Comparison of AJS Model 14 250 1963 and Velocette Mac 1955 [S]ave
| Attribute |  AJS Model 14 250 1963 × |  Velocette Mac 1955 × |
|---|---|---|
| General | ||
| Production from (year) | 1963 | 1955 |
| Make | AJS | Velocette |
| Model | AJS Model 14 250 | Velocette Mac |
| Category | Sport | Allround |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Twin, four-stroke |
| Fuel system | Carburettor | Carburettor |
| Displacement (cm³) | 248 | 349 |
| Power (kw) | 12.4 | 13.1 |
| Cooling system | Air | Air |
| Transmission type,final drive | Chain | Chain |
| Bore (mm) | 69.9 | 68 |
| Stroke (mm) | 64.9 | 96 |
| Gearbox | - | 4-speed |
| Fuel control | Overhead Valves (OHV) | Overhead Valves (OHV) |
| Clutch | Wet multiplate | - |
| Compression | 7.8:1 | - |
| Chassis | ||
| Front suspension | Telescopic | - |
| Rear suspension | Swingarm-two shocks | - |
| Front brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Diameter (mm) | 152 | 152 |
| Frame type | Open tubular steel | - |
| Front tyre | 3.25-17 | 3.25-19 |
| Rear tyre | 3.25-17 | 3.50-19 |
| Seat | Dual | Dual seat |
| Wheels | Spoked | - |
| Other | ||
| Starter | Kick | - |
| Color options |
| - |
| Dimensions | ||
| Wheelbase (mm) | 1,345 | 1,276 |
| Dry weight (kg) | 149 | 161 |
| Power/weight ratio | 0.0832 | 0.0814 |
| Performance | ||
| Fuel capacity (l) | 12.5 | - |
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