Rotax 277
| 277 | |
|---|---|
| Type | Piston aero-engine |
| National origin | Austria |
| Manufacturer | Rotax |
| Major applications | Ultralight aircraft |
The Rotax 277 is a 26 hp (19 kW), single-cylinder, two-stroke aircraft engine, that was built by BRP-Rotax GmbH & Co. KG of Austria for use in ultralight aircraft.[1][2]
Development
[edit source]The Rotax 277 features a single piston ported, air-cooled cylinder head and cylinder, utilizing either a fan or free air for cooling. Lubrication is pre-mixed fuel and oil. The 277 has a single Bosch flywheel magneto generator 12 volt ignition system and is equipped with a 36 mm Bing double float carburetor, with either a hand lever or cable choke.[1][2]
The Rotax 277 is no longer in production.[1]
Applications
[edit source]- Aces High Cuby I
- Advanced Aeromarine Buccaneer XA
- Aero Adventure Aventura UL
- Aerodyne Systems Vector
- Aerotique Parasol
- Aircore Cadet
- AmeriPlanes Mitchell Wing A-10
- Applebay Zia
- Avid Champion
- Bagalini Bagaliante
- Birdman Chinook WT-11
- Butterfly Banty
- Canaero Toucan
- Capella Javelin
- Carlson Sparrow
- Dart Skycycle
- Earthstar Thunder Gull
- Fisher Avenger
- Fisher FP-101
- Fisher FP-202 Koala
- Fisher FP-303
- Fisher FP-404
- Fisher FP-505 Skeeter
- Fisher FP-606 Sky Baby
- Flightstar
- Flying K Sky Raider
- Goldwing Ltd Goldwing
- Green Sky Adventures Micro Mong
- Hipp's Superbirds J-3 Kitten
- Hipp's Superbirds J-4 Sportster
- Hipp's Superbirds Reliant
- Howland H-3 Pegasus
- Hummel CA-2
- ISON Airbike
- JDT Hi-MAX
- Kolb Firefly
- Kolb Firestar
- Maxair Drifter
- Loehle Spad XIII
- Loehle Sport Parasol
- Mountaineer Trikes Mite-Lite
- Murphy JDM-8
- Piccard Eureka
- Raceair Skylite
- RagWing RW4 Midwing Sport
- Rans S-4 Coyote
- Rocky Mountain Wings Ridge Runner
- Skye Treck Skyseeker
- Sorrell Hiperlight
- Spartan DFS Trike
- Spectrum Beaver RX-28
- Stanton Sunbird
- Swallow Aeroplane Company Swallow A
- TEAM 1030R MAX-103
- Teratorn T/A
- Thor T/A
- Titan Tornado
- Ultra-Fab Sundowner
- US Aviation Cloud Dancer
- Wood Sky Pup
- V-STOL Solution
- Zenair Zipper
Specifications (277)
[edit source]Data from ROTAX 277 UL Data Sheet[1]
General characteristics
- Type: two-stroke air-cooled aeroengine
- Bore: 72 mm (2.83 in)
- Stroke: 66 mm (2.60 in)
- Displacement: 268.7 cc (16.40 cu in)
- Dry weight: 29.5 kg (65 lb) (complete including reduction drive and exhaust system)
Components
- Valvetrain: piston ports
- Fuel system: pneumatic pump pressurized
- Fuel type: premium unleaded autofuel
- Oil system: premixed in the fuel at 50:1
- Cooling system: fan or free air
Performance
- Power output: 19 kW (26 hp) at 6250 rpm
- Compression ratio: Theoretical 11.8, effective 6.7
- Power-to-weight ratio: 0.64 kW/kg (0.40 hp/lb)
See also
[edit source]References
[edit source]- 1 2 3 4 BRP-Rotax GmbH & Co. KG (n.d.). "ROTAX 277 UL - 26 hp Fan Cooled" (PDF). Retrieved 14 March 2009.
- 1 2 Raisner, William: LEAF catalog, pages 6-105. Leading Edge Airfoils, 1995.