The U.S. aircraft register, updated daily
Engines · piston (reciprocating) · data as of October 5, 2026

Lycoming TIO-540-AH1A

90 aircraft on the U.S. register carry a Lycoming TIO-540-AH1A engine, rated at about 300 horsepower. The Piper PA-32 Cherokee Six, Lance and Saratoga is the model most often fitted with it (66 aircraft). The aircraft carrying it were built between 1997 and 2018.

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-AH1A. FAA spelling: TIO-540-AH1A.

Fitted to model families

Piper PA-32 Cherokee Six, Lance and Saratoga66Gippsaero Pty Ltd GA822Cessna T206 Turbo Stationair1Ga8 Airvan (Pty) Ltd GA8-TC3201

Piper PA-32 Cherokee Six, Lance and Saratoga · Gippsaero Pty Ltd GA8 · Cessna T206 Turbo Stationair · Ga8 Airvan (Pty) Ltd GA8-TC320

Where they are owner's state

California15Texas9Wyoming5Delaware5Tennessee4Georgia4Florida4Nevada3Illinois3Virginia2

Kind of aircraft

Piston singles90 (100%)

When the aircraft were built by decade

01530445951990592000222010

What the FAA has certified, ordered and been told about the Lycoming TIO-540-AH1A the component layer

The design is held under 1 type certificate (E14EA, held by Lycoming Engines). The FAA has issued 29 airworthiness directives (orders that owners must comply with) that name this engine series. Operators and repair shops have filed 28 failure reports with the FAA since 1995, 20 of them in the last ten years.

FAA orders 29 airworthiness directives · newest first

2026-04-082026-04-11 · Engine (Reciprocating) · engine
2024-12-052024-21-02 · 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
2012-03-0871-13-01R1 · Rescinding an airworthiness directive · engine

All orders naming the Lycoming TIO-540-AH1A

Failure reports 28 since · what operators and shops told the FAA

036101306071011121415161719123

Parts most often reported as the reports name them

Magneto9Oil System2Baffle1Brake Sys1Breather Tube1Coupling1Diffuser1Fan1Impulse Coupling1Intake Valve1

Latest reports

2023-10-21Intake Valve: broken
2019-05-06Oil System: defective
2017-06-05Diffuser: damaged
2017-01-14Pump: inoperative
2016-02-11Oil System: overtemp

Certificates and bulletins

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

Safety bulletins 5 · 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
2008-09-10NE-06-32R1 · Reciprocating Engine - Crankshaft
2008-07-03NE-08-32 · Propeller Governor Set Screw

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-ah1a.json · about the eFlight graph.

Aircraft newest certificates first · 90

Tail no.Maker and modelGroupOwner and baseCertificateRegisteredStatus
N25UX Piper
PA-32R-301T
Fixed-wing, single engine Burgundy Aviation INC Trustee
Wilmington, Delaware
Standard 2026-09-29 ValidFAA registration status code V: Valid registration. All codes
N834HP New Piper Aircraft Inc
PA-32R-301T
Fixed-wing, single engine Newman Aviation Services INC
Tiffin, Ohio
Standard 2026-09-12 ValidFAA registration status code V: Valid registration. All codes
N321YH Piper
PA-32R-301T
Fixed-wing, single engine Aig Aeronautics LLC
Guaynabo, Puerto Rico
Standard 2026-08-13 ValidFAA registration status code V: Valid registration. All codes
N313PP Piper
PA32-301XTC
Fixed-wing, single engine Mw Collins INC
Cobbtown, Georgia
Standard 2026-07-18 ValidFAA registration status code V: Valid registration. All codes
N385HP Piper Aircraft Inc
PA-32R-301T
Fixed-wing, single engine Agri-Land West LLC
Newton, North Carolina
Standard 2026-04-25 ValidFAA registration status code V: Valid registration. All codes
N3143J New Piper Aircraft Inc
PA-32R-301T
Fixed-wing, single engine Lyden Air LLC
Walbridge, Ohio
Standard 2026-02-21 ValidFAA registration status code V: Valid registration. All codes
N301TC Piper
PA-32R-301T
Fixed-wing, single engine Southern Aircraft Consultancy INC Trustee
Casper, Wyoming
Standard 2026-02-18 ValidFAA registration status code V: Valid registration. All codes
N5328E Piper
PA-32R-301T
Fixed-wing, single engine Southern Aircraft Consultancy INC Trustee
Casper, Wyoming
Standard 2026-02-17 ValidFAA registration status code V: Valid registration. All codes
N68AM Piper
PA32-301XTC
Fixed-wing, single engine Rfa LLC
High Ridge, Missouri
Standard 2026-02-09 ValidFAA registration status code V: Valid registration. All codes
N551TT New Piper Aircraft Inc
PA-32R-301T
Fixed-wing, single engine Southern Aircraft Consultancy INC Trustee
Casper, Wyoming
Standard 2026-01-29 ValidFAA registration status code V: Valid registration. All codes
N446SE Piper Aircraft Inc
PA-32R-301T
Fixed-wing, single engine Southern Aircraft Consultancy INC Trustee
Casper, Wyoming
Standard 2026-01-28 ValidFAA registration status code V: Valid registration. All codes
N3098H Piper Aircraft Inc
PA-32R-301T
Fixed-wing, single engine Icarus Be Damned LLC
Algonquin, Illinois
Standard 2026-01-27 ValidFAA registration status code V: Valid registration. All codes
N754SE Gippsaero Pty Ltd
GA8 TC-320
Fixed-wing, single engine International Air Services INC Trustee
Carson City, Nevada
Standard 2026-01-12 ValidFAA registration status code V: Valid registration. All codes
N3088H Piper Aircraft Inc
PA-32R-301T
Fixed-wing, single engine Don Abney INC
Patterson, Louisiana
Standard 2025-10-15 ValidFAA registration status code V: Valid registration. All codes
N128HB Piper Aircraft Inc
PA-32R-301T
Fixed-wing, single engine Sowle LLC
Tampa, Florida
Standard 2025-10-03 ValidFAA registration status code V: Valid registration. All codes
N2601B Piper Aircraft Inc
PA-32R-301T
Fixed-wing, single engine Qualitair LLC Trustee
Michelstadt,
Standard 2025-06-28 ValidFAA registration status code V: Valid registration. All codes
N132GM Piper
PA-32R-301T
Fixed-wing, single engine Sky West Aviation INC Trustee
Albuquerque, New Mexico
Standard 2025-05-30 ValidFAA registration status code V: Valid registration. All codes
N41322 Piper
PA-32R-301T
Fixed-wing, single engine Individual owner
Georgia
Standard 2025-03-31 ValidFAA registration status code V: Valid registration. All codes
N436MA Piper Aircraft Inc
PA-32R-301T
Fixed-wing, single engine Jjj Holdings LLC
Helena, Montana
Standard 2025-01-03 ValidFAA registration status code V: Valid registration. All codes
N244CJ Gippsaero Pty Ltd
GA8 TC-320
Fixed-wing, single engine Paula Stewart LLC
Saipan, Northern Mariana Islands
Standard 2024-12-05 ValidFAA registration status code V: Valid registration. All codes
N255AV Gippsaero Pty Ltd
GA8 TC-320
Fixed-wing, single engine Paula Stewart LLC
Saipan, Northern Mariana Islands
Standard 2024-10-28 ValidFAA registration status code V: Valid registration. All codes
N106L New Piper Aircraft Inc
PA-32R-301T
Fixed-wing, single engine Valiair Lc Trustee
Casper, Wyoming
Standard 2024-10-09 ValidFAA registration status code V: Valid registration. All codes
N32SJ Piper Aircraft Inc
PA-32R-301T
Fixed-wing, single engine Cutter Southwest Aircraft Sales LLC
Phoenix, Arizona
Standard 2024-06-26 ValidFAA registration status code V: Valid registration. All codes
N447KC New Piper Aircraft Inc
PA-32-301XTC
Fixed-wing, single engine N447Kc LLC
Mesa, Arizona
Standard 2024-03-18 ValidFAA registration status code V: Valid registration. All codes
N218AZ Piper Aircraft Inc
PA-32R-301T
Fixed-wing, single engine Individual owner
Texas
Standard 2023-10-25 ValidFAA registration status code V: Valid registration. All codes
N9298N Piper
PA-32R-301T
Fixed-wing, single engine Delaware Aircraft Trust LLC Trustee
New Castle, Delaware
Standard 2023-10-19 ValidFAA registration status code V: Valid registration. All codes
N344TA New Piper Aircraft Inc
PA-32-301XTC
Fixed-wing, single engine Jcg-Air LLC
Valdosta, Georgia
Standard 2023-08-26 ValidFAA registration status code V: Valid registration. All codes
N760C Piper Aircraft Inc
PA-32R-301T
Fixed-wing, single engine 2Nd Amendment Wholesale INC
Grand Forks, North Dakota
Standard 2023-07-19 ValidFAA registration status code V: Valid registration. All codes
N3092J Piper Aircraft Inc
PA-32R-301T
Fixed-wing, single engine Jett-A Aviation LLC
Houston, Texas
Standard 2023-05-29 ValidFAA registration status code V: Valid registration. All codes
N616AR New Piper Aircraft Inc
PA-32R-301T
Fixed-wing, single engine Centurion Flyers LLC
Spokane, Washington
Standard 2023-05-13 ValidFAA registration status code V: Valid registration. All codes
N209PD Gippsaero Pty Ltd
GA8 TC-320
Fixed-wing, single engine Modesto Police Department
Modesto, California
Standard 2023-05-12 ValidFAA registration status code V: Valid registration. All codes
N289P Piper Aircraft Inc
PA-32R-301T
Fixed-wing, single engine Cdr Development LLC
Houston, Texas
Standard 2023-03-29 ValidFAA registration status code V: Valid registration. All codes
N148HP Gippsaero Pty Ltd
GA8 TC-320
Fixed-wing, single engine Alternative Travel LLC
Loveland, Colorado
Standard 2023-03-21 ValidFAA registration status code V: Valid registration. All codes
N752SE Gippsaero Pty Ltd
GA8 TC-320
Fixed-wing, single engine Individual owner
New Hampshire
Standard 2023-03-06 ValidFAA registration status code V: Valid registration. All codes
N562TR Piper Aircraft Inc
PA-32R-301T
Fixed-wing, single engine Big Dream LLC
Memphis, Tennessee
Standard 2023-02-22 ValidFAA registration status code V: Valid registration. All codes
N778C New Piper Aircraft Inc
PA-32-301XTC
Fixed-wing, single engine Wingnut Aviation Group LLC
Seymour, Connecticut
Standard 2023-02-22 ValidFAA registration status code V: Valid registration. All codes
N28PZ New Piper Aircraft Inc
PA-32R-301T
Fixed-wing, single engine Asa Obion LLC
Union City, Tennessee
Standard 2023-02-19 ValidFAA registration status code V: Valid registration. All codes
N1066S Piper Aircraft Inc
PA-32R-301T
Fixed-wing, single engine Omll Investments LLC
Ponte Vedra Beach, Florida
Standard 2022-11-30 ValidFAA registration status code V: Valid registration. All codes
N6059U Piper
PA-32R-301T
Fixed-wing, single engine Lt-Marine/Aviation Partners LLC
Lakeway, Texas
Standard 2022-10-28 ValidFAA registration status code V: Valid registration. All codes
N954ST Piper Aircraft Inc
PA-32R-301T
Fixed-wing, single engine Hot Wings Aviation LLC
Indianapolis, Indiana
Standard 2022-09-07 ValidFAA registration status code V: Valid registration. All codes
N61AF Piper
PA-32R-301T
Fixed-wing, single engine Ann Arbor Flyers INC
Ann Arbor, Michigan
Standard 2022-09-01 ValidFAA registration status code V: Valid registration. All codes
N225AV Gippsaero Pty Ltd
GA8 TC-320
Fixed-wing, single engine Y-O Cattle CO LLC
Laredo, Texas
Standard 2022-04-12 ValidFAA registration status code V: Valid registration. All codes
N967LV Piper Aircraft Inc
PA-32R-301T
Fixed-wing, single engine N967Lv INC Trustee
Wilmington, Delaware
Standard 2022-04-04 ValidFAA registration status code V: Valid registration. All codes
N910MB Gippsaero Pty Ltd
GA8 TC-320
Fixed-wing, single engine Individual owner
Colorado
Standard 2022-01-28 ValidFAA registration status code V: Valid registration. All codes
N3138B New Piper Aircraft Inc
PA-32-301XTC
Fixed-wing, single engine Buck Enterprises LLC
Henderson, Nevada
Standard 2021-12-09 ValidFAA registration status code V: Valid registration. All codes
N84AU Piper Aircraft Inc
PA-32R-301T
Fixed-wing, single engine Capital Holdings 242 LLC
Newark, Delaware
Standard 2021-10-16 ValidFAA registration status code V: Valid registration. All codes
N3114A Piper Aircraft Inc
PA-32R-301T
Fixed-wing, single engine Individual owner
Tennessee
Standard 2021-08-28 ValidFAA registration status code V: Valid registration. All codes
N894SC Gippsaero Pty Ltd
GA8 TC-320
Fixed-wing, single engine Lease Air LLC
Moab, Utah
Standard 2021-07-21 ValidFAA registration status code V: Valid registration. All codes
N78LP Piper Aircraft Inc
PA-32R-301T
Fixed-wing, single engine Streamlineaero LLC
Omaha, Nebraska
Standard 2021-05-25 ValidFAA registration status code V: Valid registration. All codes
N213C New Piper Aircraft Inc
PA-32R-301T
Fixed-wing, single engine Individual owner
California
Standard 2021-05-18 ValidFAA registration status code V: Valid registration. All codes
N614DM New Piper Aircraft Inc
PA-32R-301T
Fixed-wing, single engine Bad Man Express LLC
Coral Springs, Florida
Standard 2021-04-01 ValidFAA registration status code V: Valid registration. All codes
N3311G Piper Aircraft Inc
PA-32R-301T
Fixed-wing, single engine Edge Construction & Consulting INC
Bement, Illinois
Standard 2021-03-09 ValidFAA registration status code V: Valid registration. All codes
N5369S Piper
PA-32R-301T
Fixed-wing, single engine Individual owner
Massachusetts
Standard 2020-06-16 ValidFAA registration status code V: Valid registration. All codes
N1066B Piper Aircraft Inc
PA-32R-301T
Fixed-wing, single engine Co-owned owner
California
Standard 2020-06-15 ValidFAA registration status code V: Valid registration. All codes
N470SE Piper Aircraft Inc
PA-32R-301T
Fixed-wing, single engine Z Air LLC
Houston, Texas
Standard 2020-05-29 ValidFAA registration status code V: Valid registration. All codes
N812BE Piper
PA-32R-301T
Fixed-wing, single engine Hubbell Aero LLC
Fairfax, Virginia
Standard 2020-04-09 ValidFAA registration status code V: Valid registration. All codes
N482ST Piper Aircraft Inc
PA-32R-301T
Fixed-wing, single engine J & M Holdco LLC
Cookeville, Tennessee
Standard 2020-02-26 ValidFAA registration status code V: Valid registration. All codes
N3120T New Piper Aircraft Inc
PA-32R-301T
Fixed-wing, single engine Individual owner
Wisconsin
Standard 2020-01-28 ValidFAA registration status code V: Valid registration. All codes
N819C New Piper Aircraft Inc
PA-32-301XTC
Fixed-wing, single engine Individual owner
Texas
Standard 2019-10-16 ValidFAA registration status code V: Valid registration. All codes
N265PW Gippsaero Pty Ltd
GA8 TC-320
Fixed-wing, single engine San Bernardino County Sheriff'S Department
San Bernardino, California
Standard 2019-08-08 ValidFAA registration status code V: Valid registration. All codes
N912AR Piper Aircraft Inc
PA-32R-301T
Fixed-wing, single engine Micam Development LLC
Weatherford, Texas
Standard 2019-06-18 ValidFAA registration status code V: Valid registration. All codes
N960RN Gippsaero Pty Ltd
GA8 TC-320
Fixed-wing, single engine Orange County Sheriffs Department Rnsp
Santa Ana, California
Standard 2019-05-10 ValidFAA registration status code V: Valid registration. All codes
N159HP Gippsaero Pty Ltd
GA8 TC-320
Fixed-wing, single engine California Highway Patrol
Sacramento, California
Standard 2019-01-29 ValidFAA registration status code V: Valid registration. All codes
N1063C New Piper Aircraft Inc
PA-32R-301T
Fixed-wing, single engine Jim Johnson Nissan INC
Bowling Green, Kentucky
Standard 2019-01-08 ValidFAA registration status code V: Valid registration. All codes
N576WS Piper
PA32-301XTC
Fixed-wing, single engine Lottman Transportation LLC
Diller, Nebraska
Standard 2018-11-16 ValidFAA registration status code V: Valid registration. All codes
N826MA New Piper Aircraft Inc
PA-32R-301T
Fixed-wing, single engine Individual owner
California
Standard 2018-08-01 ValidFAA registration status code V: Valid registration. All codes
N156HP Gippsaero Pty Ltd
GA8 TC-320
Fixed-wing, single engine California Highway Patrol
Sacramento, California
Standard 2018-03-02 ValidFAA registration status code V: Valid registration. All codes
N165PW Gippsaero Pty Ltd
GA8 TC-320
Fixed-wing, single engine County of San Bernardino
San Bernardino, California
Standard 2018-02-01 ValidFAA registration status code V: Valid registration. All codes
N1753S Gippsaero Pty Ltd
GA8 TC-320
Fixed-wing, single engine Fsa Aviation INC
Wilmington, Delaware
Standard 2017-12-01 ValidFAA registration status code V: Valid registration. All codes
N80TP Gippsaero Pty Ltd
GA8 TC-320
Fixed-wing, single engine Global Aerials INC
Pembroke Pines, Florida
Standard 2017-11-03 ValidFAA registration status code V: Valid registration. All codes
N153HP Gippsaero Pty Ltd
GA8 TC-320
Fixed-wing, single engine California Highway Patrol
Sacramento, California
Standard 2017-08-22 ValidFAA registration status code V: Valid registration. All codes
N2035 Piper Aircraft Inc
PA-32R-301T
Fixed-wing, single engine 2035 Holdings LLC
North Las Vegas, Nevada
Standard 2017-07-18 ValidFAA registration status code V: Valid registration. All codes
N132GT Piper Aircraft Inc
PA-32R-301T
Fixed-wing, single engine Legal Eagle 2 LLC
Jefferson City, Missouri
Standard 2016-09-26 ValidFAA registration status code V: Valid registration. All codes
N139HP Gippsaero Pty Ltd
GA8 TC-320
Fixed-wing, single engine California Highway Patrol
Sacramento, California
Standard 2016-08-01 ValidFAA registration status code V: Valid registration. All codes
N477HP New Piper Aircraft Inc
PA-32R-301T
Fixed-wing, single engine Co-owned owner
Texas
Standard 2016-03-24 ValidFAA registration status code V: Valid registration. All codes
N137HP Gippsaero Pty Ltd
GA8 TC-320
Fixed-wing, single engine California Highway Patrol
Sacramento, California
Standard 2016-03-08 ValidFAA registration status code V: Valid registration. All codes
N99GA Gippsaero Pty Ltd
GA8 TC-320
Fixed-wing, single engine Rustair INC
Anchorage, Alaska
Standard 2016-02-25 ValidFAA registration status code V: Valid registration. All codes
N140HP Gippsaero Pty Ltd
GA8 TC-320
Fixed-wing, single engine California Highway Patrol
Sacramento, California
Standard 2015-03-16 ValidFAA registration status code V: Valid registration. All codes
N289MJ Piper Aircraft Inc
PA-32R-301T
Fixed-wing, single engine J-Com Aviation LLC
Richland, Mississippi
Standard 2014-07-25 ValidFAA registration status code V: Valid registration. All codes
N68GA Gippsaero Pty Ltd
GA8 TC-320
Fixed-wing, single engine Sky Combat Blue LLC
Brookhaven, Georgia
Standard 2014-05-21 ValidFAA registration status code V: Valid registration. All codes
N1197L Cessna
T206H
Fixed-wing, single engine Individual owner
Alabama
Standard 2013-12-26 ValidFAA registration status code V: Valid registration. All codes
N474ST Piper Aircraft Inc
PA-32R-301T
Fixed-wing, single engine 474 Sierra LLC
Toms River, New Jersey
Standard 2013-07-02 ValidFAA registration status code V: Valid registration. All codes
N3129B New Piper Aircraft Inc
PA-32R-301T
Fixed-wing, single engine Individual owner
Connecticut
Standard 2013-04-15 ValidFAA registration status code V: Valid registration. All codes
N79AU Piper
PA-32R-301T
Fixed-wing, single engine Individual owner
California
Standard 2012-07-23 ValidFAA registration status code V: Valid registration. All codes
N3151H New Piper Aircraft Inc
PA-32R-301T
Fixed-wing, single engine D S R D Investments LLC
Oklahoma City, Oklahoma
Standard 2012-01-20 ValidFAA registration status code V: Valid registration. All codes
N432LL New Piper Aircraft Inc
PA-32R-301T
Fixed-wing, single engine Buckingham Aero LLC
Buckingham, Virginia
Standard 2010-12-10 ValidFAA registration status code V: Valid registration. All codes
N6052C Piper Aircraft Inc
PA-32R-301T
Fixed-wing, single engine Double D Air LLC
Lake In the Hills, Illinois
Standard 2009-11-03 ValidFAA registration status code V: Valid registration. All codes
N974C Piper Aircraft Inc
PA-32R-301T
Fixed-wing, single engine T&W Rentals LLC
Houma, Louisiana
Standard 2009-06-08 ValidFAA registration status code V: Valid registration. All codes
N25CA New Piper Aircraft Inc
PA-32R-301T
Fixed-wing, single engine White Dog Aviation LLC
Portola Valley, California
Standard 2008-02-09 ValidFAA registration status code V: Valid registration. All codes
N495KB Ga8 Airvan (Pty) Ltd
GA8-TC320
Fixed-wing, single engine Wipaire INC
South Saint Paul, Minnesota
Experimental 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.