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

Continental IO-550-N

2,778 aircraft on the U.S. register carry a Continental IO-550-N engine, rated at about 310 horsepower. The Cirrus SR22 is the model most often fitted with it (2,596 aircraft). The aircraft carrying it were built between 2002 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 Continental IO-550-N (2 codes). FAA spellings: IO-550-N · IO-550-N.

Fitted to model families

Cirrus SR222,596Columbia Aircraft Mfg LC4251Cessna LC4215Lancair Company LC426Lancair Company LC-403Cessna U206 Stationair3Andrews Robert E LANCAIR LEGACY1Annsec Corp LEGACY 20001Baker Robert F1 ROCKET1Barnes Daniel LANCAIR ES1Barnes Don LANCAIR LEGACY1Baum Timothy J VELOCITY XL FG1

Cirrus SR22 · Columbia Aircraft Mfg LC42 · Cessna LC42 · Lancair Company LC42 · Lancair Company LC-40 · Cessna U206 Stationair · Andrews Robert E LANCAIR LEGACY · Annsec Corp LEGACY 2000 · Baker Robert F1 ROCKET · Barnes Daniel LANCAIR ES

Where they are owner's state

Florida304Texas212California173Delaware164Georgia110North Carolina94Tennessee90New York86Oklahoma84Virginia76

Kind of aircraft

Piston singles2,774 (100%)Turboprops2 (0.1%)Piston twins1 (0.0%)Gliders1 (0.0%)

When the aircraft were built by decade

03116229321,2435197011980119901,243200072620106742020

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

The design is held under 1 type certificate (E3SO, held by Continental Aerospace Technologies, INC.). The FAA has issued 24 airworthiness directives (orders that owners must comply with) that name this engine series. Operators and repair shops have filed 333 failure reports with the FAA since 1995, 65 of them in the last ten years.

FAA orders 24 airworthiness directives · newest first

2023-10-262023-17-04 · Reciprocating Engine Oil System · engine
2023-07-172023-09-09 · Exhaust Turbine System (Recip) · 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
2020-09-212020-16-11 · SUMMARY: Reciprocating Cylinder Section · engine

All orders naming the Continental IO-550-N

Failure reports 333 since · what operators and shops told the FAA

081624329906111621426

Parts most often reported as the reports name them

Spark Plug13Alternator11Exhaust Header11Adapter10Cylinder10Distributor Gear9Hinge9Oil Cooler8Cylinder Head7Magneto7

Latest reports

2026-09-30Lock Tab: misinstalled
2026-07-01Pump: leaking
2026-04-16Engine: failed
2026-03-13Alternator: failed
2025-11-23Spark Plug: 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-n.json · about the eFlight graph.

Aircraft newest certificates first · 2,778

Tail no.Maker and modelGroupOwner and baseCertificateRegisteredStatus
N794LB Cirrus Design Corp
SR22
Fixed-wing, single engine Lb Aviation LLC
Norma, New Jersey
Standard 2025-01-21 ValidFAA registration status code V: Valid registration. All codes
N701BT Cirrus Design Corp
SR22
Fixed-wing, single engine Vgfs Aviation LLC
Naples, Florida
Standard 2025-01-20 ValidFAA registration status code V: Valid registration. All codes
N884LM Cirrus Design Corp
SR22
Fixed-wing, single engine Vc Travel LLC
Fairport, New York
Standard 2025-01-20 ValidFAA registration status code V: Valid registration. All codes
N87RF Cirrus Design Corp
SR22
Fixed-wing, single engine Cider Mill Aviation LLC
Cape Elizabeth, Maine
Standard 2025-01-19 ValidFAA registration status code V: Valid registration. All codes
N308J Cirrus Design Corp
SR22
Fixed-wing, single engine Jjc Air LLC
Normandy Beach, New Jersey
Standard 2025-01-18 ValidFAA registration status code V: Valid registration. All codes
N105HC Cirrus Design Corp
SR22
Fixed-wing, single engine Ji Aviation LLC
Vidalia, Louisiana
Standard 2025-01-17 ValidFAA registration status code V: Valid registration. All codes
N547DT Cirrus Design Corp
SR22
Fixed-wing, single engine Mcb Family Aviation LLC
Boca Raton, Florida
Standard 2025-01-17 ValidFAA registration status code V: Valid registration. All codes
N562SD Cirrus Design Corp
SR22
Fixed-wing, single engine Warren-Williams LLC
Philadelphia, Pennsylvania
Standard 2025-01-17 ValidFAA registration status code V: Valid registration. All codes
N615MB Cirrus Design Corp
SR22
Fixed-wing, single engine Tango Sierra LLC
Kalispell, Montana
Standard 2025-01-17 ValidFAA registration status code V: Valid registration. All codes
N731JH Cirrus Design Corp
SR22
Fixed-wing, single engine Gcl Juliet Hotel LLC
Winter Springs, Florida
Standard 2025-01-17 ValidFAA registration status code V: Valid registration. All codes
N422JM Cirrus Design Corp
SR22
Fixed-wing, single engine Vertical Consulting LLC
Boise, Idaho
Standard 2025-01-15 ValidFAA registration status code V: Valid registration. All codes
N496GR Cirrus Design Corp
SR22
Fixed-wing, single engine Withheld at owner's request
Standard 2025-01-15 ValidFAA registration status code V: Valid registration. All codes
N606CT Cirrus Design Corp
SR22
Fixed-wing, single engine Pkck Plane LLC
Newton, Massachusetts
Standard 2025-01-15 ValidFAA registration status code V: Valid registration. All codes
N75CK Cirrus Design Corp
SR22
Fixed-wing, single engine Skylounge Aircraft LLC
Indn Hbr Bch, Florida
Standard 2025-01-15 ValidFAA registration status code V: Valid registration. All codes
N312NG Cirrus Design Corp
SR22
Fixed-wing, single engine November Golf LLC
Shamong, New Jersey
Standard 2025-01-14 ValidFAA registration status code V: Valid registration. All codes
N43TM Cirrus Design Corp
SR22
Fixed-wing, single engine Mkt Development LLC
Venedocia, Ohio
Standard 2025-01-14 ValidFAA registration status code V: Valid registration. All codes
N754AP Cirrus Design Corp
SR22
Fixed-wing, single engine Individual owner
Arizona
Standard 2025-01-14 ValidFAA registration status code V: Valid registration. All codes
N761SR Lancair Company
LC-40-550FG
Fixed-wing, single engine Individual owner
Oregon
Standard 2025-01-14 ValidFAA registration status code V: Valid registration. All codes
N42TJ Cirrus Design Corp
SR22
Fixed-wing, single engine Shark Vision LLC
Palm Harbor, Florida
Standard 2025-01-13 ValidFAA registration status code V: Valid registration. All codes
N870CV Cirrus Design Corp
SR22
Fixed-wing, single engine Lamberson Asset Management LLC
Palmetto, Florida
Standard 2025-01-13 ValidFAA registration status code V: Valid registration. All codes
N918GV Cirrus Design Corp
SR22
Fixed-wing, single engine Phoenix Air LLC
Rayville, Louisiana
Standard 2025-01-13 ValidFAA registration status code V: Valid registration. All codes
N929BL Cirrus Design Corp
SR22
Fixed-wing, single engine Factora Property Management LLC
Bloomington, Indiana
Standard 2025-01-13 ValidFAA registration status code V: Valid registration. All codes
N124MB Cirrus Design Corp
SR22
Fixed-wing, single engine Toad Hall Management LLC
Greenwich, Connecticut
Standard 2025-01-08 ValidFAA registration status code V: Valid registration. All codes
N309LS Cirrus Design Corp
SR22
Fixed-wing, single engine Pure Pursuit LLC
Arnold, Maryland
Standard 2025-01-08 ValidFAA registration status code V: Valid registration. All codes
N416CE Cirrus Design Corp
SR22
Fixed-wing, single engine Redwing Aviation LLC
Largo, Florida
Standard 2025-01-08 ValidFAA registration status code V: Valid registration. All codes
N577DH Cirrus Design Corp
SR22
Fixed-wing, single engine Hawkeye Aviation LLC
Mason, Ohio
Standard 2025-01-08 ValidFAA registration status code V: Valid registration. All codes
N923PT Cirrus Design Corp
SR22
Fixed-wing, single engine Miller Light Investments LLC
Mcalester, Oklahoma
Standard 2025-01-08 ValidFAA registration status code V: Valid registration. All codes
N221TX Cirrus Design Corp
SR22
Fixed-wing, single engine Sooner Aviation LLC
Helena, Montana
Standard 2025-01-07 ValidFAA registration status code V: Valid registration. All codes
N290SR Cirrus Design Corp
SR22
Fixed-wing, single engine Avodah Management LLC
Kalispell, Montana
Standard 2025-01-07 ValidFAA registration status code V: Valid registration. All codes
N698ES Cirrus Design Corp
SR22
Fixed-wing, single engine Individual owner
North Dakota
Standard 2025-01-07 ValidFAA registration status code V: Valid registration. All codes
N81NX Cirrus Design Corp
SR22
Fixed-wing, single engine Eagle Aero Aviation LLC
Lewes, Delaware
Standard 2025-01-07 ValidFAA registration status code V: Valid registration. All codes
N859SR Cirrus Design Corp
SR22
Fixed-wing, single engine Mile High LLC
Bloomington, Indiana
Standard 2025-01-03 ValidFAA registration status code V: Valid registration. All codes
N11DF Cirrus Design Corp
SR22
Fixed-wing, single engine Full Flaps 11Df LLC
Malvern, Pennsylvania
Standard 2025-01-02 ValidFAA registration status code V: Valid registration. All codes
N368DM Cirrus Design Corp
SR22
Fixed-wing, single engine Co-owned owner
Georgia
Standard 2025-01-02 ValidFAA registration status code V: Valid registration. All codes
N166MD Cirrus Design Corp
SR22
Fixed-wing, single engine Doan Aviation LLC
New Hope, Pennsylvania
Standard 2024-12-23 ValidFAA registration status code V: Valid registration. All codes
N37TS Cirrus Design Corp
SR22
Fixed-wing, single engine N332Tt LLC
Happy Valley, Oregon
Standard 2024-12-21 ValidFAA registration status code V: Valid registration. All codes
N6504Z Lancair Company
LC42-550FG
Fixed-wing, single engine Individual owner
South Carolina
Standard 2024-12-17 ValidFAA registration status code V: Valid registration. All codes
N318BX Cirrus Design Corp
SR22
Fixed-wing, single engine Longshore Aviation LLC
Hyannis, Massachusetts
Standard 2024-12-16 ValidFAA registration status code V: Valid registration. All codes
N852TW Cirrus Design Corp
SR22
Fixed-wing, single engine Kinney Aviation LLC
Bethany Beach, Delaware
Standard 2024-12-12 ValidFAA registration status code V: Valid registration. All codes
N135KD Cirrus Design Corp
SR22
Fixed-wing, single engine Skylight Aviation CORP Trustee
Wilmington, Delaware
Standard 2024-12-11 ValidFAA registration status code V: Valid registration. All codes
N246EM Cirrus Design Corp
SR22
Fixed-wing, single engine Rjmr Capital Holdings LLC
Tyler, Texas
Standard 2024-12-11 ValidFAA registration status code V: Valid registration. All codes
N522A Cirrus Design Corp
SR22
Fixed-wing, single engine Crowe Aviation LLC
Vestavia, Alabama
Standard 2024-12-11 ValidFAA registration status code V: Valid registration. All codes
N778CA Cirrus Design Corp
SR22
Fixed-wing, single engine Mas Aviation LLC
Laurel, Mississippi
Standard 2024-12-11 ValidFAA registration status code V: Valid registration. All codes
N314PK Cirrus Design Corp
SR22
Fixed-wing, single engine Kelsey Excavating INC
Davis, Illinois
Standard 2024-12-10 ValidFAA registration status code V: Valid registration. All codes
N413SR Cirrus Design Corp
SR22
Fixed-wing, single engine Broussard Knoll Law Firm LLC
Marksville, Louisiana
Standard 2024-12-10 ValidFAA registration status code V: Valid registration. All codes
N422PC Cirrus Design Corp
SR22
Fixed-wing, single engine Salty Pines LLC
Haverford, Pennsylvania
Standard 2024-12-10 ValidFAA registration status code V: Valid registration. All codes
N816PP Cirrus Design Corp
SR22
Fixed-wing, single engine Aia Alpha LLC
Henderson, Nevada
Standard 2024-12-10 ValidFAA registration status code V: Valid registration. All codes
N32WB Cirrus Design Corp
SR22
Fixed-wing, single engine Fly Away LLC
Aguanga, California
Standard 2024-12-09 ValidFAA registration status code V: Valid registration. All codes
N454RK Cirrus Design Corp
SR22
Fixed-wing, single engine Individual owner
New Jersey
Standard 2024-12-09 ValidFAA registration status code V: Valid registration. All codes
N818WK Cirrus Design Corp
SR22
Fixed-wing, single engine Tennessee Wk LLC
Wappingers Falls, New York
Standard 2024-12-09 ValidFAA registration status code V: Valid registration. All codes
N306RS Cirrus Design Corp
SR22
Fixed-wing, single engine Corsair Aviation Holdings LLC
Orange Park, Florida
Standard 2024-12-07 ValidFAA registration status code V: Valid registration. All codes
N294CA Cirrus Design Corp
SR22
Fixed-wing, single engine Philadelphia Aviators LLC
Blue Bell, Pennsylvania
Standard 2024-12-05 ValidFAA registration status code V: Valid registration. All codes
N827DJ Cirrus Design Corp
SR22
Fixed-wing, single engine Storm Horse Systems LLC
Bedford, New York
Standard 2024-12-05 ValidFAA registration status code V: Valid registration. All codes
N603DJ Cirrus Design Corp
SR22
Fixed-wing, single engine N603Dj LLC
Rye, New Hampshire
Standard 2024-12-04 ValidFAA registration status code V: Valid registration. All codes
N238JG Cirrus Design Corp
SR22
Fixed-wing, single engine Tvpx Aircraft Solutions INC Trustee
North Salt Lake, Utah
Standard 2024-12-02 ValidFAA registration status code V: Valid registration. All codes
N783KA Cirrus Design Corp
SR22
Fixed-wing, single engine Kalex Enterprises INC
Kingston, Massachusetts
Standard 2024-12-02 ValidFAA registration status code V: Valid registration. All codes
N9984G Cirrus Design Corp
SR22
Fixed-wing, single engine Indura Air Holdings LLC
Bloomfield Hills, Michigan
Standard 2024-12-02 ValidFAA registration status code V: Valid registration. All codes
N413TL Cirrus Design Corp
SR22
Fixed-wing, single engine Snapper Kai LLC
Kerrville, Texas
Standard 2024-11-30 ValidFAA registration status code V: Valid registration. All codes
N603EF Cirrus Design Corp
SR22
Fixed-wing, single engine Elite Aviation Group LLC
Wall Township, New Jersey
Standard 2024-11-30 ValidFAA registration status code V: Valid registration. All codes
N535LB Cirrus Design Corp
SR22
Fixed-wing, single engine Jet Quest LLC
West Palm Beach, Florida
Standard 2024-11-27 ValidFAA registration status code V: Valid registration. All codes
N1224N Cirrus Design Corp
SR22
Fixed-wing, single engine Aviation Insights LLC
Chester Springs, Pennsylvania
Standard 2024-11-26 ValidFAA registration status code V: Valid registration. All codes
N332TT Cirrus Design Corp
SR22
Fixed-wing, single engine Alta Vista Enterprises LLC
Sheridan, Wyoming
Standard 2024-11-26 ValidFAA registration status code V: Valid registration. All codes
N248AP Columbia Aircraft Mfg
LC42-550FG
Fixed-wing, single engine Withheld at owner's request
Standard 2024-11-25 ValidFAA registration status code V: Valid registration. All codes
N148MB Cirrus Design Corp
SR22
Fixed-wing, single engine Individual owner
New Jersey
Standard 2024-11-23 ValidFAA registration status code V: Valid registration. All codes
N823RB Cirrus Design Corp
SR22
Fixed-wing, single engine Magaviation LLC
Westwood, Massachusetts
Standard 2024-11-23 ValidFAA registration status code V: Valid registration. All codes
N93PW Cirrus Design Corp
SR22
Fixed-wing, single engine Creegan Creative LLC
Maitland, Florida
Standard 2024-11-23 ValidFAA registration status code V: Valid registration. All codes
N24LF Cirrus Design Corp
SR22
Fixed-wing, single engine Pro Star Aircraft Sales LLC
Londonderry, New Hampshire
Standard 2024-11-22 ValidFAA registration status code V: Valid registration. All codes
N307A Cirrus Design Corp
SR22
Fixed-wing, single engine Individual owner
Texas
Standard 2024-11-22 ValidFAA registration status code V: Valid registration. All codes
N5863 Cirrus Design Corp
SR22
Fixed-wing, single engine N5863 LLC
Kalispell, Montana
Standard 2024-11-22 ValidFAA registration status code V: Valid registration. All codes
N100JB Cirrus Design Corp
SR22
Fixed-wing, single engine Airbyars LLC
Spartanburg, South Carolina
Standard 2024-11-21 ValidFAA registration status code V: Valid registration. All codes
N122ES Cirrus Design Corp
SR22
Fixed-wing, single engine Co-owned owner
Georgia
Standard 2024-11-21 ValidFAA registration status code V: Valid registration. All codes
N296RS Cirrus Design Corp
SR22
Fixed-wing, single engine Floridian Aerospace LLC
Ormond Beach, Florida
Standard 2024-11-21 ValidFAA registration status code V: Valid registration. All codes
N746SR Cirrus Design Corp
SR22
Fixed-wing, single engine Individual owner
Ohio
Standard 2024-11-21 ValidFAA registration status code V: Valid registration. All codes
N73WE Cirrus Design Corp
SR22
Fixed-wing, single engine Individual owner
Alabama
Standard 2024-11-19 ValidFAA registration status code V: Valid registration. All codes
N744TC Cirrus Design Corp
SR22
Fixed-wing, single engine Individual owner
California
Standard 2024-11-19 ValidFAA registration status code V: Valid registration. All codes
N885EW Cirrus Design Corp
SR22
Fixed-wing, single engine Hulxe Construction Services LLC
Mesa, Arizona
Standard 2024-11-18 ValidFAA registration status code V: Valid registration. All codes
N226CF Cirrus Design Corp
SR22
Fixed-wing, single engine Co-owned owner
Maine
Standard 2024-11-15 ValidFAA registration status code V: Valid registration. All codes
N883CB Cirrus Design Corp
SR22
Fixed-wing, single engine Braly Capital Management LLC
Seal Beach, California
Standard 2024-11-14 ValidFAA registration status code V: Valid registration. All codes
N319CP Cirrus Design Corp
SR22
Fixed-wing, single engine Individual owner
Illinois
Standard 2024-11-13 ValidFAA registration status code V: Valid registration. All codes
N668RS Cirrus Design Corp
SR22
Fixed-wing, single engine Rs 238 LLC
Long Beach, New York
Standard 2024-11-12 ValidFAA registration status code V: Valid registration. All codes
N8988X Cirrus Design Corp
SR22
Fixed-wing, single engine Co-owned owner
Florida
Standard 2024-11-12 ValidFAA registration status code V: Valid registration. All codes
N404BT Cirrus Design Corp
SR22
Fixed-wing, single engine Mosaid Aviation LLC
Copperopolis, California
Standard 2024-11-09 ValidFAA registration status code V: Valid registration. All codes
N199PC Cirrus Design Corp
SR22
Fixed-wing, single engine Phoenix Capital Holdings LLC
Ocala, Florida
Standard 2024-11-08 ValidFAA registration status code V: Valid registration. All codes
N242CA Cirrus Design Corp
SR22
Fixed-wing, single engine Beaver Air LLC
Houston, Texas
Standard 2024-11-08 ValidFAA registration status code V: Valid registration. All codes
N524ET Cirrus Design Corp
SR22
Fixed-wing, single engine Wanderair LLC
Maple Grove, Minnesota
Standard 2024-11-08 ValidFAA registration status code V: Valid registration. All codes
N175DS Cirrus Design Corp
SR22
Fixed-wing, single engine Skyfall Aviation LLC
Maryville, Tennessee
Standard 2024-11-06 ValidFAA registration status code V: Valid registration. All codes
N199US Cirrus Design Corp
SR22
Fixed-wing, single engine Individual owner
California
Standard 2024-11-06 ValidFAA registration status code V: Valid registration. All codes
N465CP Cirrus Design Corp
SR22
Fixed-wing, single engine N465Cp Partners LLC
Sugar Land, Texas
Standard 2024-11-06 ValidFAA registration status code V: Valid registration. All codes
N960BG Cirrus Design Corp
SR22
Fixed-wing, single engine Individual owner
Florida
Standard 2024-11-06 ValidFAA registration status code V: Valid registration. All codes
N520CL Cirrus Design Corp
SR22
Fixed-wing, single engine Robo Holdings LLC
Tampa, Florida
Standard 2024-11-05 ValidFAA registration status code V: Valid registration. All codes
N21KT Cirrus Design Corp
SR22
Fixed-wing, single engine Co-owned owner
Illinois
Standard 2024-11-04 ValidFAA registration status code V: Valid registration. All codes
N353KS Cirrus Design Corp
SR22
Fixed-wing, single engine Reichard Leasing LLC
Harrisburg, Pennsylvania
Standard 2024-11-04 ValidFAA registration status code V: Valid registration. All codes
N621K Cirrus Design Corp
SR22
Fixed-wing, single engine Acg Aviation LLC
Longview, Texas
Standard 2024-11-04 ValidFAA registration status code V: Valid registration. All codes
N253JS Cirrus Design Corp
SR22
Fixed-wing, single engine N253Js LLC
Wilmington, Delaware
Standard 2024-11-02 ValidFAA registration status code V: Valid registration. All codes
N756GB Cirrus Design Corp
SR22
Fixed-wing, single engine Sumter Aero Club INC
Sumter, South Carolina
Standard 2024-11-01 ValidFAA registration status code V: Valid registration. All codes
N48DB Cirrus Design Corp
SR22
Fixed-wing, single engine Law Practice Management Consultants LLC
Woodbury, New York
Standard 2024-10-31 ValidFAA registration status code V: Valid registration. All codes
N567SR Cirrus Design Corp
SR22
Fixed-wing, single engine Goal Aircrafts CORP
Orlando, Florida
Standard 2024-10-31 ValidFAA registration status code V: Valid registration. All codes
N1969P Cirrus Design Corp
SR22
Fixed-wing, single engine Pie In the Sky Aviation LLC
Eads, Tennessee
Standard 2024-10-30 ValidFAA registration status code V: Valid registration. All codes
N424BB Cirrus Design Corp
SR22
Fixed-wing, single engine Co-owned owner
New Hampshire
Standard 2024-10-30 ValidFAA registration status code V: Valid registration. All codes
N74SA Cirrus Design Corp
SR22
Fixed-wing, single engine Cloud Aviation LLC
Lagrange, Ohio
Standard 2024-10-30 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.