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Allison AT-34 Mentor
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| Average conversion price: | $430,000 | |
| Engine make/model: | Allison 250B17F | |
| Horsepower for takeoff: | 450 | |
| TBO hours: | 3500 | |
| Fuel type: | Jet A, Jet A1, JP 5, JP 8, limited AvGas | |
| Propeller make/type: | 90-inch CS three-blade full-feather reversing | |
| Landing Gear type: | Tri./Retr. | |
| Gross weight (lbs.): | 3400 | |
| Max landing weight (lbs.): | 3400 | |
| Empty weight, std. (lbs.): | 2020 | |
| Useful load, std. (lbs.): | 1380 | |
| Fuel capacity, std. (gals.): | 114 | |
| Wingspan: | 32 ft. 10 in. | |
| Overall length: | 27 ft. 8 in. | |
| Height (ft.): | 10 | |
| Wing area (sq. ft.): | 177.6 | |
| Wing loading (lbs./sq. ft.): | 16.8 | |
| Power loading (lbs./hp.): | 7.6 | |
| Wheel track (in.): | 9 ft. 7 in. | |
| Wheel size (in.): | 6.00 x 6 main; 5.00 x 5 nose | |
| Seating capacity: | 2 | |
| Cabin doors: | 2 | |
| Cabin width (in.): | 25 | |
| Cabin height (in.): | 42 | |
| Baggage capacity (lbs.): | 220 | |
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PERFORMANCE
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| Cruise speed (kts.): | ||
| @12,000 ft.: | 200 | |
| @17,500 ft.: | 212 | |
| @23,000 ft.: | 195 | |
| Max range (with reserve) (calculated) (nm): | ||
| @12,000 ft.: | 664 | |
| @17,500 ft.: | 808 | |
| @23,000 ft.: | 912 | |
| Fuel consumption (gph): | ||
| @12,000 ft.: | 28 | |
| @17,500 ft.: | 25 | |
| @23,000 ft.: | 21 | |
| Estimated endurance (hrs, st fuel): | 4.7 | |
| Stall speed (gear, flaps up) (kts.): | 60 | |
| Stall speed (gear, flaps down) (kts.): | 55 | |
| Best rate of climb (sea level)(fpm): | 2500 | |
| Service ceiling (ft.): | 25,000 | |
| Takeoff ground roll (ft.): | 600 | |
| Landing ground roll (ft.): | 600 | |
| Landing over 50 ft. obstacle (ft.): | 670 | |
| All specs are standard unless noted otherwise | ||
