| Manufacturer | Benson |
| Model | B-8 Gyro-Glider |
| Modification | B-8M |
| Country | USA |
| Years | 1954 |
| Type | Helicopter |
| Main rotor diameter | 6.91 m |
| Tail rotor diameter | - |
| Wingspan | 9.75 m |
| Length | 3.43 m |
| Height | 1.91 m |
| Wing area | - |
| Zero fuel weight | - |
| Empty weight | 112 kg |
| Maximum takeoff weight | 250 kg |
| Normal takeoff weight | - |
| Flight duration | - |
| Engine | 1 McCulloch 4318 |
| Power | 1 x 72 HP |
| Thrust | - |
| Maximum speed | - |
| Cruising speed | 135 km/h |
| Rate of climb | - |
| Practical range | 137 km |
| Service ceiling | 4600 m |
| Hovering ceiling | - |
| Crew | 1 |
