Comparison of BSA A65 Star 1962 and BSA Y13 1936 [S]ave
| Attribute |  BSA Y13 1936 × |  BSA A65 Star 1962 × |
|---|---|---|
| General | ||
| Production from (year) | 1936 | 1962 |
| Make | BSA | BSA |
| Model | BSA Y13 | BSA A65 Star |
| Category | Cross / motocross | Sport |
| Engine and transmission | ||
| Engine type | Twin, four-stroke | Twin, four-stroke |
| Fuel system | Carburettor. Amal monoblock | Carburettor. Amal |
| Displacement (cm³) | 748 | 654 |
| Power (kw) | 14.2 | 39.4 |
| Cooling system | Air | Air |
| Transmission type,final drive | Chain | Chain |
| Bore (mm) | 71 | - |
| Stroke (mm) | 94 | - |
| Fuel control | Overhead Valves (OHV) | Overhead Valves (OHV) |
| Ignition | Lucas | - |
| Clutch | Multiplate dry | - |
| Lubrication system | Dry sump | - |
| Chassis | ||
| Front suspension | - | Telescopic |
| Rear suspension | - | Swingarm with coil-over shocks |
| Front brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Diameter (mm) | 7 | - |
| Frame type | Duplex cradle | - |
| Front tyre | 4.00-18 | - |
| Rear tyre | 4.00-18 | - |
| Seat | - | Dual seat |
| Dimensions | ||
| Wheelbase (mm) | 1,372 | 1,400 |
| Performance | ||
| Fuel capacity (l) | 17 | 15.14 |
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