Sauer S 2500
The Sauer S 2500 is a family of four stroke aircraft engines certified according to JAR 22-H (CS-22 subpart H)[1][2]
| Sauer S 2500 | |
|---|---|
| Type | Horizontally opposed piston aircraft engine |
| National origin | Germany |
| Manufacturer | Sauer Flugmotorenbau GmbH |
| Major applications | Motorgliders and light aircraft |
| Developed from | Wasserboxer |
Design and development
The engine is based on the Wasserboxer, extensively modified for aircraft use and all the parts are custom made.[1] They are certified according to CS-22 subpart H[2][3] and can therefore be used in motorgliders and light aircraft that are certified as CS-VLA[4] and CS-LSA[5]
Variants
- Sauer S 2500-1-DS1
- Sauer S 2500-1-TS1
- Sauer S 2500-1-HS1
- Sauer S 2500-1-FS1
- Sauer S 2500 T
- A 126 hp (94 kW) turbocharged version no longer available and unknown if it ever was available commercially.
Specifications
Components
- Valvetrain: Single overhead exhaust valve, single overhead inlet valve per cylinder
- Fuel system: Bing carburetor with altitude compensation
- Fuel type: min 98 RON
- Cooling system: Air-cooled
Performance
- Power output: 94hp at 3000 rpm, 100hp at 3200 rpm (S 2500-1-FS1)
- Compression ratio: 8.8:1
References
- Sauer Flugmotorenbau GmbH
- EASA, CS-22
- LBA 4580, LBA
- CS-VLA, CS-VLA
- CS-LSA, CS-LSA
External links
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