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

Continental IO-550 series

3,077 aircraft on the U.S. register carry a Continental IO-550 series engine, rated at about 300 horsepower. The Cirrus SR22 is the model most often fitted with it (1,265 aircraft). The aircraft carrying it were built between 1968 and 2025.

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 series. FAA spelling: IO-550 SERIES.

Fitted to model families

Cirrus SR221,265Beechcraft A36 Bonanza724Mooney M-20366Beechcraft 58 Baron274Lancair Company LC4265Lancair Company LC-4058Cessna A185 Skywagon26Cessna U206 Stationair22Beechcraft F33 Bonanza15Beechcraft V35 Bonanza13Beechcraft A4510Beechcraft G36 Bonanza8

Cirrus SR22 · Beechcraft A36 Bonanza · Mooney M-20 · Beechcraft 58 Baron · Lancair Company LC42 · Lancair Company LC-40 · Cessna A185 Skywagon · Cessna U206 Stationair · Beechcraft F33 Bonanza · Beechcraft V35 Bonanza

Where they are owner's state

Texas278California248Florida237Delaware152North Carolina119Georgia106Tennessee82Arizona81Oklahoma78Ohio75

Kind of aircraft

Piston singles2,785 (91%)Piston twins282 (9%)Turboprops10 (0.3%)

When the aircraft were built by decade

04328651,2981,7301940195019601970198019902000201092020

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

No FAA order in the current files names this engine series. Operators and repair shops have filed 239 failure reports with the FAA since 1995, 16 of them in the last ten years.

Failure reports 239 since · what operators and shops told the FAA

08172634950106111825126

Parts most often reported as the reports name them

Cylinder10Alternator6Bulkhead6Motor6Pump6Wire6Bearing5Bracket5Brake Disc5Oil Cooler5

Latest reports

2026-01-26Pump: faulted
2025-02-17Piston: failed
2023-12-30Engine: power loss
2022-09-29Bearing: failed
2022-09-29Bearing: failed

Certificates and bulletins

Safety bulletins 1 · advice, not orders

2002-08-08NE-02-41 ·

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-series.json · about the eFlight graph.

Aircraft newest certificates first · 3,077

Tail no.Maker and modelGroupOwner and baseCertificateRegisteredStatus
N724CM Cirrus Design Corp
SR22
Fixed-wing, single engine Parker Air LLC
Mobile, Alabama
Standard 2021-04-29 ValidFAA registration status code V: Valid registration. All codes
N820GH Beech
A36
Fixed-wing, single engine Co-owned owner
Texas
Standard 2021-04-29 ValidFAA registration status code V: Valid registration. All codes
N1127J Raytheon Aircraft Company
A36
Fixed-wing, single engine G36 Holdings LLC
Sioux Falls, South Dakota
Standard 2021-04-28 ValidFAA registration status code V: Valid registration. All codes
N988CD Cirrus Design Corp
SR22
Fixed-wing, single engine Individual owner
Arizona
Standard 2021-04-22 ValidFAA registration status code V: Valid registration. All codes
N66LA Beech
A36
Fixed-wing, single engine Aviary LLC
Greer, South Carolina
Standard 2021-04-20 ValidFAA registration status code V: Valid registration. All codes
N326TJ Mooney
M20R
Fixed-wing, single engine Individual owner
Texas
Standard 2021-04-19 ValidFAA registration status code V: Valid registration. All codes
N328PM Patrick Mayworm
VELOCITY XL-RG
Fixed-wing, single engine Individual owner
Virginia
Experimental 2021-04-19 ValidFAA registration status code V: Valid registration. All codes
N565P Raytheon Aircraft Company
A36
Fixed-wing, single engine Aero Cruz LLC
Agoura Hills, California
Standard 2021-04-19 ValidFAA registration status code V: Valid registration. All codes
N83RJ Mooney
M20R
Fixed-wing, single engine Mckenzie Aviation CORP
Port Orange, Florida
Standard 2021-04-19 ValidFAA registration status code V: Valid registration. All codes
N214JS Mooney
M20R
Fixed-wing, single engine Co-owned owner
California
Standard 2021-04-17 ValidFAA registration status code V: Valid registration. All codes
N459CD Cirrus Design Corp
SR22
Fixed-wing, single engine Ursine Teleportation LLC
Redmond, Washington
Standard 2021-04-17 ValidFAA registration status code V: Valid registration. All codes
N57TU Cirrus Design Corp
SR22
Fixed-wing, single engine Co-owned owner
South Carolina
Standard 2021-04-13 ValidFAA registration status code V: Valid registration. All codes
N2169W Mooney Aircraft Corp.
M20S
Fixed-wing, single engine N2169W LLC
Golden, Colorado
Standard 2021-04-12 ValidFAA registration status code V: Valid registration. All codes
N521PW Beech
A36
Fixed-wing, single engine Doghouse Aviation LLC
Vienna, Virginia
Standard 2021-04-09 ValidFAA registration status code V: Valid registration. All codes
N545CP Cirrus Design Corp
SR22
Fixed-wing, single engine 545 Charlie Papa LLC
Colorado Springs, Colorado
Standard 2021-04-09 ValidFAA registration status code V: Valid registration. All codes
N827CD Cirrus Design Corp
SR22
Fixed-wing, single engine Swiss Wings INC Trustee
Wilmington, Delaware
Standard 2021-04-09 ValidFAA registration status code V: Valid registration. All codes
N1066U Mooney
M20R
Fixed-wing, single engine Co-owned owner
Texas
Standard 2021-04-08 ValidFAA registration status code V: Valid registration. All codes
N120WP Cirrus Design Corp
SR22
Fixed-wing, single engine Co-owned owner
New Jersey
Standard 2021-04-08 ValidFAA registration status code V: Valid registration. All codes
N1564D Beech
A36
Fixed-wing, single engine Awy LLC
Bentonville, Arkansas
Standard 2021-04-08 ValidFAA registration status code V: Valid registration. All codes
N322CD Cirrus Design Corp
SR22
Fixed-wing, single engine Gnc Industries INC
Pocahontas, Arkansas
Standard 2021-04-08 ValidFAA registration status code V: Valid registration. All codes
N808GW Cirrus Design Corp
SR22
Fixed-wing, single engine Individual owner
California
Standard 2021-04-08 ValidFAA registration status code V: Valid registration. All codes
N747SJ Cirrus Design Corp
SR22
Fixed-wing, single engine Individual owner
Kentucky
Standard 2021-04-07 ValidFAA registration status code V: Valid registration. All codes
N8126G Cirrus Design Corp
SR22
Fixed-wing, single engine Twylia J Sekavec LLC
Brownell, Kansas
Standard 2021-04-07 ValidFAA registration status code V: Valid registration. All codes
N336RD Beech
A36
Fixed-wing, single engine Individual owner
Louisiana
Standard 2021-04-05 ValidFAA registration status code V: Valid registration. All codes
N8153V Cirrus Design Corp
SR22
Fixed-wing, single engine Red River Leasing LLC
Memphis, Tennessee
Standard 2021-04-05 ValidFAA registration status code V: Valid registration. All codes
N6BY Beech
58
Fixed-wing, multi-engine Dac Aero LLC
Jacksonville, Florida
Standard 2021-03-30 ValidFAA registration status code V: Valid registration. All codes
N328RH Cirrus Design Corp
SR22
Fixed-wing, single engine Individual owner
Florida
Standard 2021-03-29 ValidFAA registration status code V: Valid registration. All codes
N8191K Beech
A36
Fixed-wing, single engine Summerfields Animal Hospital Pllc
Fort Worth, Texas
Standard 2021-03-29 ValidFAA registration status code V: Valid registration. All codes
N386DM Ballin Dan
LANCAIR LEGACY
Fixed-wing, single engine Individual owner
Pennsylvania
Experimental 2021-03-27 ValidFAA registration status code V: Valid registration. All codes
N67AL Beech
A36
Fixed-wing, single engine Co-owned owner
California
Standard 2021-03-27 ValidFAA registration status code V: Valid registration. All codes
N819LA Beech
A36
Fixed-wing, single engine Co-owned owner
California
Standard 2021-03-23 ValidFAA registration status code V: Valid registration. All codes
N21737 Mooney Aircraft Corp.
M20S
Fixed-wing, single engine Eagle Series A Separate Series of
Houston, Texas
Standard 2021-03-22 ValidFAA registration status code V: Valid registration. All codes
N694TT Cirrus Design Corp
SR22
Fixed-wing, single engine Individual owner
California
Standard 2021-03-22 ValidFAA registration status code V: Valid registration. All codes
N8955Z Raytheon Aircraft Company
58
Fixed-wing, multi-engine Individual owner
Virginia
Standard 2021-03-22 ValidFAA registration status code V: Valid registration. All codes
N144AE Lancair Company
LC-40-550FG
Fixed-wing, single engine Individual owner
Arizona
Standard 2021-03-20 ValidFAA registration status code V: Valid registration. All codes
N11WP Beech
A36
Fixed-wing, single engine Placer Aviation LLC
Loomis, California
Standard 2021-03-18 ValidFAA registration status code V: Valid registration. All codes
N5854A Cirrus Design Corp
SR22
Fixed-wing, single engine Wings Level 22 LLC
Elmira, Oregon
Standard 2021-03-18 ValidFAA registration status code V: Valid registration. All codes
N789SP Cirrus Design Corp
SR22
Fixed-wing, single engine Co-owned owner
Wyoming
Standard 2021-03-17 ValidFAA registration status code V: Valid registration. All codes
N1099A Raytheon Aircraft Company
A36
Fixed-wing, single engine Individual owner
Pennsylvania
Standard 2021-03-15 ValidFAA registration status code V: Valid registration. All codes
N6212C Cirrus Design Corp
SR22
Fixed-wing, single engine Jensen Consulting Service LLC
Valparaiso, Indiana
Standard 2021-03-13 ValidFAA registration status code V: Valid registration. All codes
N7131 Raytheon Aircraft Company
A36
Fixed-wing, single engine Co-owned owner
Kansas
Standard 2021-03-12 ValidFAA registration status code V: Valid registration. All codes
N9132B Mooney
M20R
Fixed-wing, single engine Individual owner
Texas
Standard 2021-03-12 ValidFAA registration status code V: Valid registration. All codes
N5228K Navion
NAVION B
Fixed-wing, single engine D/S Aviation LLC
Las Vegas, Nevada
Experimental 2021-03-09 ValidFAA registration status code V: Valid registration. All codes
N248SH Cirrus Design Corp
SR22
Fixed-wing, single engine Co-owned owner
Florida
Standard 2021-03-08 ValidFAA registration status code V: Valid registration. All codes
N491S Cirrus Design Corp
SR22
Fixed-wing, single engine Gryphon Ventures LLC
Apollo Beach, Florida
Standard 2021-03-08 ValidFAA registration status code V: Valid registration. All codes
N800LC Cessna
182L
Fixed-wing, single engine 54 Aero LLC
Spade, Texas
Standard 2021-03-08 ValidFAA registration status code V: Valid registration. All codes
N649CD Cirrus Design Corp
SR22
Fixed-wing, single engine Southcap Brokerage Altanta INC
Inlet Beach, Florida
Standard 2021-03-05 ValidFAA registration status code V: Valid registration. All codes
N8237J Beech
A36
Fixed-wing, single engine Co-owned owner
Oklahoma
Standard 2021-03-05 ValidFAA registration status code V: Valid registration. All codes
N2653M Beech
A36
Fixed-wing, single engine 97 Lima LLC
Edina, Minnesota
Standard 2021-03-04 ValidFAA registration status code V: Valid registration. All codes
N58WP Schroeder J G/Szot R J
LANCAIR ES
Fixed-wing, single engine Harrell Services Group LLC
Fort Mill, South Carolina
Experimental 2021-03-04 ValidFAA registration status code V: Valid registration. All codes
N924AL Mooney
M20R
Fixed-wing, single engine Com Air LLC
Jackson, Missouri
Standard 2021-03-03 ValidFAA registration status code V: Valid registration. All codes
N321BG Cirrus Design Corp
SR22
Fixed-wing, single engine Itinerant Orl LLC
Columbia, South Carolina
Standard 2021-03-02 ValidFAA registration status code V: Valid registration. All codes
N615BB Cirrus Design Corp
SR22
Fixed-wing, single engine Bmu22 LLC
Lancaster, Ohio
Standard 2021-03-02 ValidFAA registration status code V: Valid registration. All codes
N2502Q Lancair Company
LC42-550FG
Fixed-wing, single engine Maxim Aviation LLC
Sugarloaf Key, Florida
Standard 2021-02-27 ValidFAA registration status code V: Valid registration. All codes
N182SZ Cessna
182P
Fixed-wing, single engine High Wing Aviation LLC
Phoenix, Arizona
Standard 2021-02-26 ValidFAA registration status code V: Valid registration. All codes
N21843 Mooney
M20R
Fixed-wing, single engine Individual owner
California
Standard 2021-02-26 ValidFAA registration status code V: Valid registration. All codes
N905MA Mooney
M20R
Fixed-wing, single engine High Flight LLC
Casey, Illinois
Standard 2021-02-25 ValidFAA registration status code V: Valid registration. All codes
N224LR Cirrus Design Corp
SR22
Fixed-wing, single engine Quest Analytics LLC
Pittsburgh, Pennsylvania
Standard 2021-02-20 ValidFAA registration status code V: Valid registration. All codes
N232FJ Cirrus Design Corp
SR22
Fixed-wing, single engine Construct Air LLC
Osage Beach, Missouri
Standard 2021-02-20 ValidFAA registration status code V: Valid registration. All codes
N10469 Mooney
M20R
Fixed-wing, single engine Airscout LLC
Valdosta, Georgia
Standard 2021-02-19 ValidFAA registration status code V: Valid registration. All codes
N572CD Cirrus Design Corp
SR22
Fixed-wing, single engine Waite Aviation LLC
Xenia, Ohio
Standard 2021-02-18 ValidFAA registration status code V: Valid registration. All codes
N968PH Cirrus Design Corp
SR22
Fixed-wing, single engine Armstrong Aviation LLC
Nashville, Tennessee
Standard 2021-02-18 ValidFAA registration status code V: Valid registration. All codes
N196GX Mooney
M20R
Fixed-wing, single engine Co-owned owner
District of Columbia
Standard 2021-02-17 ValidFAA registration status code V: Valid registration. All codes
N3236Q Raytheon Aircraft Company
A36
Fixed-wing, single engine Bo'S Investments LLC
Amarillo, Texas
Standard 2021-02-17 ValidFAA registration status code V: Valid registration. All codes
N165JV Raytheon Aircraft Company
A36
Fixed-wing, single engine High Desert Aviation and Aerobatics LLC
Pocatello, Idaho
Standard 2021-02-11 ValidFAA registration status code V: Valid registration. All codes
N222SR Cirrus Design Corp
SR22
Fixed-wing, single engine C & C Air LLC
Cumming, Georgia
Standard 2021-02-11 ValidFAA registration status code V: Valid registration. All codes
N399TA Raytheon Aircraft Company
A36
Fixed-wing, single engine Co-owned owner
Washington
Standard 2021-02-11 ValidFAA registration status code V: Valid registration. All codes
N550LW Wasserott Elmer H
LANCAIR ES
Fixed-wing, single engine Individual owner
Oklahoma
Experimental 2021-02-11 ValidFAA registration status code V: Valid registration. All codes
N2155E Mooney
M20R
Fixed-wing, single engine Cavu Aviation LLC
Sugar Grove, Illinois
Standard 2021-02-10 ValidFAA registration status code V: Valid registration. All codes
N5009U Cirrus Design Corp
SR22
Fixed-wing, single engine Orca Flight LLC
Keaau, Hawaii
Standard 2021-02-10 ValidFAA registration status code V: Valid registration. All codes
N731P Raytheon Aircraft Company
58
Fixed-wing, multi-engine Capital Dental Management
Medford, Oregon
Standard 2021-02-10 ValidFAA registration status code V: Valid registration. All codes
N345D Beech
A36
Fixed-wing, single engine Individual owner
South Carolina
Standard 2021-02-06 ValidFAA registration status code V: Valid registration. All codes
N525FS Raytheon Aircraft Company
A36
Fixed-wing, single engine Wrb Aircraft Leasing LLC
Wilmington, Delaware
Standard 2021-02-06 ValidFAA registration status code V: Valid registration. All codes
N311PD Mooney
M20R
Fixed-wing, single engine Individual owner
Ohio
Standard 2021-02-05 ValidFAA registration status code V: Valid registration. All codes
N25Q Raytheon Aircraft Company
A36
Fixed-wing, single engine Powair LLC
Boynton Beach, Florida
Standard 2021-02-04 ValidFAA registration status code V: Valid registration. All codes
N517SW Cirrus Design Corp
SR22
Fixed-wing, single engine Starship Aviation LLC
Northville, Michigan
Standard 2021-02-03 ValidFAA registration status code V: Valid registration. All codes
N638LL Beech
A45
Fixed-wing, single engine Fire Island Flight LLC
Islip, New York
Standard 2021-01-26 ValidFAA registration status code V: Valid registration. All codes
N3046D Beech
A36
Fixed-wing, single engine Co-owned owner
Arizona
Standard 2021-01-23 ValidFAA registration status code V: Valid registration. All codes
N424EG Cirrus Design Corp
SR22
Fixed-wing, single engine S&R Flying LLC
Franklin, Tennessee
Standard 2021-01-23 ValidFAA registration status code V: Valid registration. All codes
N7788H Beech
A36
Fixed-wing, single engine Teodoro Financial Group INC
Mill Valley, California
Standard 2021-01-23 ValidFAA registration status code V: Valid registration. All codes
N18BG Wag Inc/Gardner W
LANCAIR ES
Fixed-wing, single engine Individual owner
Pennsylvania
Experimental 2021-01-14 ValidFAA registration status code V: Valid registration. All codes
N1550G Beech
A36
Fixed-wing, single engine Individual owner
California
Standard 2021-01-13 ValidFAA registration status code V: Valid registration. All codes
N2484F Cessna
180H
Fixed-wing, single engine Individual owner
Alaska
Multiple 2021-01-13 ValidFAA registration status code V: Valid registration. All codes
N2714C Cirrus Design Corp
SR22
Fixed-wing, single engine Individual owner
Massachusetts
Standard 2021-01-13 ValidFAA registration status code V: Valid registration. All codes
N318CA Raytheon Aircraft Company
58
Fixed-wing, multi-engine Individual owner
Texas
Standard 2021-01-13 ValidFAA registration status code V: Valid registration. All codes
N282EE Cirrus Design Corp
SR22
Fixed-wing, single engine Fogprop N282Ee LLC
Bolinas, California
Standard 2021-01-12 ValidFAA registration status code V: Valid registration. All codes
N1952K Cirrus Design Corp
SR22
Fixed-wing, single engine Ward & Ward Management Consultants INC
Sparta, Tennessee
Standard 2021-01-11 ValidFAA registration status code V: Valid registration. All codes
N458JH Beech
A36
Fixed-wing, single engine Vliegtuig Holdings LLC
Kalispell, Montana
Standard 2021-01-11 ValidFAA registration status code V: Valid registration. All codes
N8139K Cirrus Design Corp
SR22
Fixed-wing, single engine N8139K LLC
Bethalto, Illinois
Standard 2021-01-11 ValidFAA registration status code V: Valid registration. All codes
N385C Cirrus Design Corp
SR22
Fixed-wing, single engine Co-owned owner
Alabama
Standard 2021-01-05 ValidFAA registration status code V: Valid registration. All codes
N482KB Kenneth Bethune
LANCAIR ES
Fixed-wing, single engine Individual owner
Alabama
Experimental 2021-01-04 ValidFAA registration status code V: Valid registration. All codes
N125BR Cirrus Design Corp
SR22
Fixed-wing, single engine Rh22 LLC
Tampa, Florida
Standard 2020-12-29 ValidFAA registration status code V: Valid registration. All codes
N994PM Cirrus Design Corp
SR22
Fixed-wing, single engine Alpha Dogs Aviation LLC
Powell, Ohio
Standard 2020-12-21 ValidFAA registration status code V: Valid registration. All codes
N323W Cirrus Design Corp
SR22
Fixed-wing, single engine Whitewings Aviation LLC
Milton, Georgia
Standard 2020-12-18 ValidFAA registration status code V: Valid registration. All codes
N428TM Cirrus Design Corp
SR22
Fixed-wing, single engine Blue Jay Omni Bearing LLC
Fargo, North Dakota
Standard 2020-12-18 ValidFAA registration status code V: Valid registration. All codes
N2803M Raytheon Aircraft Company
A36
Fixed-wing, single engine Bonanza N2803M LLC
Conway, Arkansas
Standard 2020-12-17 ValidFAA registration status code V: Valid registration. All codes
N8511 Cirrus Design Corp
SR22
Fixed-wing, single engine Scenic City Aero LLC
Chattanooga, Tennessee
Standard 2020-12-17 ValidFAA registration status code V: Valid registration. All codes
N2307C Raytheon Aircraft Company
A36
Fixed-wing, single engine Co-owned owner
California
Standard 2020-12-16 ValidFAA registration status code V: Valid registration. All codes
N336HP Beech
F33A
Fixed-wing, single engine Chs Acquisitions INC
Dallas, Texas
Standard 2020-12-16 ValidFAA registration status code V: Valid registration. All codes
N913AD Cirrus Design Corp
SR22
Fixed-wing, single engine Patriot Freight LLC
Pewaukee, Wisconsin
Standard 2020-12-16 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 7, 2026. Horsepower and thrust are the FAA's figures for the series, not for a particular aircraft.