Comparison of CR&S VUN Underpowerd and Yamaha YZF-R6 R46 [S]ave
| Attribute |  CR&S VUN Underpowerd × |  Yamaha YZF-R6 R46 × |
|---|---|---|
| General | ||
| Production from (year) | 2008 | 2008 |
| Make | CR&S | Yamaha |
| Model | CR&S VUN Underpowerd | Yamaha YZF-R6 R46 |
| Category | Naked bike | Sport |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | In-line four, four-stroke |
| Valves per cylinder | 4 | - |
| Fuel system | Injection | Injection. Fuel Injection with YCC-T and YCC-I |
| Displacement (cm³) | 652 | 599 |
| Power (kw) | 21.2 | - |
| Cooling system | Liquid | Liquid |
| Transmission type,final drive | Chain | - |
| Torque (Nm) | 37 | - |
| Bore (mm) | 100 | 67 |
| Stroke (mm) | 83 | 42.5 |
| Gearbox | 5-speed | 6-speed |
| Fuel control | - | Double Overhead Cams/Twin Cam (DOHC) |
| Ignition | - | TCI |
| Compression | 9.7:1 | - |
| Chassis | ||
| Front suspension | Hydraulic fork | 41mm inverted fork |
| Rear suspension | Swingarm | Single shock |
| Front brakes | Single disc | Double disc |
| Rear brakes | Single disc | Single disc |
| Diameter (mm) | 220 | 220 |
| Frame type | Steel tubes and machined light alloy plates compound | - |
| Front tyre | 120/70-ZRX17 | 120/70-ZR17 |
| Rear tyre | 160/60-ZRX17 | 180/55-ZR17 |
| Front wheel travel (mm) | 120 | 102 |
| Rear wheel travel (mm) | 128 | 102 |
| Trail (mm) | - | 97 |
| Rake (fork angle) (degree) | - | 24 |
| Other | ||
| Starter | Electric | - |
| Dimensions | ||
| Wheelbase (mm) | 1,368 | 1,379 |
| Dry weight (kg) | 135 | 166 |
| Power/weight ratio | 0.157 | - |
| Overall length (mm) | 1,980 | 2,040 |
| Seat height (mm) | 800 | 851 |
| Ground clearance (mm) | 150 | - |
| Performance | ||
| Fuel capacity (l) | 14 | 17.41 |
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