Rotax 277
Austrian two-stroke aircraft engine
title: "Rotax 277" type: doc version: 1 created: 2026-02-28 author: "Wikipedia contributors" status: active scope: public tags: ["air-cooled-aircraft-piston-engines", "rotax-engines", "two-stroke-aircraft-piston-engines"] description: "Austrian two-stroke aircraft engine" topic_path: "general/air-cooled-aircraft-piston-engines" source: "https://en.wikipedia.org/wiki/Rotax_277" license: "CC BY-SA 4.0" wikipedia_page_id: 0 wikipedia_revision_id: 0
::summary Austrian two-stroke aircraft engine ::
::data[format=table title="infobox aero engine"]
| Field | Value |
|---|---|
| name | 277 |
| engine_type | Piston aero-engine |
| manufacturer | Rotax |
| national_origin | Austria |
| major_applications | Ultralight aircraft |
| :: |
| name=277 | image= | caption= |engine_type=Piston aero-engine |manufacturer=Rotax |national_origin=Austria |first_run= |major_applications=Ultralight aircraft |produced= |number_built= |developed_from= |variants_with_their_own_articles=
The Rotax 277 is a 26 hp, single-cylinder, two-stroke aircraft engine, that was built by BRP-Rotax GmbH & Co. KG of Austria for use in ultralight aircraft.
Development
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.
The Rotax 277 is no longer in production.
Applications
- 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)
and start a new, fully formatted line with -- |ref=ROTAX 277 UL Data Sheet |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) |length= |diameter= |width= |height= |weight=29.5 kg (65 lb) (complete including reduction drive and exhaust system) |valvetrain=piston ports |supercharger= |turbocharger= |fuelsystem=pneumatic pump pressurized |fueltype=premium unleaded autofuel |oilsystem=premixed in the fuel at 50:1 |coolingsystem=fan or free air |power=19 kW (26 hp) at 6250 rpm |specpower= |compression=Theoretical 11.8, effective 6.7 |fuelcon= |specfuelcon= |oilcon= |power/weight=0.64 kW/kg (0.40 hp/lb) |designer= |reduction_gear= |general_other= |components_other= |performance_other=
References
References
- [[Rotax. (n.d.). "ROTAX 277 UL - 26 hp Fan Cooled".
- Raisner, William: ''LEAF catalog'', pages 6-105. Leading Edge Airfoils, 1995.
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