rear suspension | Adjustable monoshock | - |
| Front brakes | Single disc | Expanding brake (drum brake) |
| Rear brakes | Single disc | Expanding brake (drum brake) |
| Diameter (mm) | 150 | 140 |
| Frame type | - | Steel |
| Front tyre | 3.50-10 | 60/100-14 |
| Rear tyre | 3.50-10 | 80/100-12 |
| Other | ||
| Starter | Electric & kick | Kick |
| Color options |
| - |
| Dimensions | ||
| Wheelbase (mm) | 1,150 | 1,145 |
| Dry weight (kg) | 68 | 56 |
| Seat height (mm) | 790 | 790 |
| Performance | ||
| Fuel capacity (l) | 3 | 3 |
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