Rolls-Royce 250-C300/A1
351 aircraft on the U.S. register carry a Rolls-Royce 250-C300/A1 engine, rated at about 300 horsepower. The Robinson R66 is the model most often fitted with it (351 aircraft). The aircraft carrying it were built between 2011 and 2026.
The FAA records engines by code, usually at the level of a series ("O-320 series") rather than the exact variant; this page gathers every FAA code that reads as Rolls-Royce 250-C300/A1. FAA spelling: 250-C300/A1.
Where they are owner's state
Texas76Florida24California23Delaware19Montana15Utah14Alaska14Wyoming11Illinois11Idaho10
Kind of aircraft
Helicopters351 (100%)
When the aircraft were built by decade
Connections how this engine series links to the rest of the register
Fitted to
- Robinson R66 351 with this engine series
Where they are
- Texas 76 of these aircraft
- Florida 24 of these aircraft
- California 23 of these aircraft
- Delaware 19 of these aircraft
- Montana 15 of these aircraft
Biggest operators
- Higgins Leasing INC 38 of these aircraft
- Robinson Helicopter CO 8 of these aircraft
- Tvpx Aircraft Solutions INC Trustee 4 of these aircraft
- Emerald City Aircraft Leasing INC 4 of these aircraft
Analytics
These connections as data: /graph/engine/rolls-royce-250-c300-a1.json · about the eFlight graph.
Aircraft newest certificates first · 351
| Tail no. | Maker and model | Group | Owner and base | Certificate | Registered | Status |
|---|---|---|---|---|---|---|
| N7033G | Robinson Helicopter R66 |
Helicopter | Wasatch Aviation 1 LLC Rupert, Idaho |
Restricted | 2026-10-04 | ValidFAA registration status code V: Valid registration. All codes |
| N84TS | Robinson Helicopter R66 |
Helicopter | R & R Plane LLC Lewiston, Idaho |
Standard | 2026-10-02 | ValidFAA registration status code V: Valid registration. All codes |
| N7078B | Robinson Helicopter R66 |
Helicopter | Hammond Helicopter LLC Nephi, Utah |
Multiple | 2026-09-12 | ValidFAA registration status code V: Valid registration. All codes |
| N900FM | Robinson Helicopter R66 |
Helicopter | Hammond Helicopter LLC Nephi, Utah |
Standard | 2026-09-12 | ValidFAA registration status code V: Valid registration. All codes |
| N232KM | Robinson Helicopter R66 |
Helicopter | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2026-08-27 | ValidFAA registration status code V: Valid registration. All codes |
| N321PD | Robinson Helicopter R66 |
Helicopter | K&D Aviation LLC Durant, Oklahoma |
Standard | 2026-08-19 | ValidFAA registration status code V: Valid registration. All codes |
| N566ZZ | Robinson Helicopter R66 |
Helicopter | Individual owner Florida |
Standard | 2026-08-05 | ValidFAA registration status code V: Valid registration. All codes |
| N911RS | Robinson Helicopter R66 |
Helicopter | Standard | 2026-08-02 | ValidFAA registration status code V: Valid registration. All codes | |
| N66KN | Robinson Helicopter R66 |
Helicopter | International Air Services INC Trustee Carson City, Nevada |
Standard | 2026-07-31 | ValidFAA registration status code V: Valid registration. All codes |
| N5079H | Robinson Helicopter R66 |
Helicopter | Higgins Leasing INC The Woodlands, Texas |
Standard | 2026-07-30 | ValidFAA registration status code V: Valid registration. All codes |
| N4007Y | Robinson Helicopter R66 |
Helicopter | Angal Motorhome LLC Missoula, Montana |
Standard | 2026-07-27 | ValidFAA registration status code V: Valid registration. All codes |
| N7098D | Robinson Helicopter R66 |
Helicopter | Qm Services LLC Tuscarora, Nevada |
Standard | 2026-07-12 | ValidFAA registration status code V: Valid registration. All codes |
| N529RR | Robinson Helicopter R66 |
Helicopter | Circle C Aviation LLC Okeechobee, Florida |
Standard | 2026-07-09 | ValidFAA registration status code V: Valid registration. All codes |
| N67CF | Robinson Helicopter R66 |
Helicopter | Rugged Flightworks LLC Logan, Utah |
Standard | 2026-06-24 | ValidFAA registration status code V: Valid registration. All codes |
| N376AK | Robinson Helicopter R66 |
Helicopter | Alpha Aviation LLC Anchorage, Alaska |
Standard | 2026-06-17 | ValidFAA registration status code V: Valid registration. All codes |
| N866AG | Robinson Helicopter R66 |
Helicopter | Ed LLC Miami, Florida |
Standard | 2026-06-16 | ValidFAA registration status code V: Valid registration. All codes |
| N660TS | Robinson Helicopter R66 |
Helicopter | Osprey Leasing LLC Ponte Vedra Beach, Florida |
Standard | 2026-06-10 | ValidFAA registration status code V: Valid registration. All codes |
| N466DB | Robinson Helicopter R66 |
Helicopter | AG Farmacy Applications LLC Erie, Illinois |
Experimental | 2026-06-01 | ValidFAA registration status code V: Valid registration. All codes |
| N4036M | Robinson Helicopter R66 |
Helicopter | Griffin Ranch LLC Arlington, Texas |
Standard | 2026-05-26 | ValidFAA registration status code V: Valid registration. All codes |
| N660LH | Robinson Helicopter R66 |
Helicopter | Blacklist LLC Knoxville, Iowa |
Multiple | 2026-05-25 | ValidFAA registration status code V: Valid registration. All codes |
| N266AG | Robinson Helicopter R66 |
Helicopter | AG Farmacy Applications LLC Erie, Illinois |
Multiple | 2026-05-23 | ValidFAA registration status code V: Valid registration. All codes |
| N818WG | Robinson Helicopter R66 |
Helicopter | Terra Ranch Holdings LLC Goldthwaite, Texas |
Standard | 2026-05-16 | ValidFAA registration status code V: Valid registration. All codes |
| N321DE | Robinson Helicopter R66 |
Helicopter | Delta Echo LLC Medford, Oregon |
Standard | 2026-05-13 | ValidFAA registration status code V: Valid registration. All codes |
| N5766H | Robinson Helicopter R66 |
Helicopter | Higgins Leasing INC The Woodlands, Texas |
Standard | 2026-05-11 | ValidFAA registration status code V: Valid registration. All codes |
| N417AF | Robinson Helicopter R66 |
Helicopter | Individual owner Oklahoma |
Standard | 2026-04-30 | ValidFAA registration status code V: Valid registration. All codes |
| N5089H | Robinson Helicopter R66 |
Helicopter | Higgins Leasing INC Spring, Texas |
Standard | 2026-04-20 | ValidFAA registration status code V: Valid registration. All codes |
| N5090H | Robinson Helicopter R66 |
Helicopter | Higgins Leasing INC Spring, Texas |
Standard | 2026-04-20 | ValidFAA registration status code V: Valid registration. All codes |
| N466LA | Robinson Helicopter R66 |
Helicopter | Flying M Aviation LLC Corpus Christi, Texas |
Standard | 2026-03-30 | ValidFAA registration status code V: Valid registration. All codes |
| N133LG | Robinson Helicopter R66 |
Helicopter | Co-owned owner New Hampshire |
Standard | 2026-03-26 | ValidFAA registration status code V: Valid registration. All codes |
| N26TW | Robinson Helicopter R66 |
Helicopter | Stirn Aviation LLC Los Angeles, California |
Standard | 2026-03-24 | ValidFAA registration status code V: Valid registration. All codes |
| N66LP | Robinson Helicopter R66 |
Helicopter | Choppershot Aviation LLC Carmel, Indiana |
Standard | 2026-03-12 | ValidFAA registration status code V: Valid registration. All codes |
| N672CG | Robinson Helicopter R66 |
Helicopter | Stuckey Connections LLC Magnolia, Texas |
Standard | 2026-03-11 | ValidFAA registration status code V: Valid registration. All codes |
| N44829 | Robinson Helicopter R66 |
Helicopter | Valiair Limited Company Trustee Casper, Wyoming |
Standard | 2026-03-04 | ValidFAA registration status code V: Valid registration. All codes |
| N249LS | Robinson Helicopter R66 |
Helicopter | R66 and Cattle LLC Grapevine, Texas |
Standard | 2026-03-03 | ValidFAA registration status code V: Valid registration. All codes |
| N664PS | Robinson Helicopter R66 |
Helicopter | Dr Rotors LLC Mccall, Idaho |
Standard | 2026-02-28 | ValidFAA registration status code V: Valid registration. All codes |
| N40RL | Robinson Helicopter R66 |
Helicopter | Nordwald Aviation Services LLC Mexico, Missouri |
Standard | 2026-02-21 | ValidFAA registration status code V: Valid registration. All codes |
| N40AV | Robinson Helicopter R66 |
Helicopter | International Air Services INC Trustee Carson City, Nevada |
Standard | 2026-02-13 | ValidFAA registration status code V: Valid registration. All codes |
| N377AJ | Robinson Helicopter R66 |
Helicopter | Alfa-Romeo LLC Anchorage, Alaska |
Standard | 2026-02-12 | ValidFAA registration status code V: Valid registration. All codes |
| N316HF | Robinson Helicopter R66 |
Helicopter | Boedeker Flying Service East LLC Childress, Texas |
Standard | 2026-02-10 | ValidFAA registration status code V: Valid registration. All codes |
| N903BM | Robinson Helicopter R66 |
Helicopter | All Her Fault LLC Fairbanks, Alaska |
Standard | 2026-02-09 | ValidFAA registration status code V: Valid registration. All codes |
| N824AG | Robinson Helicopter R66 |
Helicopter | Aerial Applicators of Missouri LLC Qulin, Missouri |
Standard | 2026-02-02 | ValidFAA registration status code V: Valid registration. All codes |
| N466HR | Robinson Helicopter R66 |
Helicopter | Valiair Limited Company Trustee Casper, Wyoming |
Standard | 2026-01-30 | ValidFAA registration status code V: Valid registration. All codes |
| N5488H | Robinson Helicopter R66 |
Helicopter | Higgins Leasing INC The Woodlands, Texas |
Standard | 2026-01-26 | ValidFAA registration status code V: Valid registration. All codes |
| N5587H | Robinson Helicopter R66 |
Helicopter | Higgins Leasing INC The Woodlands, Texas |
Standard | 2026-01-25 | ValidFAA registration status code V: Valid registration. All codes |
| N40DB | Robinson Helicopter R66 |
Helicopter | Hummingbird Aire LLC Kalispell, Montana |
Standard | 2026-01-21 | ValidFAA registration status code V: Valid registration. All codes |
| N903CC | Robinson Helicopter R66 |
Helicopter | Old Natchez Aviation LLC Nashville, Tennessee |
Standard | 2026-01-05 | ValidFAA registration status code V: Valid registration. All codes |
| N23UP | Robinson Helicopter R66 |
Helicopter | Emerald City Aircraft Leasing INC Port Orchard, Washington |
Standard | 2025-12-15 | ValidFAA registration status code V: Valid registration. All codes |
| N668TP | Robinson Helicopter R66 |
Helicopter | Abraham Equine INC Canadian, Texas |
Standard | 2025-12-06 | ValidFAA registration status code V: Valid registration. All codes |
| N184HF | Robinson Helicopter R66 |
Helicopter | NE Ia Aviation LLC Tekamah, Nebraska |
Multiple | 2025-11-25 | ValidFAA registration status code V: Valid registration. All codes |
| N5686H | Robinson Helicopter R66 |
Helicopter | Higgins Leasing INC The Woodlands, Texas |
Standard | 2025-11-19 | ValidFAA registration status code V: Valid registration. All codes |
| N5785H | Robinson Helicopter R66 |
Helicopter | Higgins Leasing INC The Woodlands, Texas |
Standard | 2025-11-12 | ValidFAA registration status code V: Valid registration. All codes |
| N64HT | Robinson Helicopter R66 |
Helicopter | Higgins Leasing INC The Woodlands, Texas |
Standard | 2025-11-12 | ValidFAA registration status code V: Valid registration. All codes |
| N113WC | Robinson Helicopter R66 |
Helicopter | Rebel One LLC Dover, Delaware |
Standard | 2025-11-06 | ValidFAA registration status code V: Valid registration. All codes |
| N830AA | Robinson Helicopter R66 |
Helicopter | Pocket Change LLC Kalispell, Montana |
Standard | 2025-10-30 | ValidFAA registration status code V: Valid registration. All codes |
| N80CL | Robinson Helicopter R66 |
Helicopter | Eagle Eye Helicopters LLC Texarkana, Texas |
Standard | 2025-10-16 | ValidFAA registration status code V: Valid registration. All codes |
| N4321R | Robinson Helicopter R66 |
Helicopter | Pioneer Aviation LLC Crossett, Arkansas |
Standard | 2025-10-15 | ValidFAA registration status code V: Valid registration. All codes |
| N962LG | Robinson Helicopter R66 |
Helicopter | B-Line Air LLC Malcom, Iowa |
Multiple | 2025-10-15 | ValidFAA registration status code V: Valid registration. All codes |
| N99MX | Robinson Helicopter R66 |
Helicopter | R&G Aviation LLC Hazlehurst, Georgia |
Standard | 2025-10-14 | ValidFAA registration status code V: Valid registration. All codes |
| N801GT | Robinson Helicopter R66 |
Helicopter | Western Sky Aviation LLC Scottsdale, Arizona |
Standard | 2025-10-11 | ValidFAA registration status code V: Valid registration. All codes |
| N566B | Robinson Helicopter R66 |
Helicopter | Alcyone Trust CORP Trustee Wichita, Kansas |
Standard | 2025-10-09 | ValidFAA registration status code V: Valid registration. All codes |
| N466WF | Robinson Helicopter R66 |
Helicopter | Individual owner Texas |
Standard | 2025-09-23 | ValidFAA registration status code V: Valid registration. All codes |
| N944AS | Robinson Helicopter R66 |
Helicopter | Jwf Ranching LLC Crescent Valley, Nevada |
Standard | 2025-09-11 | ValidFAA registration status code V: Valid registration. All codes |
| N6633L | Robinson Helicopter R66 |
Helicopter | Individual owner Wisconsin |
Standard | 2025-08-20 | ValidFAA registration status code V: Valid registration. All codes |
| N95HT | Robinson Helicopter R66 |
Helicopter | Heli-Partners LLC Orlando, Florida |
Standard | 2025-08-15 | ValidFAA registration status code V: Valid registration. All codes |
| N748RH | Robinson Helicopter R66 |
Helicopter | United Helicopter Leasing LLC Honolulu, Hawaii |
Standard | 2025-08-07 | ValidFAA registration status code V: Valid registration. All codes |
| N114AF | Robinson Helicopter R66 |
Helicopter | NE Ia Helicopter LLC Tekamah, Nebraska |
Standard | 2025-08-04 | ValidFAA registration status code V: Valid registration. All codes |
| N561AS | Robinson Helicopter R66 |
Helicopter | Jwf Ranching LLC Crescent Valley, Nevada |
Standard | 2025-08-01 | ValidFAA registration status code V: Valid registration. All codes |
| N737MJ | Robinson Helicopter R66 |
Helicopter | Individual owner Texas |
Standard | 2025-07-15 | ValidFAA registration status code V: Valid registration. All codes |
| N32AW | Robinson Helicopter R66 |
Helicopter | Higgins Leasing INC The Woodlands, Texas |
Standard | 2025-07-07 | ValidFAA registration status code V: Valid registration. All codes |
| N42GD | Robinson Helicopter R66 |
Helicopter | Aircraft Guaranty CORP Trustee Oklahoma City, Oklahoma |
Standard | 2025-06-23 | ValidFAA registration status code V: Valid registration. All codes |
| N510JG | Robinson Helicopter R66 |
Helicopter | NE Ia Helicopter LLC Tekamah, Nebraska |
Standard | 2025-06-11 | ValidFAA registration status code V: Valid registration. All codes |
| N49LG | Robinson Helicopter R66 |
Helicopter | Visser AG INC Rigby, Idaho |
Standard | 2025-06-05 | ValidFAA registration status code V: Valid registration. All codes |
| N8QH | Robinson Helicopter R66 |
Helicopter | Faircloth Family Aviation LLC Swainsboro, Georgia |
Standard | 2025-06-03 | ValidFAA registration status code V: Valid registration. All codes |
| N430KM | Robinson Helicopter R66 |
Helicopter | Amigo Helicopter Services LLC Falfurrias, Texas |
Standard | 2025-05-22 | ValidFAA registration status code V: Valid registration. All codes |
| N170PD | Robinson Helicopter R66 |
Helicopter | Hawaii Pacific Aviation INC Kailua Kona, Hawaii |
Standard | 2025-05-21 | ValidFAA registration status code V: Valid registration. All codes |
| N266KW | Robinson Helicopter R66 |
Helicopter | Arnim Aviation LLC (Ut) Heber, Utah |
Standard | 2025-05-17 | ValidFAA registration status code V: Valid registration. All codes |
| N345DJ | Robinson Helicopter R66 |
Helicopter | Hi-Hook LLC Hemlock, Michigan |
Standard | 2025-05-13 | ValidFAA registration status code V: Valid registration. All codes |
| N100KR | Robinson Helicopter R66 |
Helicopter | Jjj Holdings LLC Eugene, Missouri |
Standard | 2025-05-09 | ValidFAA registration status code V: Valid registration. All codes |
| N558JG | Robinson Helicopter R66 |
Helicopter | West Tennessee Agricultural Sprayers LLC Morris Chapel, Tennessee |
Standard | 2025-05-06 | ValidFAA registration status code V: Valid registration. All codes |
| N108GD | Robinson Helicopter R66 |
Helicopter | 330Am Holding CORP Dover, Delaware |
Standard | 2025-04-24 | ValidFAA registration status code V: Valid registration. All codes |
| N661BG | Robinson Helicopter R66 |
Helicopter | Schork Collective Pitch LLC Louisville, Kentucky |
Standard | 2025-04-15 | ValidFAA registration status code V: Valid registration. All codes |
| N5583H | Robinson Helicopter R66 |
Helicopter | Higgins Leasing INC The Woodlands, Texas |
Standard | 2025-04-09 | ValidFAA registration status code V: Valid registration. All codes |
| N5684H | Robinson Helicopter R66 |
Helicopter | Higgins Leasing INC The Woodlands, Texas |
Standard | 2025-04-09 | ValidFAA registration status code V: Valid registration. All codes |
| N5381H | Robinson Helicopter R66 |
Helicopter | Higgins Leasing INC The Woodlands, Texas |
Standard | 2025-04-07 | ValidFAA registration status code V: Valid registration. All codes |
| N5482H | Robinson Helicopter R66 |
Helicopter | Higgins Leasing INC The Woodlands, Texas |
Standard | 2025-04-03 | ValidFAA registration status code V: Valid registration. All codes |
| N266WC | Robinson Helicopter R66 |
Helicopter | Emerald City Aircraft Leasing INC Port Orchard, Washington |
Standard | 2025-03-25 | ValidFAA registration status code V: Valid registration. All codes |
| N307WH | Robinson Helicopter R66 |
Helicopter | Wind River Air LLC Jackson, Wyoming |
Standard | 2025-03-20 | ValidFAA registration status code V: Valid registration. All codes |
| N702CR | Robinson Helicopter R66 |
Helicopter | Wh123 Enterprise LLC Carleton, Michigan |
Standard | 2025-03-15 | ValidFAA registration status code V: Valid registration. All codes |
| N941JG | Robinson Helicopter R66 |
Helicopter | Flying G LLC Mancos, Colorado |
Standard | 2025-03-14 | ValidFAA registration status code V: Valid registration. All codes |
| N68HT | Robinson Helicopter R66 |
Helicopter | Two Creeks Air LLC Tuscumbia, Alabama |
Standard | 2025-03-13 | ValidFAA registration status code V: Valid registration. All codes |
| N6613S | Robinson Helicopter R66 |
Helicopter | Tvpx Aircraft Solutions INC Trustee North Salt Lake, Utah |
Standard | 2025-02-22 | ValidFAA registration status code V: Valid registration. All codes |
| N4043X | Robinson Helicopter R66 |
Helicopter | P B J Equipment Rentals LLC Watford City, North Dakota |
Standard | 2025-02-13 | ValidFAA registration status code V: Valid registration. All codes |
| N454AF | Robinson Helicopter R66 |
Helicopter | Air First LLC Kalispell, Montana |
Standard | 2025-01-30 | ValidFAA registration status code V: Valid registration. All codes |
| N808VS | Robinson Helicopter R66 |
Helicopter | Alpine Air Alaska LLC Girdwood, Alaska |
Standard | 2025-01-29 | ValidFAA registration status code V: Valid registration. All codes |
| N73WW | Robinson Helicopter R66 |
Helicopter | Individual owner Texas |
Standard | 2025-01-27 | ValidFAA registration status code V: Valid registration. All codes |
| N49WT | Robinson Helicopter R66 |
Helicopter | Usfs Air Tac LLC Phoenix, Arizona |
Standard | 2025-01-25 | ValidFAA registration status code V: Valid registration. All codes |
| N92ZF | Robinson Helicopter R66 |
Helicopter | 612 Encino LLC Edgewood, New Mexico |
Standard | 2025-01-23 | ValidFAA registration status code V: Valid registration. All codes |
| N666P | Robinson Helicopter R66 |
Helicopter | Standard | 2025-01-16 | ValidFAA registration status code V: Valid registration. All codes | |
| N15KR | Robinson Helicopter R66 |
Helicopter | Cloudscape LLC Kalispell, Montana |
Standard | 2025-01-08 | ValidFAA registration status code V: Valid registration. All codes |
| N456AJ | Robinson Helicopter R66 |
Helicopter | Hammond Helicopter LLC Nephi, Utah |
Standard | 2025-01-08 | ValidFAA registration status code V: Valid registration. All codes |
Page 1 of 4
Next
Source: FAA Civil Aviation Registry, Releasable Aircraft Database (the engine reference table and each aircraft's engine code), October 5, 2026. Horsepower and thrust are the FAA's figures for the series, not for a particular aircraft.