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THE AERONAUTICAL ENGINE WITH THE BEST POWER / WEIGHT RATIO
Motor can be ordered with clockwise or anticlockwise rotation
| MAX POWER | 140 (102.9) @4200rpm |
| [kW (Hp)] | |
| MAX TORQUE | 267 (197) @3000rpm |
| [Nm (lb-ft)] | |
| POWER/WEIGHT RATIO | 1.62 (0.73) |
| [Hp/Kg (Hp/lb)] |
- Type: 4-cylinder boxer
- Fuel: Mo.GAS min. AKI 90, R.O.N. 95, M.O.N. 85, LL100
- Cooling System: liquid cooled with mechanical pump
- Engine Control: double injection and ignition system
- T.B.O. [h]: 2000
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Engine Data
| Model/Code | SPIRIT 140 PSRU / W021 (left rotation) – W022 (right rotation) |
| Type | 4 cylinder boxer – 4 stroke fuel (Otto cycle) |
| Displacement [cm3 (in3)] | 2545 (155) |
| Weight [Kg (lbs)] | 86.5 (190.7) dry (without accessories) |
| Dimension L x W x H [mm (in)] | 673 x 749 x 419 (26.5 x 29.49 x 16.5) |
| Stroke X Bore [mm (in)] | 81 x 100 (3.18 x 3.93) |
| Compression Rate | 10.1 ÷ 1 |
| 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 |
| Pre-installed Accessories (included in the weight) | Engine wiring loom, voltage regulator, start relay, dampers, ignition coils, cooling expansion tank |
Transmission
| Type | Gearbox with helical gear (separate lubrication) |
| Transmission Ratio | 1 ÷ 1.732 |
| Max Propeller Speed [rpm] | 2450 |
| 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) |
| Optional Generator | 750W (12,5V -60A); 2250W (12,5V -90A); 2250W (25V – 180A) |
| 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 |
| CAN Data Transmission | CAN Aerospace protocol |
| Max Power [kW (Hp)] | 103 (140) @ 4200 rpm |
| Max Torque [Nm (lb-ft)] | 267 (197) @ 3000 rpm |
| Max Continuous Power [kW (Hp)] | 91.9 (125) |
| Max Engine Speed [rpm] | 4250 |
| Power/Weight [Hp/Kg (Hp/lb)] | 1.62 (0.73) |
| Fuel Cons. [Kg/h (lb/h)] | 12.6 (27.8) @ 75 Hp |
| TBO [h] | 2000 |
| Weight [Kg (lb)] |
86.5 (190.7) dry (without accessories)
|
| Dimension L x W x H [mm (in)] | 673 x 749 x 419 (26.5 x 29.49 x 16.5) |
| Take off Consumption [Kg/h (lb/h)] | 23.1 (50.9) @ 140 Hp |
| At Max Continuous Power [Kg/h (lb/h)] | 20.1 (44.3) @ 125 Hp |
| At 75% [Kg/h (lb/h)] | 15.9 (35.1) @ 105 Hp |
| At 65% [Kg/h (lb/h)] | 14.2 (31.3) @ 91 Hp |
| At 55% [Kg/h (lb/h)] | 12.8 (28.2) @ 77 Hp |
| Model |
| SPIRIT 140 GEARED R/L |
| Type |
| 4 cylinder boxer – 4 stroke fuel (Otto cycle) |
| Displacement [cm3 (in3)] |
| 2545 (155) |
| Weight [Kg (lbs)] |
| 86.5 (190.7) dry (without accessories) |
| Dimension L x W x H [mm (in)] |
| 673 x 749 x 419 (26.5 x 29.49 x 16.5) |
| Stroke X Bore [mm (in)] |
| 81 x 100 (3.18 x 3.93) |
| Compression Rate |
| 10.1 ÷ 1 |
| 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 |
| Pre-installed Accessories (included in the weight) |
| Engine wiring loom, voltage regulator, start relay, dampers, ignition coils, cooling expansion tank |
Transmission
| Type |
| Gearbox with helical gear (separate lubrication) |
| Transmission Ratio |
| 1 ÷ 1.732 |
| Max Propeller Speed [rpm] |
| 2450 |
| 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) |
| Optional Generator |
| 750W (12,5V -60A); 2250W (12,5V -90A); 2250W (25V – 180A) |
| 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 |
| CAN Data Transmission |
| CAN Aerospace protocol |
| Max Power [kW (Hp)] |
| 103 (140) @ 4200 rpm |
| Max Torque [Nm (lb-ft)] |
| 267 (197) @ 3000 rpm |
| Max Continuous Power [kW (Hp)] |
| 91.9 (125) |
| Max Engine Speed [rpm] |
| 4250 |
| Power/Weight [Hp/Kg (Hp/lb)] |
| 1.62 (0.73) |
| Fuel Cons. [Kg/h (lb/h)] |
| 12.6 (27.8) @ 75 Hp |
| TBO [h] |
| 2000 |
| Weight [Kg (lb)] |
| 86.5 (190.7) dry (without accessories) |
| Dimension L x W x H [mm (in)] |
| 673 x 749 x 419 (26.5 x 29.49 x 16.5) |
| At Take Off [Kg/h (lb/h)] |
| 23.1 (50.9) @ 140 Hp |
| At Max Continuous Power [Kg/h (lb/h)] |
| 20.1 (44.3) @ 125 Hp |
| At 75% [Kg/h (lb/h)] |
| 15.9 (35.1) @ 105 Hp |
| At 65% [Kg/h (lb/h)] |
| 14.2 (31.3) @ 91 Hp |
| At 55% [Kg/h (lb/h)] |
| 12.8 (28.2) @ 77 Hp |