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

Continental IO-550-G

115 aircraft on the U.S. register carry a Continental IO-550-G engine, rated at about 280 horsepower. The Mooney M-20 is the model most often fitted with it (96 aircraft). The aircraft carrying it were built between 1985 and 2020.

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 Continental IO-550-G. FAA spelling: IO-550-G.

Fitted to model families

Mooney M-2096Barracuda N380L Llc NLA-2751Browning Frank QUESTAIR VENTURE1Busch Robert M F-1 ROCKET II1Cessna U206 Stationair1Griffin James Howard GRIFFIN SPECIAL1Hane Carter H LANCAIR ES/FB1Hatton Frederick L LANCAIR LEGACY1Kilani Reda LANCAIR IV1Mercer Gerald G QUEST AIR VENTURE1Michael Kelley M KELLEY LANCAIR ES1Robens Jane F QUESTAIR VENTURE1

Mooney M-20 · Barracuda N380L Llc NLA-275 · Browning Frank QUESTAIR VENTURE · Busch Robert M F-1 ROCKET II · Cessna U206 Stationair · Griffin James Howard GRIFFIN SPECIAL · Hane Carter H LANCAIR ES/FB · Hatton Frederick L LANCAIR LEGACY · Kilani Reda LANCAIR IV · Mercer Gerald G QUEST AIR VENTURE

Where they are owner's state

Texas11Florida11California11Delaware8Louisiana5New Mexico4North Carolina4Montana4Kansas4Alabama4

Kind of aircraft

Piston singles114 (99%)Turboprops1 (0.9%)

When the aircraft were built by decade

02041628211940119807199082200016201012020

What the FAA has certified, ordered and been told about the Continental IO-550-G the component layer

The design is held under 1 type certificate (E3SO, held by Continental Aerospace Technologies, INC.). The FAA has issued 23 airworthiness directives (orders that owners must comply with) that name this engine series. Operators and repair shops have filed 25 failure reports with the FAA since 1995, 8 of them in the last ten years.

FAA orders 23 airworthiness directives · newest first

2023-10-262023-17-04 · Reciprocating Engine Oil System · engine
2023-03-152023-05-16 · Reciprocating Engine Power Section · engine
2023-02-232023-04-08 · Reciprocating Engine Power Section · engine
2023-02-172023-02-12 · Engine Air Intake System · engine
2022-03-292022-04-04 · Reciprocating Engine Oil System · engine
2020-09-212020-16-11 · SUMMARY: Reciprocating Cylinder Section · engine

All orders naming the Continental IO-550-G

Failure reports 25 since · what operators and shops told the FAA

01245990515120

Parts most often reported as the reports name them

Rod End3Oil Cooler2Pump2Actuator1Bearing1Bolt1Bulkhead1Clamp1Cylinder1Cylinder Head1

Latest reports

2020-09-07Spark Plug: failed
2017-08-09Oil Cooler: damaged
2017-04-12Spar Web: cracked
2015-06-22Display: failed
2015-01-26Cylinder Head: cracked

Certificates and bulletins

E3SOType certificate held by Continental Aerospace Technologies, INC. · 20 models listed · revised April 6, 2020

Safety bulletins 10 · advice, not orders

2020-04-06NE-20-05 · POWERPLANT - Engine Camshaft Gear Tooth Fracture
2018-06-20NE-18-16 · POWERPLANT Alternator Drive Coupling
2017-05-10NE-17-11 · POWERPLANT Engine damage as a result of kickback
2016-03-08NE-16-13 · Powerplant - Prohibited use of sealant
2013-02-08NE-13-15 · Engine Controls: Continental Motors, Inc. (CMI) Throttle and Mixture Control Levers

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/continental-io-550-g.json · about the eFlight graph.

Aircraft newest certificates first · 115

Tail no.Maker and modelGroupOwner and baseCertificateRegisteredStatus
N17FY Mercer Gerald G
QUEST AIR VENTURE
Fixed-wing, single engine Velocity Air LLC
Allen, Texas
Experimental 2026-08-28 ValidFAA registration status code V: Valid registration. All codes
N211TS Mooney
M20R
Fixed-wing, single engine Individual owner
New York
Standard 2026-08-05 ValidFAA registration status code V: Valid registration. All codes
N431MJ Mooney
M20R
Fixed-wing, single engine Flightera LLC
Richmond, Kentucky
Standard 2026-07-03 ValidFAA registration status code V: Valid registration. All codes
N678JC Mooney
M20R
Fixed-wing, single engine Jacs Adventures LLC
Conroe, Texas
Standard 2026-03-25 ValidFAA registration status code V: Valid registration. All codes
N826JS Mooney
M20R
Fixed-wing, single engine Individual owner
North Carolina
Standard 2026-03-11 ValidFAA registration status code V: Valid registration. All codes
N968RS Mooney
M20R
Fixed-wing, single engine Guidetech INC
Beaverton, Oregon
Standard 2026-02-16 ValidFAA registration status code V: Valid registration. All codes
N430G Mooney
M20R
Fixed-wing, single engine Drew Gorrie Photography LLC
Lawrenceville, Georgia
Standard 2026-02-06 ValidFAA registration status code V: Valid registration. All codes
N24KU Mooney Aircraft Corp.
M20S
Fixed-wing, single engine Kr Aircraft LLC
Clinton, Mississippi
Standard 2026-01-06 ValidFAA registration status code V: Valid registration. All codes
N792RC Mooney
M20R
Fixed-wing, single engine Withheld at owner's request
Standard 2025-12-11 ValidFAA registration status code V: Valid registration. All codes
N2AA Steiner Russell C
LANCAIR LEGACY
Fixed-wing, single engine Sapphire Skies LLC
Kalamazoo, Michigan
Experimental 2025-12-02 ValidFAA registration status code V: Valid registration. All codes
N995KB Mooney
M20R
Fixed-wing, single engine Individual owner
Louisiana
Standard 2025-11-24 ValidFAA registration status code V: Valid registration. All codes
N408W Ronald C Fish
SKIPSPECIAL
Fixed-wing, single engine Rocket 57 LLC
Scottsdale, Arizona
Experimental 2025-10-16 ValidFAA registration status code V: Valid registration. All codes
N493PS Mooney
M20R
Fixed-wing, single engine On Target Aviation LLC
Albuquerque, New Mexico
Standard 2025-08-07 ValidFAA registration status code V: Valid registration. All codes
N626AG Mooney International Corp
M20U
Fixed-wing, single engine D&L Leasing Montana LLC
Kalispell, Montana
Standard 2025-05-20 ValidFAA registration status code V: Valid registration. All codes
N349BP Mooney
M20R
Fixed-wing, single engine Co-owned owner
Oregon
Standard 2025-03-20 ValidFAA registration status code V: Valid registration. All codes
N120GX Mooney
M20R
Fixed-wing, single engine Low & Slow Aviation Ventures LLC
Fort Myers, Florida
Standard 2025-03-05 ValidFAA registration status code V: Valid registration. All codes
N618TG Mooney International Corp
M20U
Fixed-wing, single engine Gmg Aviation LLC
Leesville, Louisiana
Standard 2025-02-13 ValidFAA registration status code V: Valid registration. All codes
N60TY Mooney
M20R
Fixed-wing, single engine International Air Services INC Trustee
Carson City, Nevada
Standard 2025-01-21 ValidFAA registration status code V: Valid registration. All codes
N3345M Mooney International Corp
M20U
Fixed-wing, single engine Ez Aviation Holdings LLC
Orlando, Florida
Standard 2025-01-19 ValidFAA registration status code V: Valid registration. All codes
N755BW Mooney
M20R
Fixed-wing, single engine Sky West Aviation INC Trustee
Albuquerque, New Mexico
Standard 2025-01-13 ValidFAA registration status code V: Valid registration. All codes
N56AG Tim Chemello
LANCAIR SUPER ES
Fixed-wing, single engine Individual owner
Virginia
Experimental 2024-11-25 ValidFAA registration status code V: Valid registration. All codes
N969RP Mooney
M20R
Fixed-wing, single engine Individual owner
Arizona
Standard 2024-11-22 ValidFAA registration status code V: Valid registration. All codes
N288DM Mooney
M20R
Fixed-wing, single engine Individual owner
Washington
Standard 2024-10-17 ValidFAA registration status code V: Valid registration. All codes
N627HP Mooney Airplane Co Inc
M20TN
Fixed-wing, single engine Co-owned owner
California
Standard 2024-10-09 ValidFAA registration status code V: Valid registration. All codes
N20RJ Mooney International Corp
M20U
Fixed-wing, single engine Individual owner
New York
Standard 2024-10-01 ValidFAA registration status code V: Valid registration. All codes
N927GR Mooney
M20R
Fixed-wing, single engine Jesses Custom Aviation LLC
Missoula, Montana
Standard 2024-09-27 ValidFAA registration status code V: Valid registration. All codes
N19XP Busch Robert M
F-1 ROCKET II
Fixed-wing, single engine Momentum Foundation INC
Tullahoma, Tennessee
Experimental 2024-07-22 ValidFAA registration status code V: Valid registration. All codes
N783SY Mooney
M20R
Fixed-wing, single engine Krajewski Richard
North Sutton, New Hampshire
Standard 2024-06-05 ValidFAA registration status code V: Valid registration. All codes
N1034S Mooney
M20R
Fixed-wing, single engine Individual owner
Florida
Standard 2024-05-21 ValidFAA registration status code V: Valid registration. All codes
N102PT Mooney
M20R
Fixed-wing, single engine Nion LLC
New Century, Kansas
Standard 2024-04-04 ValidFAA registration status code V: Valid registration. All codes
N409PC Mooney
M20R
Fixed-wing, single engine Co-owned owner
Oklahoma
Standard 2023-12-02 ValidFAA registration status code V: Valid registration. All codes
N2811A Mooney
M20R
Fixed-wing, single engine Adrien Aviation LLC
Rochester, Michigan
Standard 2023-08-29 ValidFAA registration status code V: Valid registration. All codes
N486PS Mooney
M20R
Fixed-wing, single engine Individual owner
Louisiana
Standard 2023-08-08 ValidFAA registration status code V: Valid registration. All codes
N216RA Mooney
M20R
Fixed-wing, single engine K&E Equipment LLC
Hammond, Louisiana
Standard 2023-07-08 ValidFAA registration status code V: Valid registration. All codes
N333YC Mooney
M20R
Fixed-wing, single engine Sky West Aviation INC Trustee
Albuquerque, New Mexico
Standard 2023-07-07 ValidFAA registration status code V: Valid registration. All codes
N617DH Mooney
M20R
Fixed-wing, single engine Championx LLC
Sugar Land, Texas
Standard 2023-06-14 ValidFAA registration status code V: Valid registration. All codes
N823AF Mooney
M20R
Fixed-wing, single engine Aerosset LLC
San Juan, Puerto Rico
Standard 2023-04-13 ValidFAA registration status code V: Valid registration. All codes
N321MD Mooney
M20R
Fixed-wing, single engine Co-owned owner
Texas
Standard 2023-02-06 ValidFAA registration status code V: Valid registration. All codes
N395MR Mooney
M20R
Fixed-wing, single engine Paramount Risk Mgmt and Insurance Scvs LLC
San Luis Obispo, California
Standard 2023-01-17 ValidFAA registration status code V: Valid registration. All codes
N2011T Mooney International Corp
M20R
Fixed-wing, single engine Individual owner
Alabama
Standard 2023-01-08 ValidFAA registration status code V: Valid registration. All codes
N987JC Mooney
M20R
Fixed-wing, single engine Decoboard Enterprises INC
San Bernardino, California
Standard 2023-01-04 ValidFAA registration status code V: Valid registration. All codes
N341JS Mooney
M20R
Fixed-wing, single engine Individual owner
Florida
Standard 2022-12-24 ValidFAA registration status code V: Valid registration. All codes
N87FA Mooney
M20R
Fixed-wing, single engine Aircraft Partner Holdings INC Trustee
Berlin,
Standard 2022-08-30 ValidFAA registration status code V: Valid registration. All codes
N452PS Mooney
M20R
Fixed-wing, single engine Scuffletown LLC
Highlands, New Jersey
Standard 2022-05-13 ValidFAA registration status code V: Valid registration. All codes
N380L Barracuda N380L Llc
NLA-275
Fixed-wing, single engine Co-owned owner
California
Experimental 2022-04-09 ValidFAA registration status code V: Valid registration. All codes
N550CH Hane Carter H
LANCAIR ES/FB
Fixed-wing, single engine Susman Stan J
Santa Cruz, California
Experimental 2022-03-02 ValidFAA registration status code V: Valid registration. All codes
N99YY Mooney
M20R
Fixed-wing, single engine Plane Fun INC Tr Trustee
Snellville, Georgia
Standard 2021-12-02 ValidFAA registration status code V: Valid registration. All codes
N3535R Mooney
M20R
Fixed-wing, single engine Individual owner
Ohio
Standard 2021-09-08 ValidFAA registration status code V: Valid registration. All codes
N413HR Mooney International Corp
M20U
Fixed-wing, single engine Co-owned owner
Florida
Standard 2021-09-01 ValidFAA registration status code V: Valid registration. All codes
N521FH Mooney International Corp
M20R
Fixed-wing, single engine Tvpx Aircraft Solutions INC Trustee
North Salt Lake, Utah
Standard 2021-08-27 ValidFAA registration status code V: Valid registration. All codes
N904HS Mooney
M20R
Fixed-wing, single engine Magica Holdings CORP
Redmond, Washington
Standard 2021-05-19 ValidFAA registration status code V: Valid registration. All codes
N7323M Mooney International Corp
M20U
Fixed-wing, single engine Focus Air LLC
Wilmington, Delaware
Standard 2020-12-10 ValidFAA registration status code V: Valid registration. All codes
N567RD Mooney
M20R
Fixed-wing, single engine Franks Properties LLC
Kisciusko, Mississippi
Standard 2020-12-07 ValidFAA registration status code V: Valid registration. All codes
N436PS Mooney
M20R
Fixed-wing, single engine Co-owned owner
Tennessee
Standard 2020-06-22 ValidFAA registration status code V: Valid registration. All codes
N610J Kilani Reda
LANCAIR IV
Fixed-wing, single engine Individual owner
California
Experimental 2020-05-13 ValidFAA registration status code V: Valid registration. All codes
N517CB Mooney
M20R
Fixed-wing, single engine Delaware Aircraft Trust LLC Trustee
New Castle, Delaware
Standard 2020-05-05 ValidFAA registration status code V: Valid registration. All codes
N945AM Mooney
M20R
Fixed-wing, single engine Individual owner
Indiana
Standard 2020-03-06 ValidFAA registration status code V: Valid registration. All codes
N499RM Mooney
M20R
Fixed-wing, single engine Individual owner
Pennsylvania
Standard 2020-02-27 ValidFAA registration status code V: Valid registration. All codes
N164MK Michael Kelley
M KELLEY LANCAIR ES
Fixed-wing, single engine Individual owner
Oregon
Experimental 2019-12-13 ValidFAA registration status code V: Valid registration. All codes
N102PA Mooney International Corp
M20U
Fixed-wing, single engine Corno Portafortuna LLC
Celina, Texas
Standard 2019-12-03 ValidFAA registration status code V: Valid registration. All codes
N843LG Mooney
M20R
Fixed-wing, single engine Papa Mike LLC
Dover, Delaware
Standard 2019-06-05 ValidFAA registration status code V: Valid registration. All codes
N913ND Mooney
M20R
Fixed-wing, single engine Individual owner
Florida
Standard 2019-06-05 ValidFAA registration status code V: Valid registration. All codes
N29EM Mooney
M20R
Fixed-wing, single engine Ingram Earl
San Marcos, Texas
Standard 2019-06-04 ValidFAA registration status code V: Valid registration. All codes
N99TW Thompson James
VENTURE
Fixed-wing, single engine Individual owner
Illinois
Experimental 2019-06-03 ValidFAA registration status code V: Valid registration. All codes
N517PS Mooney
M20R
Fixed-wing, single engine Luna Volantis II LLC
Lewes, Delaware
Standard 2019-05-07 ValidFAA registration status code V: Valid registration. All codes
N456GX Mooney
M20R
Fixed-wing, single engine Individual owner
Florida
Standard 2019-04-16 ValidFAA registration status code V: Valid registration. All codes
N430TD Mooney
M20R
Fixed-wing, single engine Hhc Aviation LLC
Melbourne, Florida
Standard 2019-03-20 ValidFAA registration status code V: Valid registration. All codes
N642CH Mooney
M20R
Fixed-wing, single engine Phoenix Leasing LLC
Menomonee Falls, Wisconsin
Standard 2019-03-13 ValidFAA registration status code V: Valid registration. All codes
N914BC Mooney
M20R
Fixed-wing, single engine Individual owner
Minnesota
Standard 2018-12-19 ValidFAA registration status code V: Valid registration. All codes
N513CZ Mooney
M20R
Fixed-wing, single engine Individual owner
Illinois
Standard 2018-06-19 ValidFAA registration status code V: Valid registration. All codes
N5515B Mooney
M20R
Fixed-wing, single engine Twist Air INC
Overland Park, Kansas
Standard 2018-05-25 ValidFAA registration status code V: Valid registration. All codes
N79339 Mooney International Corp
M20R
Fixed-wing, single engine Individual owner
Texas
Standard 2018-05-09 ValidFAA registration status code V: Valid registration. All codes
N4545B Mooney
M20R
Fixed-wing, single engine Twist Air INC
Overland Park, Kansas
Standard 2018-05-03 ValidFAA registration status code V: Valid registration. All codes
N95MK Mooney
M20R
Fixed-wing, single engine Latobius LLC
North Chesterfield, Virginia
Standard 2017-12-21 ValidFAA registration status code V: Valid registration. All codes
N9461R Cessna
U206G
Fixed-wing, single engine Ethnos360 INC DBA
Mcneal, Arizona
Standard 2017-09-20 ValidFAA registration status code V: Valid registration. All codes
N154W Willis Ramsdell
RV4R
Fixed-wing, single engine Individual owner
California
Experimental 2017-07-06 ValidFAA registration status code V: Valid registration. All codes
N155DS Mooney
M20R
Fixed-wing, single engine Jk Diamond Star LLC
Hillside, Illinois
Standard 2017-06-13 ValidFAA registration status code V: Valid registration. All codes
N63TJ Mooney
M20R
Fixed-wing, single engine Air & Sea Travel Fantasies LLC
Rutherford, New Jersey
Standard 2017-05-10 ValidFAA registration status code V: Valid registration. All codes
N5151F Mooney
M20R
Fixed-wing, single engine Aoa Capital LLC
Missoula, Montana
Standard 2017-04-05 ValidFAA registration status code V: Valid registration. All codes
N634MC Mooney
M20R
Fixed-wing, single engine Plane Fun INC Tr Trustee
Snellville, Georgia
Standard 2017-03-02 ValidFAA registration status code V: Valid registration. All codes
N111DD Mooney
M20R
Fixed-wing, single engine Moonrad LLC
Republic, Missouri
Standard 2017-02-02 ValidFAA registration status code V: Valid registration. All codes
N451US Mooney
M20R
Fixed-wing, single engine Green LLP
Newport Beach, California
Standard 2017-01-23 ValidFAA registration status code V: Valid registration. All codes
N516EF Mooney
M20R
Fixed-wing, single engine Eckinger Construction CO
Canton, Ohio
Standard 2016-03-17 ValidFAA registration status code V: Valid registration. All codes
N410MB Mooney
M20R
Fixed-wing, single engine Individual owner
Tennessee
Standard 2016-02-08 ValidFAA registration status code V: Valid registration. All codes
N261JM Mooney
M20R
Fixed-wing, single engine Hundal Medical CORP
Malibu, California
Standard 2015-12-19 ValidFAA registration status code V: Valid registration. All codes
N558RM Mooney
M20R
Fixed-wing, single engine Hoffman Aircraft Sales CORP
Wilmington, Delaware
Standard 2015-03-13 ValidFAA registration status code V: Valid registration. All codes
N557D Hatton Frederick L
LANCAIR LEGACY
Fixed-wing, single engine Individual owner
Texas
Experimental 2014-11-07 ValidFAA registration status code V: Valid registration. All codes
N332L Mooney
M20R
Fixed-wing, single engine Co-owned owner
Nevada
Standard 2014-09-11 ValidFAA registration status code V: Valid registration. All codes
N795PJ Mooney
M20R
Fixed-wing, single engine Individual owner
New York
Standard 2013-11-18 ValidFAA registration status code V: Valid registration. All codes
N467PS Mooney
M20R
Fixed-wing, single engine Individual owner
Wyoming
Standard 2013-08-23 ValidFAA registration status code V: Valid registration. All codes
N489PS Mooney
M20R
Fixed-wing, single engine Co-owned owner
Alabama
Standard 2013-08-19 ValidFAA registration status code V: Valid registration. All codes
N1051K Mooney
M20R
Fixed-wing, single engine Individual owner
Alabama
Standard 2013-01-31 ValidFAA registration status code V: Valid registration. All codes
N777XM Mooney
M20R
Fixed-wing, single engine Denton Lake LTD
Port Charlotte, Florida
Standard 2012-08-28 ValidFAA registration status code V: Valid registration. All codes
N197RM Mooney
M20R
Fixed-wing, single engine Hjh Aviation LLC
Gordo, Alabama
Standard 2012-05-16 ValidFAA registration status code V: Valid registration. All codes
N807PJ Mooney
M20R
Fixed-wing, single engine Individual owner
North Carolina
Standard 2012-04-06 ValidFAA registration status code V: Valid registration. All codes
N60GX Mooney
M20R
Fixed-wing, single engine Co-owned owner
California
Standard 2012-02-14 ValidFAA registration status code V: Valid registration. All codes
N444EC Mooney
M20R
Fixed-wing, single engine Ovation LLC
Wichita, Kansas
Standard 2012-01-06 ValidFAA registration status code V: Valid registration. All codes
N4QV Robens Jane F
QUESTAIR VENTURE
Fixed-wing, single engine Individual owner
New Mexico
Experimental 2011-06-29 ValidFAA registration status code V: Valid registration. All codes
N120M Wheeler Kirk
CLASSIC 2008
Fixed-wing, single engine Individual owner
Texas
Experimental 2010-11-22 ValidFAA registration status code V: Valid registration. All codes
N4224K Ryan
NAVION
Fixed-wing, single engine Individual owner
North Carolina
Standard 2010-10-14 ValidFAA registration status code V: Valid registration. All codes
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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.