The U.S. aircraft register, updated daily
Engines · piston (reciprocating) · data as of October 7, 2026

Lycoming TIO-540 series

5,079 aircraft on the U.S. register carry a Lycoming TIO-540 series engine, rated at about 310 horsepower. The Piper PA-32 Cherokee Six, Lance and Saratoga is the model most often fitted with it (1,727 aircraft). The aircraft carrying it were built between 1962 and 2024.

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 TIO-540 series (3 codes). FAA spellings: TI0-540 SER · TIO 540 SER · TIO 540 SER.

Fitted to model families

Piper PA-32 Cherokee Six, Lance and Saratoga1,727Piper PA-31 Navajo and Chieftain561Piper PA-24 Comanche535Piper PA-23 Apache and Aztec513Cessna T182 Turbo Skylane313Piper PA-46 Malibu, Mirage, Matrix and M-Class254Cessna T206 Turbo Stationair253Mooney M-20223Bellanca 17 Viking109Aero Commander 50095Rockwell International 11476Smith AEROSTAR 60173

Piper PA-32 Cherokee Six, Lance and Saratoga · Piper PA-31 Navajo and Chieftain · Piper PA-24 Comanche · Piper PA-23 Apache and Aztec · Cessna T182 Turbo Skylane · Piper PA-46 Malibu, Mirage, Matrix and M-Class · Cessna T206 Turbo Stationair · Mooney M-20 · Bellanca 17 Viking · Aero Commander 500

Where they are owner's state

Florida518Texas493California391Delaware238Arizona150Colorado142Georgia135Ohio129Alaska127Tennessee117

Kind of aircraft

Piston singles3,407 (67%)Piston twins1,350 (27%)Turboprops319 (6%)Helicopters3 (0.1%)

When the aircraft were built by decade

04288561,2841,7121940195019601970198019902000201042020

What the FAA has certified, ordered and been told about the Lycoming TIO-540 series the component layer

The design is held under 1 type certificate (E14EA, held by Lycoming Engines). The FAA has issued 41 airworthiness directives (orders that owners must comply with) that name this engine series. Operators and repair shops have filed 363 failure reports with the FAA since 1995, 11 of them in the last ten years.

FAA orders 41 airworthiness directives · newest first

2026-04-082026-04-11 · Engine (Reciprocating) · engine
2024-12-052024-21-02 · Engine (Reciprocating) · engine
2022-08-152022-16-03 · Engine (RECIPROCATING) · engine
2017-08-152017-16-11 · Reciprocating Engine Power Section · engine
2015-11-032015-19-07 · Fuel injector fuel lines · engine
2012-10-242012-19-01 · Crankshafts · engine

All orders naming the Lycoming TIO-540 series

Failure reports 363 since · what operators and shops told the FAA

0142842569502071218125

Parts most often reported as the reports name them

Bolt15Pump10Cylinder8Regulator8Skin8Tube8Spar7Wheel7Bearing6Brace6

Latest reports

2025-05-20Actuator: broken
2024-03-05Magneto: worn
2021-05-19None: collapsed
2019-12-26Torque Link: separated
2019-08-07Probe: false indication

Certificates and bulletins

E14EAType certificate held by Lycoming Engines · 40 models listed · revised May 24, 2012

Safety bulletins 10 · advice, not orders

2019-05-02NE-19-08 · Reciprocating Engine Cylinder Section - Lycoming Engines Parallel Valve Cylinders
2016-05-13NE-08-32R1 · Propeller Governor Idler Gear Shaft Set Screw
2014-03-24NE-14-13 · Reciprocating Engine - Cylinder Mounting Studs
2011-03-31NE-08-26R3 · Magneto/Distributor
2008-09-10NE-06-32R1 · Reciprocating Engine - Crankshaft

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
Where they are
Biggest operators
Airworthiness

These connections as data: /graph/engine/lycoming-tio-540-series.json · about the eFlight graph.

Aircraft newest certificates first · 5,079

Tail no.Maker and modelGroupOwner and baseCertificateRegisteredStatus
N9067P Piper
PA-24-260
Fixed-wing, single engine Co-owned owner
Colorado
Standard 2022-07-23 ValidFAA registration status code V: Valid registration. All codes
N6739Y Piper
PA-23-250
Fixed-wing, multi-engine Tropical Interisland Express CORP
Doral, Florida
Standard 2022-07-22 ValidFAA registration status code V: Valid registration. All codes
N267RB Piper
PA-32-300
Fixed-wing, single engine Learn To Fly LLC
Portal, Georgia
Standard 2022-07-18 ValidFAA registration status code V: Valid registration. All codes
N849CF Cessna
T182T
Fixed-wing, single engine Individual owner
Virginia
Standard 2022-07-16 ValidFAA registration status code V: Valid registration. All codes
N123BE Piper
PA-32-300
Fixed-wing, single engine Bald Moutain Aviators
Fredericktown, Missouri
Standard 2022-07-14 ValidFAA registration status code V: Valid registration. All codes
N610DB Cessna
T182T
Fixed-wing, single engine Pvr Construction LLC
Wilmington, Delaware
Standard 2022-07-14 ValidFAA registration status code V: Valid registration. All codes
N6561A Piper
PA-23-250
Fixed-wing, multi-engine Individual owner
Tennessee
Standard 2022-07-12 ValidFAA registration status code V: Valid registration. All codes
N363RC Piper
PA-32-300
Fixed-wing, single engine Co-owned owner
Florida
Standard 2022-07-11 ValidFAA registration status code V: Valid registration. All codes
N4121K Piper
PA 46-350P
Fixed-wing, single engine Malibu Air LLC
Wilmington, Delaware
Standard 2022-07-11 ValidFAA registration status code V: Valid registration. All codes
N907WD Cessna
T206H
Fixed-wing, single engine Wd Aircraft Investments LLC
Anchorage, Alaska
Standard 2022-07-11 ValidFAA registration status code V: Valid registration. All codes
N92835 Piper
PA 46-350P
Fixed-wing, single engine Ruff Aviation LLC
Asheville, North Carolina
Standard 2022-07-11 ValidFAA registration status code V: Valid registration. All codes
N18RJ Piper
PA-23-250
Fixed-wing, multi-engine Docs Air LLC
Diamondville, Wyoming
Standard 2022-07-09 ValidFAA registration status code V: Valid registration. All codes
N46BL Mooney
M20M
Fixed-wing, single engine Individual owner
Texas
Standard 2022-07-09 ValidFAA registration status code V: Valid registration. All codes
N1036L Piper
PA-23-250
Fixed-wing, multi-engine N1036L CORP
Wilmington, Delaware
Standard 2022-07-08 ValidFAA registration status code V: Valid registration. All codes
N2114R Cessna
T182T
Fixed-wing, single engine Co-owned owner
Oregon
Standard 2022-07-08 ValidFAA registration status code V: Valid registration. All codes
N800MW Piper
PA-31-350
Fixed-wing, multi-engine Norpel Express LLC
New Bedford, Massachusetts
Standard 2022-07-08 ValidFAA registration status code V: Valid registration. All codes
N815TA Piper
PA-32R-300
Fixed-wing, single engine S3 Air Aviation LLC
Henderson, Nevada
Standard 2022-07-08 ValidFAA registration status code V: Valid registration. All codes
N100EL Cessna
310Q
Fixed-wing, multi-engine Leading Edge Leasing LLC
Wilmington, Delaware
Standard 2022-07-07 ValidFAA registration status code V: Valid registration. All codes
N712PW Piper
PA-32R-300
Fixed-wing, single engine Down the Creek LLC
Grant Valkaria, Florida
Standard 2022-07-07 ValidFAA registration status code V: Valid registration. All codes
N7269X Cessna
T206H
Fixed-wing, single engine Cummings Cove Air LLC
Gloucester, Massachusetts
Standard 2022-07-07 ValidFAA registration status code V: Valid registration. All codes
N8835P Piper
PA-24-260
Fixed-wing, single engine Individual owner
California
Standard 2022-07-07 ValidFAA registration status code V: Valid registration. All codes
N4181W Piper
PA-32-300
Fixed-wing, single engine Mission Flight
El Monte, California
Standard 2022-07-06 ValidFAA registration status code V: Valid registration. All codes
N7698C Piper
PA-32R-300
Fixed-wing, single engine 98Charlie LLC
Van Wert, Ohio
Standard 2022-07-06 ValidFAA registration status code V: Valid registration. All codes
N4067R Piper
PA-32-300
Fixed-wing, single engine M & H Aviation LLC
Homestead, Florida
Standard 2022-07-01 ValidFAA registration status code V: Valid registration. All codes
N8678N Piper
PA-32-300
Fixed-wing, single engine Individual owner
Texas
Standard 2022-06-30 ValidFAA registration status code V: Valid registration. All codes
N770BH Mooney
M20M
Fixed-wing, single engine Individual owner
New Mexico
Standard 2022-06-29 ValidFAA registration status code V: Valid registration. All codes
N79LK Piper
PA-31-325
Fixed-wing, multi-engine Individual owner
Florida
Standard 2022-06-29 ValidFAA registration status code V: Valid registration. All codes
N856DK Cessna
T182T
Fixed-wing, single engine Global Aircraft Solutions LLC Trustee
Newark, Delaware
Standard 2022-06-28 ValidFAA registration status code V: Valid registration. All codes
N999GK Piper
PA-31-350
Fixed-wing, multi-engine Individual owner
Massachusetts
Multiple 2022-06-28 ValidFAA registration status code V: Valid registration. All codes
N30511 Piper
PA32-301XTC
Fixed-wing, single engine N30511 LLC
Auburndale, Florida
Standard 2022-06-27 ValidFAA registration status code V: Valid registration. All codes
N446RH Piper
PA-32R-301T
Fixed-wing, single engine N446Rh LLC
Helena, Montana
Standard 2022-06-27 ValidFAA registration status code V: Valid registration. All codes
N7039C Piper
PA-32-300
Fixed-wing, single engine Jdk Aviation LLC
Kalispell, Montana
Standard 2022-06-27 ValidFAA registration status code V: Valid registration. All codes
N6537A Piper
PA-23-250
Fixed-wing, multi-engine Yellow Jacket Aero LLC
Plymouth, Minnesota
Standard 2022-06-21 ValidFAA registration status code V: Valid registration. All codes
N93RJ Piper
PA 46-350P
Fixed-wing, single engine Individual owner
California
Standard 2022-06-21 ValidFAA registration status code V: Valid registration. All codes
N90ER Piper
PA 46-350P
Fixed-wing, single engine Skyes Aviation Outfitters LLC
Laguna Vista, Texas
Standard 2022-06-18 ValidFAA registration status code V: Valid registration. All codes
N114RR Commander Aircraft Co
114TC
Fixed-wing, single engine Mdb Air LLC
Poway, California
Standard 2022-06-15 ValidFAA registration status code V: Valid registration. All codes
N9436P Piper
PA-24-260
Fixed-wing, single engine Individual owner
Maine
Standard 2022-06-14 ValidFAA registration status code V: Valid registration. All codes
N13832 Piper
PA-23-250
Fixed-wing, multi-engine Individual owner
Washington
Standard 2022-06-13 ValidFAA registration status code V: Valid registration. All codes
N444MJ Piper
PA-32R-300
Fixed-wing, single engine Individual owner
Texas
Standard 2022-06-11 ValidFAA registration status code V: Valid registration. All codes
N997JT Piper
PA-32R-300
Fixed-wing, single engine Co-owned owner
New York
Standard 2022-06-08 ValidFAA registration status code V: Valid registration. All codes
N54417 Piper
PA-32-300
Fixed-wing, single engine Individual owner
Kansas
Standard 2022-06-07 ValidFAA registration status code V: Valid registration. All codes
N814FA Cessna
T182T
Fixed-wing, single engine Individual owner
California
Standard 2022-06-07 ValidFAA registration status code V: Valid registration. All codes
N41847 Piper
PA-32R-301T
Fixed-wing, single engine Saratoga N41847 LLC
Wilmington, Delaware
Standard 2022-06-06 ValidFAA registration status code V: Valid registration. All codes
N64TW Piper
PA 46-350P
Fixed-wing, single engine Green Dot Options LLC
Helena, Montana
Standard 2022-06-06 ValidFAA registration status code V: Valid registration. All codes
N8864V Bellanca
17-31A
Fixed-wing, single engine Individual owner
Missouri
Standard 2022-06-04 ValidFAA registration status code V: Valid registration. All codes
N763RC Mooney
M20M
Fixed-wing, single engine Individual owner
New York
Standard 2022-06-03 ValidFAA registration status code V: Valid registration. All codes
N529RG Piper
PA32-301XTC
Fixed-wing, single engine Co-owned owner
Texas
Standard 2022-06-02 ValidFAA registration status code V: Valid registration. All codes
N201NK Piper
PA-23-250
Fixed-wing, multi-engine Individual owner
Florida
Standard 2022-05-28 ValidFAA registration status code V: Valid registration. All codes
N6229J Piper
PA-32R-300
Fixed-wing, single engine Individual owner
Texas
Standard 2022-05-28 ValidFAA registration status code V: Valid registration. All codes
N722AV Piper
PA-32R-300
Fixed-wing, single engine Mcdaniel Ibarra Professional Services INC
Palm Desert, California
Standard 2022-05-28 ValidFAA registration status code V: Valid registration. All codes
N415WR Piper
PA 46-350P
Fixed-wing, single engine N415Wr LLC
Bogart, Georgia
Standard 2022-05-27 ValidFAA registration status code V: Valid registration. All codes
N397TB Socata
TB21
Fixed-wing, single engine Liberty Industries LLC
Washington, District of Columbia
Standard 2022-05-26 ValidFAA registration status code V: Valid registration. All codes
N437JW Rockwell International
114
Fixed-wing, single engine Mj Product Sale INC
Cape Coral, Florida
Standard 2022-05-25 ValidFAA registration status code V: Valid registration. All codes
N42FA Mooney
M20M
Fixed-wing, single engine Euroaviation INC Trustee
Kematen,
Standard 2022-05-24 ValidFAA registration status code V: Valid registration. All codes
N322ME Piper
PA 46-350P
Fixed-wing, single engine Mast Enterprises Equipment LLC
South Boston, Virginia
Standard 2022-05-23 ValidFAA registration status code V: Valid registration. All codes
N325FA Piper
PA-31-325
Fixed-wing, multi-engine Tvpx Aircraft Solutions INC Trustee
North Salt Lake, Utah
Standard 2022-05-23 ValidFAA registration status code V: Valid registration. All codes
N926HB Piper
PA-31-350
Fixed-wing, multi-engine Awmr LLC
Conroe, Texas
Standard 2022-05-23 ValidFAA registration status code V: Valid registration. All codes
N8463T Piper
PA-32-301T
Fixed-wing, single engine Laco Enterprises LLC
Omaha, Nebraska
Standard 2022-05-19 ValidFAA registration status code V: Valid registration. All codes
N889AC Piper Aircraft Corp
PA-60-700P
Fixed-wing, multi-engine Kdx Air Ventures LLC
Naples, Florida
Standard 2022-05-18 ValidFAA registration status code V: Valid registration. All codes
N9245Y Piper
PA 31P 350
Fixed-wing, multi-engine Miles Aviation LLC
Sheridan, Wyoming
Standard 2022-05-18 ValidFAA registration status code V: Valid registration. All codes
N4133G Piper
PA 46-350P
Fixed-wing, single engine Amsg Transport LLC
Bloomfield Hills, Michigan
Standard 2022-05-17 ValidFAA registration status code V: Valid registration. All codes
N503VF Piper
PA32-301XTC
Fixed-wing, single engine C&H Aviation LLC
Greenwood Village, Colorado
Standard 2022-05-17 ValidFAA registration status code V: Valid registration. All codes
N227RG Piper
PA-23-250
Fixed-wing, multi-engine Learn To Fly In Central Arkansas LLC
Searcy, Arkansas
Standard 2022-05-16 ValidFAA registration status code V: Valid registration. All codes
N8909N Piper
PA-32-300
Fixed-wing, single engine Individual owner
Tennessee
Standard 2022-05-16 ValidFAA registration status code V: Valid registration. All codes
N9202Y Piper
PA 31P 350
Fixed-wing, multi-engine Romeo Aviation LTD
Canton, Ohio
Standard 2022-05-16 ValidFAA registration status code V: Valid registration. All codes
N994US Mooney
M20M
Fixed-wing, single engine Delta Kilo Foxtrot LLC
Littleton, Colorado
Standard 2022-05-14 ValidFAA registration status code V: Valid registration. All codes
N151LT Aero Commander
500-B
Fixed-wing, multi-engine Boss Dog LLC
Sheridan, Wyoming
Standard 2022-05-13 ValidFAA registration status code V: Valid registration. All codes
N2234U Cessna
T182T
Fixed-wing, single engine Mountain States Casing CO LLC
Timnath, Colorado
Standard 2022-05-11 ValidFAA registration status code V: Valid registration. All codes
N8241A Piper
PA-32R-301T
Fixed-wing, single engine Individual owner
Arizona
Standard 2022-05-11 ValidFAA registration status code V: Valid registration. All codes
N8888X Piper
PA 46-350P
Fixed-wing, single engine 82 Saratoga LLC
Bryant, Arkansas
Standard 2022-05-11 ValidFAA registration status code V: Valid registration. All codes
N3536B Piper
PA-31-350
Fixed-wing, multi-engine Bering Capital LLC
Anchorage, Alaska
Standard 2022-05-09 ValidFAA registration status code V: Valid registration. All codes
N4811T Piper
PA-32-300
Fixed-wing, single engine Individual owner
Kansas
Standard 2022-05-09 ValidFAA registration status code V: Valid registration. All codes
N4187R Piper
PA-32-300
Fixed-wing, single engine Individual owner
California
Standard 2022-05-06 ValidFAA registration status code V: Valid registration. All codes
N9585K Piper
PA-32R-300
Fixed-wing, single engine Co-owned owner
Kentucky
Standard 2022-05-03 ValidFAA registration status code V: Valid registration. All codes
N660AC Piper
PA-31-350
Fixed-wing, multi-engine Smooth Air LLC
Richboro, Pennsylvania
Standard 2022-05-02 ValidFAA registration status code V: Valid registration. All codes
N921JB Piper
PA-32R-300
Fixed-wing, single engine C&Z Aero LLC
Des Plaines, Illinois
Standard 2022-04-28 ValidFAA registration status code V: Valid registration. All codes
N189RP Piper
PA-32R-301T
Fixed-wing, single engine Individual owner
Florida
Standard 2022-04-26 ValidFAA registration status code V: Valid registration. All codes
N562TC Piper
PA-32R-300
Fixed-wing, single engine Individual owner
North Carolina
Standard 2022-04-22 ValidFAA registration status code V: Valid registration. All codes
N4205B Bellanca
17-31A
Fixed-wing, single engine Individual owner
Louisiana
Standard 2022-04-21 ValidFAA registration status code V: Valid registration. All codes
N1806H Piper
PA-32R-300
Fixed-wing, single engine Last Chance Lance Auto Sales LLC
Ardmore, Oklahoma
Standard 2022-04-20 ValidFAA registration status code V: Valid registration. All codes
N914CC Piper
PA-23-250
Fixed-wing, multi-engine J&W Racing and Aviation LLC
Port Saint Lucie, Florida
Standard 2022-04-20 ValidFAA registration status code V: Valid registration. All codes
N106RE Piper
PA-31-350
Fixed-wing, multi-engine Colorado Aircraft CORP
Watkins, Colorado
Standard 2022-04-19 ValidFAA registration status code V: Valid registration. All codes
N30DR Piper
PA-31-325
Fixed-wing, multi-engine Ruble Force One LLC
Wilkinson, Indiana
Standard 2022-04-19 ValidFAA registration status code V: Valid registration. All codes
N65926 Cessna
T182T
Fixed-wing, single engine PC Aviation LLC
Kanarraville, Utah
Standard 2022-04-19 ValidFAA registration status code V: Valid registration. All codes
N8033R Piper
PA-31-350
Fixed-wing, multi-engine Goodson Aviation LLC
Tallahassee, Florida
Standard 2022-04-12 ValidFAA registration status code V: Valid registration. All codes
N19500 Piper
PA 46-350P
Fixed-wing, single engine Wright Bros Flying Club LLC
Lewes, Delaware
Standard 2022-04-09 ValidFAA registration status code V: Valid registration. All codes
N19RD Piper
PA-24-260
Fixed-wing, single engine Co-owned owner
California
Standard 2022-04-09 ValidFAA registration status code V: Valid registration. All codes
N6719L Piper
PA-31-310
Fixed-wing, multi-engine Awmr LLC
Conroe, Texas
Standard 2022-04-09 ValidFAA registration status code V: Valid registration. All codes
N8214E Piper
PA-32R-301T
Fixed-wing, single engine Individual owner
Texas
Standard 2022-04-08 ValidFAA registration status code V: Valid registration. All codes
N217TS Piper
PA 46-350P
Fixed-wing, single engine Laukatel Air INC Trustee
Wilmington, Delaware
Standard 2022-04-07 ValidFAA registration status code V: Valid registration. All codes
N39941 Piper
PA-32-300
Fixed-wing, single engine Individual owner
California
Standard 2022-04-07 ValidFAA registration status code V: Valid registration. All codes
N75PH Mooney
M20M
Fixed-wing, single engine Paper House Av INC
Locust Valley, New York
Standard 2022-04-06 ValidFAA registration status code V: Valid registration. All codes
N8472B Piper
PA-34-220T
Fixed-wing, multi-engine Tmstarservices LLC
Lewes, Delaware
Standard 2022-04-06 ValidFAA registration status code V: Valid registration. All codes
N148GH Cessna
T182T
Fixed-wing, single engine Lattimore Partners LLC
Fort Worth, Texas
Standard 2022-04-05 ValidFAA registration status code V: Valid registration. All codes
N4176T Piper
PA-32R-301T
Fixed-wing, single engine Air Ninja LLC
Wilmington, North Carolina
Standard 2022-04-05 ValidFAA registration status code V: Valid registration. All codes
N6180Y Piper
PA-23-250
Fixed-wing, multi-engine Individual owner
Texas
Standard 2022-04-05 ValidFAA registration status code V: Valid registration. All codes
N14GS Piper
PA-23-250
Fixed-wing, multi-engine Individual owner
Tennessee
Standard 2022-04-01 ValidFAA registration status code V: Valid registration. All codes
N318PK Piper
PA-32RT-300T
Fixed-wing, single engine Valiair Lc Trustee
Casper, Wyoming
Standard 2022-04-01 ValidFAA registration status code V: Valid registration. All codes
N6095X Commander Aircraft Co
114TC
Fixed-wing, single engine Co-owned owner
South Carolina
Standard 2022-04-01 ValidFAA registration status code V: Valid registration. All codes
N510CC Piper
PA-31-310
Fixed-wing, multi-engine Awmr LLC
Conroe, Texas
Standard 2022-03-28 ValidFAA registration status code V: Valid registration. All codes
Previous Page 20 of 51 Next

Source: FAA Civil Aviation Registry, Releasable Aircraft Database (the engine reference table and each aircraft's engine code), October 7, 2026. Horsepower and thrust are the FAA's figures for the series, not for a particular aircraft.