| Attribute | Harley-Davidson Sport Twin 1922 × | Harley-Davidson Sport Twin 1921 × |
|---|---|---|
| General | ||
| Production from (year) | 1922 | 1921 |
| Make | Harley-Davidson | Harley-Davidson |
| Model | Harley-Davidson Sport Twin | Harley-Davidson Sport Twin |
| Category | Sport | Sport |
| Engine and transmission | ||
| Engine type | Twin, four-stroke | Twin, four-stroke |
| Fuel system | Carburettor | Carburettor |
| Displacement (cm³) | 590 | 590 |
| Cooling system | Air | Air |
| Transmission type,final drive | Chain | Chain |
| Bore (mm) | 69.9 | 69.9 |
| Stroke (mm) | 76.2 | 76.2 |
| Fuel control | Sidevalves | Sidevalves |
| Ignition | Magneto | Magneto |
| Clutch | Three speed | Three speed |
| Compression | 3.8:1 | 3.8:1 |
| Chassis | ||
| Front suspension | Trailing link with single downtube | Trailing link with single downtube |
| Rear suspension | Rigid | Rigid |
| Frame type | Tubular steel | Tubular steel |
| Front tyre | 3-26 | 3-26 |
| Rear tyre | 3-26 | 3-26 |
| Dimensions | ||
| Dry weight (kg) | 120 | 120 |
| Performance | ||
| Fuel capacity (l) | - | 10 |