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THE AERONAUTICAL ENGINE WITH THE BEST POWER / WEIGHT RATIO
Motor can be ordered with clockwise or anticlockwise rotation
| POWER / WEIGHT RATIO [Hp/Kg (Hp/lbs)] |
1.55 (0.70) |
| MAXIMUM TORQUE [Nm (Ft-lbs)] | 217.5 (160.4) @ 4000rpm |
| MAXIMUM POWER [Hp (kW)] | 122.2 (91.1) @ 4000rpm |
- Type 4-cylinder boxer
- Dimensions L x W x H [mm (in)] 672 x 762 x 419 (26.46 x 30 x 16.5)
- Fuel Mo.GAS min. AKI 90, R.O.N. 95, M.O.N. 85, LL100
- Cooling System Liquid cooled with a mechanical pump
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Engine Data
| Model | SPIRIT 122 GEARED R/L |
| Type | 4 cylinder boxer |
| Displacement [cm3 (in3)] | 2201 (134) |
| Weight [Kg (lbs)] | 79 (174) dry (without accessories) |
| Dimension L x W x H [mm (in)] | 672 x 762 x 419 (26.46 x 30 x 16.5) |
| Stroke X Bore [mm (in)] | 81 x 93 (3.18 x 3.66) |
| Compression Rate | 10.3 ÷ 1 |
| Thermodynamic Cycle | 4 stroke fuel (Otto cycle) |
| Fuel | Mo.GAS min. AKI 90, R.O.N. 95, M.O.N. 85, LL100 |
| Cooling System | Liquid with mechanical pump |
| Lubrication | Semi-dry sump, pressure oil feed assisted with internal pump |
| Timing System | 2 valves per cylinder with S.O.H.C. (Single Over Head Camshaft) |
| Timing Driving System | Gear + chain with automatic chain tensioner |
Transmission
| Type | Gearbox with helical gear (separate lubrication) |
| Transmission Ratio | 1 ÷ 1.732 |
| Max Propeller Speed [rpm] | 2400 |
| Propeller Rotation | Right (R) or Left (L) |
| Damper | Elasto-dissipative with Active Damping Control (A.D.C.) |
| Optional | Integrated constant speed hydraulic governor |
ELECTRIC DATA
| Generator | Permanent magnet, oil cooled, 260W (12.5V-21A) |
| Starter | Electric 0.65kW with anti-kickback clutch |
| F.R.I.S. (Full Rendundancy Injection System) |
ECU with dual injection and ignition; altitude and temperature compensation; Limp Home strategy |
Performance
| Max Power [Hp (kW)] | 122.2 (91.1) @ 4050 rpm |
| Max Torque [Nm (Ft-lb)] | 217.5 (160.4) @ 4000 rpm |
| Max Continuous Power [Hp (kW)] | 110 (82) @ 4000 rpm |
| Max Engine Speed [rpm] | 4200 |
| Power/Weight [Hp/Kg (Hp/lbs)] | 1.55 (0.70) |
| Fuel Cons. [L/h (USgal/h)] | 18.5 (4.9) @ 75 Hp |
| TBO [h] | 2000 |
DIMENSIONS AND WEIGHT
| Weight [Kg (lbs)] |
79 (174) dry (without accessories) |
| Dimension L x W x H [mm (in)] |
672 x 762 x 419 (26.46 x 30 x 16.5) |
Fuel Consumption
| Fuel Cons. [L/h (USG/h)] |
18.5 (4.9) @ 75Hp |
Engine Data
| Model |
| SPIRIT 122 GEARED R/L |
| Type |
| 4 cylinder boxer |
| Displacement [cm3 (in3)] |
| 2201 (134) |
| Weight [Kg (lbs)] |
| 79 (174) dry (without accessories) |
| Dimension L x W x H [mm (in)] |
| 672 x 762 x 419 (26.46 x 30 x 16.5) |
| Stroke X Bore [mm (in)] |
| 81 x 93 (3.18 x 3.66) |
| Compression Rate |
| 10.3 ÷ 1 |
| Thermodynamic Cycle |
| 4 stroke fuel (Otto cycle) |
| Fuel |
| Mo.GAS min. AKI 90, R.O.N. 95, M.O.N. 85, LL100 |
| Cooling System |
| Liquid with mechanical pump |
| Lubrication |
| Semi-dry sump, pressure oil feed assisted with internal pump |
| Timing System |
| 2 valves per cylinder with S.O.H.C. (Single Over Head Camshaft) |
| Timing Driving System |
| Gear + chain with automatic chain tensioner |
Transmission
| Type |
| Gearbox with helical gear (separate lubrication) |
| Transmission Ratio |
| 1 ÷ 1.732 |
| Max Propeller Speed [rpm] |
| 2400 |
| Propeller Rotation |
| Right (R) or Left (L) |
| Damper |
| Elasto-dissipative with Active Damping Control (A.D.C.) |
| Optional |
| Integrated constant speed hydraulic governor |
ELECTRIC
| Generator |
| Permanent magnet, oil cooled, 260W (12.5V-21A) |
| Starter |
| Electric 0.65kW with anti-kickback clutch |
| F.R.I.S. (Full Rendundancy Injection System) |
| ECU with dual injection and ignition; altitude and temperature compensation; Limp Home strategy |
Performance
| Max Power [Hp (kW)] |
| 122.2 (91.1) @ 4050 rpm |
| Max Torque [Nm (Ft-lb)] |
| 217.5 (160.4) @ 4000 rpm |
| Max Continuous Power [Hp (kW)] |
| 110 (82) @ 4000 rpm |
| Max Engine Speed [rpm] |
| 4200 |
| Power/Weight [Hp/Kg (Hp/lbs)] |
| 1.55 (0.70) |
| Fuel Cons. [L/h (USgal/h)] |
| 18.5 (4.9) @ 75 Hp |
| TBO [h] |
| 2000 |
DIMENSIONS AND WEIGHT
| Weight [Kg (lbs)] |
| 79 (174) dry (without accessories) |
| Dimension L x W x H [mm (in)] |
| 672 x 762 x 419 (26.46 x 30 x 16.5) |
Fuel Consumption
| Fuel Cons. [L/h (USG/h)] |
| 18.5 (4.9) @ 75Hp |