Lycoming IO-540-AE1A5
1,037 aircraft on the U.S. register carry a Lycoming IO-540-AE1A5 engine, rated at about 260 horsepower. The Robinson R44 is the model most often fitted with it (1,037 aircraft). The aircraft carrying it were built between 2003 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 Lycoming IO-540-AE1A5. FAA spelling: IO-540-AE1A5.
Where they are owner's state
Texas160Delaware95Alaska73Florida68California67Montana44Oklahoma27Illinois26Arizona26Utah23
Kind of aircraft
Helicopters1,037 (100%)
When the aircraft were built by decade
What the FAA has certified, ordered and been told about the Lycoming IO-540-AE1A5 the component layer
No FAA order in the current files names this engine series. Operators and repair shops have filed 924 failure reports with the FAA since 1995, 249 of them in the last ten years.
Failure reports 924 since · what operators and shops told the FAA
Parts most often reported as the reports name them
Pump115Tachometer62Servo55Starter51Magneto42Starter Gen40Bearing32Controller24Reservoir24Actuator22
Latest reports
2026-06-22Pump: inoperative
2025-12-05Cylinder: scored
2024-03-01Boot: cracked
2023-10-19Warning Unit: defective
2023-10-17Muffler: distorted
Sources: the FAA's type certificate data sheets, airworthiness directives, supplemental type certificates, special conditions and special airworthiness information bulletins (Dynamic Regulatory System), and the FAA's service difficulty reports. A failure report is what an operator or repair station chose to file; the counts show reporting as much as reliability, and larger and commercial fleets report more. How the systems are grouped.
Connections how this engine series links to the rest of the register
Fitted to
- Robinson R44 1,037 with this engine series
Where they are
- Texas 160 of these aircraft
- Delaware 95 of these aircraft
- Alaska 73 of these aircraft
- Florida 68 of these aircraft
- California 67 of these aircraft
Biggest operators
- Spitzer Helicopter LLC 17 of these aircraft
- Southern Utah University 15 of these aircraft
- Sky Helicopters INC 12 of these aircraft
- Aircraft Guaranty CORP Trustee 11 of these aircraft
- Sky Solutions LLC 9 of these aircraft
Airworthiness
- Failure reports on the Lycoming IO-540-AE1A5 924 reports since 1995
Analytics
These connections as data: /graph/engine/lycoming-io-540-ae1a5.json · about the eFlight graph.
Aircraft newest certificates first · 1,037
| Tail no. | Maker and model | Group | Owner and base | Certificate | Registered | Status |
|---|---|---|---|---|---|---|
| N34WH | Robinson Helicopter R44 II |
Helicopter | Individual owner Arizona |
Standard | 2025-05-15 | ValidFAA registration status code V: Valid registration. All codes |
| N234HH | Robinson Helicopter R44 II |
Helicopter | Nebo Mtn Hellys LLC Nephi, Utah |
Standard | 2025-05-14 | ValidFAA registration status code V: Valid registration. All codes |
| N444CJ | Robinson Helicopter R44 II |
Helicopter | Ams Company INC Cleburne, Texas |
Standard | 2025-05-14 | ValidFAA registration status code V: Valid registration. All codes |
| N509HS | Robinson Helicopter R44 II |
Helicopter | Armstrong Helicopters LLC Laredo, Texas |
Standard | 2025-05-14 | ValidFAA registration status code V: Valid registration. All codes |
| N8914P | Robinson Helicopter R44 II |
Helicopter | Romiewood Aerospace Fl LLC Tampa, Florida |
Multiple | 2025-05-14 | ValidFAA registration status code V: Valid registration. All codes |
| N862MM | Robinson Helicopter R44 II |
Helicopter | Rhc3 LLC Myrtle Beach, South Carolina |
Multiple | 2025-05-13 | ValidFAA registration status code V: Valid registration. All codes |
| N442CH | Robinson Helicopter R44 II |
Helicopter | Helicopter Leasing LLC Henderson, Nevada |
Standard | 2025-05-05 | ValidFAA registration status code V: Valid registration. All codes |
| N209AG | Robinson Helicopter R44 II |
Helicopter | Skyfarm Leasing LLC Dos Palos, California |
Restricted | 2025-05-01 | ValidFAA registration status code V: Valid registration. All codes |
| N884WR | Robinson Helicopter R44 II |
Helicopter | Goonz LLC Lebanon, Tennessee |
Experimental | 2025-04-22 | ValidFAA registration status code V: Valid registration. All codes |
| N892MP | Robinson Helicopter R44 II |
Helicopter | Fly 'N Pancake LLC Camden, Delaware |
Standard | 2025-04-19 | ValidFAA registration status code V: Valid registration. All codes |
| N5010A | Robinson Helicopter R44 II |
Helicopter | Individual owner California |
Standard | 2025-04-14 | ValidFAA registration status code V: Valid registration. All codes |
| N32RP | Robinson Helicopter R44 II |
Helicopter | Helijet2025 INC Trustee Wilmington, Delaware |
Standard | 2025-04-11 | ValidFAA registration status code V: Valid registration. All codes |
| N4097L | Robinson Helicopter R44 II |
Helicopter | Individual owner Texas |
Multiple | 2025-04-08 | ValidFAA registration status code V: Valid registration. All codes |
| N1189 | Robinson Helicopter R44 II |
Helicopter | Aeroluxe Aviation LLC Nashville, Tennessee |
Standard | 2025-04-03 | ValidFAA registration status code V: Valid registration. All codes |
| N18RH | Robinson Helicopter R44 II |
Helicopter | Aircraft Guaranty CORP Trustee Oklahoma City, Oklahoma |
Standard | 2025-04-01 | ValidFAA registration status code V: Valid registration. All codes |
| N344LR | Robinson Helicopter R44 II |
Helicopter | Rotor Scooter LLC Hauppauge, New York |
Standard | 2025-04-01 | ValidFAA registration status code V: Valid registration. All codes |
| N3056F | Robinson Helicopter R44 II |
Helicopter | Eagle Eye Helicopters LLC Texarkana, Texas |
Standard | 2025-03-31 | ValidFAA registration status code V: Valid registration. All codes |
| N134CM | Robinson Helicopter R44 II |
Helicopter | Lone Star Helicopter INC Lago Vista, Texas |
Standard | 2025-03-28 | ValidFAA registration status code V: Valid registration. All codes |
| N44TW | Robinson Helicopter R44 II |
Helicopter | Rotor Leasing LLC Indianapolis, Indiana |
Standard | 2025-03-24 | ValidFAA registration status code V: Valid registration. All codes |
| N96CS | Robinson Helicopter R44 II |
Helicopter | Heli Soar LLC Sparks, Nevada |
Standard | 2025-03-19 | ValidFAA registration status code V: Valid registration. All codes |
| N783AK | Robinson Helicopter R44 II |
Helicopter | 783Ak LLC Sheridan, Wyoming |
Standard | 2025-03-17 | ValidFAA registration status code V: Valid registration. All codes |
| N446BB | Robinson Helicopter R44 II |
Helicopter | Jb Buffalo LLC Frisco, Texas |
Standard | 2025-03-14 | ValidFAA registration status code V: Valid registration. All codes |
| N5678J | Robinson Helicopter R44 II |
Helicopter | Ouroboros LLC Missoula, Montana |
Standard | 2025-03-14 | ValidFAA registration status code V: Valid registration. All codes |
| N4210Y | Robinson Helicopter R44 II |
Helicopter | Dm Helicopters LLC Pekin, North Dakota |
Standard | 2025-03-13 | ValidFAA registration status code V: Valid registration. All codes |
| N3188N | Robinson Helicopter R44 II |
Helicopter | Mhr44 LLC Queen Creek, Arizona |
Standard | 2025-03-12 | ValidFAA registration status code V: Valid registration. All codes |
| N442BL | Robinson Helicopter R44 II |
Helicopter | Vertical Bird Adventures LLC Montgomery, Texas |
Standard | 2025-03-12 | ValidFAA registration status code V: Valid registration. All codes |
| N424EP | Robinson Helicopter R44 II |
Helicopter | Luxury Helicopters of South Florida INC Hollywood, Florida |
Standard | 2025-03-11 | ValidFAA registration status code V: Valid registration. All codes |
| N233CJ | Robinson Helicopter R44 II |
Helicopter | Crown H Helicopter LLC Casscoe, Arkansas |
Standard | 2025-03-10 | ValidFAA registration status code V: Valid registration. All codes |
| N907MH | Robinson Helicopter R44 II |
Helicopter | Mvs Holdings LLC Wilmington, Delaware |
Standard | 2025-03-09 | ValidFAA registration status code V: Valid registration. All codes |
| N183TY | Robinson Helicopter R44 II |
Helicopter | Euroaviation INC Trustee Kematen, |
Standard | 2025-03-07 | ValidFAA registration status code V: Valid registration. All codes |
| N277RK | Robinson Helicopter R44 II |
Helicopter | D O Aviation LLC Wilmington, Delaware |
Standard | 2025-03-06 | ValidFAA registration status code V: Valid registration. All codes |
| N71AF | Robinson Helicopter R44 II |
Helicopter | Desert Air AG INC Terreton, Idaho |
Standard | 2025-03-03 | ValidFAA registration status code V: Valid registration. All codes |
| N619HJ | Robinson Helicopter R44 II |
Helicopter | Individual owner Alaska |
Standard | 2025-03-01 | ValidFAA registration status code V: Valid registration. All codes |
| N370HM | Robinson Helicopter R44 II |
Helicopter | Honeybee Helicopters LLC Kalispell, Montana |
Standard | 2025-02-21 | ValidFAA registration status code V: Valid registration. All codes |
| N3015G | Robinson Helicopter R44 II |
Helicopter | Paratus Air INC Auburn, Indiana |
Standard | 2025-02-19 | ValidFAA registration status code V: Valid registration. All codes |
| N93RH | Robinson Helicopter R44 II |
Helicopter | Attorney Holdings LLC Dover, Delaware |
Standard | 2025-02-13 | ValidFAA registration status code V: Valid registration. All codes |
| N5FQ | Robinson Helicopter R44 |
Helicopter | Blue River Heli LLC Anchorage, Alaska |
Multiple | 2025-02-12 | ValidFAA registration status code V: Valid registration. All codes |
| N5002Y | Robinson Helicopter R44 II |
Helicopter | Global Aviation Florida LLC Pompano Beach, Florida |
Standard | 2025-02-10 | ValidFAA registration status code V: Valid registration. All codes |
| N63HH | Robinson Helicopter R44 II |
Helicopter | Sky Solutions LLC Detroit, Michigan |
Standard | 2025-02-10 | ValidFAA registration status code V: Valid registration. All codes |
| N891MP | Robinson Helicopter R44 II |
Helicopter | Palm Coast Aircraft LLC Palm Coast, Florida |
Standard | 2025-02-10 | ValidFAA registration status code V: Valid registration. All codes |
| N611TH | Robinson Helicopter R44 II |
Helicopter | K M A Leasing Salinas, California |
Standard | 2025-02-08 | ValidFAA registration status code V: Valid registration. All codes |
| N383TY | Robinson Helicopter R44 II |
Helicopter | Individual owner New Mexico |
Standard | 2025-02-07 | ValidFAA registration status code V: Valid registration. All codes |
| N189LA | Robinson Helicopter R44 II |
Helicopter | Hd & H Aviation LLC Veedersburg, Indiana |
Standard | 2025-02-06 | ValidFAA registration status code V: Valid registration. All codes |
| N264AP | Robinson Helicopter R44 II |
Helicopter | Rotor Leasing LLC Indianapolis, Indiana |
Standard | 2025-02-05 | ValidFAA registration status code V: Valid registration. All codes |
| N844BH | Robinson Helicopter R44 II |
Helicopter | Black Hills Aviation Leasing LLC Rapid City, South Dakota |
Standard | 2025-02-04 | ValidFAA registration status code V: Valid registration. All codes |
| N67MF | Robinson Helicopter R44 II |
Helicopter | Play Hard Sports LLC Wilmington, Delaware |
Standard | 2025-02-01 | ValidFAA registration status code V: Valid registration. All codes |
| N429AF | Robinson Helicopter R44 II |
Helicopter | Concho Aviation LLC Sterling City, Texas |
Multiple | 2025-01-31 | ValidFAA registration status code V: Valid registration. All codes |
| N111PA | Robinson Helicopter R44 II |
Helicopter | Wpp Nautical LLC Helena, Montana |
Standard | 2025-01-28 | ValidFAA registration status code V: Valid registration. All codes |
| N32LL | Robinson Helicopter R44 II |
Helicopter | Keys Aviation LLC Key West, Florida |
Standard | 2025-01-28 | ValidFAA registration status code V: Valid registration. All codes |
| N177PB | Robinson Helicopter R44 II |
Helicopter | East Coast Helicopter Operations LLC Hedgesville, West Virginia |
Standard | 2025-01-27 | ValidFAA registration status code V: Valid registration. All codes |
| N322WB | Robinson Helicopter R44 II |
Helicopter | Franco Property LLC Houston, Texas |
Standard | 2025-01-25 | ValidFAA registration status code V: Valid registration. All codes |
| N40521 | Robinson Helicopter R44 II |
Helicopter | Sky West Aviation INC Trustee Albuquerque, New Mexico |
Standard | 2025-01-22 | ValidFAA registration status code V: Valid registration. All codes |
| N914GH | Robinson Helicopter R44 II |
Helicopter | Individual owner California |
Standard | 2025-01-22 | ValidFAA registration status code V: Valid registration. All codes |
| N4510T | Robinson Helicopter R44 II |
Helicopter | Northstar Holdings LLC Anchorage, Alaska |
Standard | 2025-01-15 | ValidFAA registration status code V: Valid registration. All codes |
| N378WM | Robinson Helicopter R44 II |
Helicopter | Helo Holdings LLC South Fork, Colorado |
Standard | 2025-01-13 | ValidFAA registration status code V: Valid registration. All codes |
| N513LA | Robinson Helicopter R44 II |
Helicopter | N318He LLC Bulverde, Texas |
Standard | 2025-01-08 | ValidFAA registration status code V: Valid registration. All codes |
| N4244M | Robinson Helicopter R44 II |
Helicopter | Air O Space LLC Laporte, Indiana |
Standard | 2025-01-07 | ValidFAA registration status code V: Valid registration. All codes |
| N44BP | Robinson Helicopter R44 II |
Helicopter | Aircraft Partner Holdings INC Trustee Berlin, |
Standard | 2025-01-07 | ValidFAA registration status code V: Valid registration. All codes |
| N544AK | Robinson Helicopter R44 II |
Helicopter | Individual owner Delaware |
Standard | 2025-01-07 | ValidFAA registration status code V: Valid registration. All codes |
| N601BW | Robinson Helicopter R44 II |
Helicopter | Bw'S Vertical Adventures LLC Meridian, Mississippi |
Standard | 2025-01-06 | ValidFAA registration status code V: Valid registration. All codes |
| N70727 | Robinson Helicopter R44 II |
Helicopter | Vertical CORP Kalispell, Montana |
Standard | 2025-01-03 | ValidFAA registration status code V: Valid registration. All codes |
| N689CS | Robinson Helicopter R44 II |
Helicopter | Aeroav LLC Tracy, California |
Standard | 2025-01-02 | ValidFAA registration status code V: Valid registration. All codes |
| N547RL | Robinson Helicopter R44 II |
Helicopter | Atlantic & Pacific Ventures INC Wilmington, Delaware |
Standard | 2024-12-30 | ValidFAA registration status code V: Valid registration. All codes |
| N627RW | Robinson Helicopter R44 II |
Helicopter | Individual owner Texas |
Standard | 2024-12-18 | ValidFAA registration status code V: Valid registration. All codes |
| N261AP | Robinson Helicopter R44 II |
Helicopter | Rotor Leasing LLC Indianapolis, Indiana |
Standard | 2024-12-16 | ValidFAA registration status code V: Valid registration. All codes |
| N737TL | Robinson Helicopter R44 II |
Helicopter | Aqualion Holdings INC Pasadena, Maryland |
Multiple | 2024-12-16 | ValidFAA registration status code V: Valid registration. All codes |
| N914SK | Robinson Helicopter R44 II |
Helicopter | Elkhorn Aviation INC DBA Baker City, Oregon |
Multiple | 2024-12-16 | ValidFAA registration status code V: Valid registration. All codes |
| N1212N | Robinson Helicopter R44 II |
Helicopter | Hgh Holdings LLC Wilmington, Delaware |
Standard | 2024-12-11 | ValidFAA registration status code V: Valid registration. All codes |
| N439HP | Robinson Helicopter R44 II |
Helicopter | Wanchese LLC Marathon, Florida |
Standard | 2024-12-10 | ValidFAA registration status code V: Valid registration. All codes |
| N3022W | Robinson Helicopter R44 II |
Helicopter | North Summit Aviation LLC Middletown, Delaware |
Multiple | 2024-12-03 | ValidFAA registration status code V: Valid registration. All codes |
| N20LA | Robinson Helicopter R44 II |
Helicopter | Pet Care Centers of America LLC Helena, Montana |
Standard | 2024-11-30 | ValidFAA registration status code V: Valid registration. All codes |
| N44UB | Robinson Helicopter R44 II |
Helicopter | Plane Fun INC Tr Trustee Snellville, Georgia |
Standard | 2024-11-27 | ValidFAA registration status code V: Valid registration. All codes |
| N720HR | Robinson Helicopter R44 II |
Helicopter | Heather Rae LLC East Greenwich, Rhode Island |
Standard | 2024-11-25 | ValidFAA registration status code V: Valid registration. All codes |
| N70JP | Robinson Helicopter R44 II |
Helicopter | Co-owned owner California |
Standard | 2024-11-20 | ValidFAA registration status code V: Valid registration. All codes |
| N54TF | Robinson Helicopter R44 II |
Helicopter | 14123 INC Trustee Wilmington, Delaware |
Standard | 2024-11-13 | ValidFAA registration status code V: Valid registration. All codes |
| N801SZ | Robinson Helicopter R44 II |
Helicopter | Blue Stem Leasing LLC Omaha, Nebraska |
Restricted | 2024-11-13 | ValidFAA registration status code V: Valid registration. All codes |
| N234SW | Robinson Helicopter R44 II |
Helicopter | Sam Allen Aviation LLC Fort Worth, Texas |
Standard | 2024-11-09 | ValidFAA registration status code V: Valid registration. All codes |
| N979RM | Robinson Helicopter R44 II |
Helicopter | Back Forty Equipment LLC Cape Girardeau, Missouri |
Standard | 2024-11-08 | ValidFAA registration status code V: Valid registration. All codes |
| N944SL | Robinson Helicopter R44 II |
Helicopter | Livingston Farms Kingman, Kansas |
Standard | 2024-11-06 | ValidFAA registration status code V: Valid registration. All codes |
| N441BS | Robinson Helicopter R44 II |
Helicopter | Valiair Lc Trustee Casper, Wyoming |
Standard | 2024-11-05 | ValidFAA registration status code V: Valid registration. All codes |
| N889BB | Robinson Helicopter R44 |
Helicopter | Shane Best Trucking INC Pryor, Oklahoma |
Standard | 2024-10-31 | ValidFAA registration status code V: Valid registration. All codes |
| N996NR | Robinson Helicopter R44 II |
Helicopter | Native Range Capture Services INC Elko, Nevada |
Standard | 2024-10-28 | Reports overdueFAA registration status code N: Non-citizen corporation that has not returned its flight-hour reports. All codes |
| N142AV | Robinson Helicopter R44 II |
Helicopter | Straight Up Leasing INC Medford, Oregon |
Standard | 2024-10-25 | ValidFAA registration status code V: Valid registration. All codes |
| N46CH | Robinson Helicopter R44 II |
Helicopter | Altitude Aviation LLC Wilmington, Delaware |
Standard | 2024-10-25 | ValidFAA registration status code V: Valid registration. All codes |
| N3157H | Robinson Helicopter R44 II |
Helicopter | Individual owner Texas |
Standard | 2024-10-19 | ValidFAA registration status code V: Valid registration. All codes |
| N387TB | Robinson Helicopter R44 II |
Helicopter | P5 Aviation LLC Cumming, Georgia |
Standard | 2024-10-18 | ValidFAA registration status code V: Valid registration. All codes |
| N4447V | Robinson Helicopter R44 II |
Helicopter | Turkey Holler LLC Shamrock, Texas |
Standard | 2024-10-18 | ValidFAA registration status code V: Valid registration. All codes |
| N928KJ | Robinson Helicopter R44 II |
Helicopter | Complete Demolition Services LLC Louisville, Kentucky |
Standard | 2024-10-18 | ValidFAA registration status code V: Valid registration. All codes |
| N274CD | Robinson Helicopter R44 II |
Helicopter | Aloha Helicopter Tours LLC Lihue, Hawaii |
Standard | 2024-10-17 | ValidFAA registration status code V: Valid registration. All codes |
| N89RH | Robinson Helicopter R44 II |
Helicopter | Co-owned owner Georgia |
Standard | 2024-10-17 | ValidFAA registration status code V: Valid registration. All codes |
| N144BW | Robinson Helicopter R44 II |
Helicopter | Skyward Leasing LLC Kalispell, Montana |
Standard | 2024-10-15 | ValidFAA registration status code V: Valid registration. All codes |
| N727AK | Robinson Helicopter R44 II |
Helicopter | Psi Applications LLC Cambridge, Nebraska |
Multiple | 2024-10-10 | ValidFAA registration status code V: Valid registration. All codes |
| N121RH | Robinson Helicopter R44 II |
Helicopter | Helirod LLC Oro Valley, Arizona |
Standard | 2024-10-07 | ValidFAA registration status code V: Valid registration. All codes |
| N759K | Robinson Helicopter R44 II |
Helicopter | Individual owner Texas |
Multiple | 2024-10-02 | ValidFAA registration status code V: Valid registration. All codes |
| N824RF | Robinson Helicopter R44 II |
Helicopter | Flint Hills Helicopter LLC Sabetha, Kansas |
Standard | 2024-10-02 | ValidFAA registration status code V: Valid registration. All codes |
| N949BB | Robinson Helicopter R44 II |
Helicopter | Individual owner Oregon |
Standard | 2024-09-27 | ValidFAA registration status code V: Valid registration. All codes |
| N445JS | Robinson Helicopter R44 II |
Helicopter | AG Ranch Services LLC Lewistown, Montana |
Restricted | 2024-09-26 | ValidFAA registration status code V: Valid registration. All codes |
| N4238H | Robinson Helicopter R44 II |
Helicopter | Individual owner Texas |
Standard | 2024-09-25 | ValidFAA registration status code V: Valid registration. All codes |
| N1004T | Robinson Helicopter R44 II |
Helicopter | I1 Aviation LLC Ronkonkoma, New York |
Standard | 2024-09-24 | ValidFAA registration status code V: Valid registration. All codes |
| N505HS | Robinson Helicopter R44 II |
Helicopter | Holt Helicopters INC Uvalde, Texas |
Standard | 2024-09-19 | ValidFAA registration status code V: Valid registration. All codes |
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.