| SU-31 Specifications |
|
| Length | 22.7 ft. |
| Height | 9.1 ft. |
| Wingspan | 27 ft. |
| Engine (Radial) | 360+ hp |
| LG Track | 8.0 ft. |
| Wheel Base | 16.0 ft. |
| Empty Weight | 1,650 lbs. |
| Max Load | 770 lbs. |
| Gross Weight | 2,420 lbs. |
| Fuel, fuselage | 129.3 lbs., 20.5 gals. |
| Fuel, wing | 351.5 lbs., 55.8 gals. |
| Fuel, total | 480.8 lbs, 76.3 gals. |
| Oil | 11 liters |
| aerobatic, 20 lbs. | |
| Smoke | 8.4 gals., 57 lbs. |
| G limits | +12 -10 |
| Spar factory test | +- 23 |
| Roll rate | 400° sec. |
| Rate of climb | 3,543 fpm |
| Cruise speed | |
| High speed | 185 mph |
| Long range | 130 mph |
| Stall speed | 66 mph |
| Vne | 279 mph |
| Vmo | 241 mph |
| Va | 229 mph |
| Takeoff run @ sl minimum weight |
|
