| Attribute | Hercules K 103 S 1969 × | Hercules K 103 1962 × |
|---|---|---|
| General | ||
| Production from (year) | 1969 | 1962 |
| Make | Hercules | Hercules |
| Model | Hercules K 103 S | Hercules K 103 |
| Category | Sport | Sport |
| Engine and transmission | ||
| Engine type | Single cylinder, two-stroke | Single cylinder, two-stroke |
| Fuel system | Carburettor. Bing 22mm | Carburettor. Bing 22mm |
| Displacement (cm³) | 97 | 97 |
| Power (kw) | 6 | 5.1 |
| Cooling system | Air | Air |
| Transmission type,final drive | Chain | Chain |
| Bore (mm) | 48 | 48 |
| Stroke (mm) | 54 | 54 |
| Chassis | ||
| Rear suspension | Swingarm | Swingarm |
| Front brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Frame type | Single cradle | Single cradle |
| Front tyre | 2.75-21 | 3-16 |
| Rear tyre | 2.75-21 | 3-16 |
| Seat | Dual | Dual |
| Wheels | Spoked | Spoked |
| Dimensions | ||
| Dry weight (kg) | 99 | 99 |
| Power/weight ratio | 0.0606 | 0.0515 |
| Performance | ||
| Top speed (km/h) | 95 | 90 |