Continental IO-520 series
9,484 aircraft on the U.S. register carry a Continental IO-520 series engine, rated at about 285 horsepower. The Beechcraft V35 Bonanza is the model most often fitted with it (1,496 aircraft). The aircraft carrying it were built between 1963 and 2017.
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-520 series. FAA spelling: IO 520 SERIES.
Fitted to model families
Model families, as a table
Beechcraft V35 Bonanza · Beechcraft A36 Bonanza · Cessna A185 Skywagon · Beechcraft F33 Bonanza · Cessna 210 Centurion · Cessna U206 Stationair · Beechcraft 58 Baron · Bellanca 17 Viking · Beechcraft S35 Bonanza · Cessna 310
Where they are owner's state
Kind of aircraft
By kind, as a table
| aircraft | share | |
|---|---|---|
| Piston singles | 7,845 | 83% |
| Piston twins | 1,371 | 14% |
| Turboprops | 268 | 3% |
What the FAA has certified, ordered and been told about the Continental IO-520 series the component layer
The design is held under 1 type certificate (E5CE, held by Continental Aerospace Technologies, INC.). The FAA has issued 30 airworthiness directives (orders that owners must comply with) that name this engine series. Operators and repair shops have filed 465 failure reports with the FAA since 1995, 26 of them in the last ten years.
FAA orders 30 airworthiness directives · newest first
Failure reports 465 since · what operators and shops told the FAA
Failure reports by year, as a table
| reports | |
|---|---|
| 95 | 15 |
| 96 | 2 |
| 97 | 1 |
| 98 | 1 |
| 99 | 5 |
| 00 | 37 |
| 01 | 48 |
| 02 | 58 |
| 03 | 46 |
| 04 | 35 |
| 05 | 62 |
| 06 | 17 |
| 07 | 18 |
| 08 | 17 |
| 09 | 10 |
| 10 | 20 |
| 11 | 15 |
| 12 | 13 |
| 13 | 9 |
| 14 | 10 |
| 15 | 12 |
| 16 | 4 |
| 17 | 2 |
| 18 | 1 |
| 19 | 2 |
| 20 | 2 |
| 22 | 1 |
| 24 | 2 |
Parts most often reported as the reports name them
Parts most reported, as a table
| reports | |
|---|---|
| Cylinder | 26 |
| Cylinder Head | 25 |
| Relay | 20 |
| Hub | 14 |
| Circuit Breaker | 13 |
| Antenna | 12 |
| Line | 12 |
| Bolt | 10 |
| Bracket | 9 |
| Control Cable | 9 |
Latest reports
Certificates and bulletins
Safety bulletins 11 · advice, not orders
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
- Beechcraft V35 Bonanza 1,496 with this engine series
- Beechcraft A36 Bonanza 1,145 with this engine series
- Cessna A185 Skywagon 1,143 with this engine series
- Beechcraft F33 Bonanza 872 with this engine series
- Cessna 210 Centurion 767 with this engine series
- Cessna U206 Stationair 641 with this engine series
- Beechcraft 58 Baron 466 with this engine series
- Bellanca 17 Viking 456 with this engine series
- Texas 1,047 of these aircraft
- California 791 of these aircraft
- Alaska 673 of these aircraft
- Florida 567 of these aircraft
- Delaware 326 of these aircraft
- Bas Part Sales LLC 27 of these aircraft
- International Air Services INC Trustee 12 of these aircraft
- Gta Air INC 12 of these aircraft
- Southern Aircraft Consultancy INC Trustee 11 of these aircraft
- United States Department Of Interior 10 of these aircraft
- FAA orders naming the Continental IO-520 series 30 airworthiness directives
- Failure reports on the Continental IO-520 series 465 reports since 1995
These connections as data: /graph/engine/continental-io-520-series.json · about the eFlight graph.
Aircraft newest certificates first · 9,484
| Tail no. | Maker and model | Group | Owner and base | Certificate | Registered | Status |
|---|---|---|---|---|---|---|
| N1083W | Beech 58 |
Fixed-wing, multi-engine | Aeolus Aircraft LLC Seminole, Oklahoma |
Standard | 2021-09-16 | ValidFAA registration status code V: Valid registration. All codes |
| N307GR | Cessna A185F |
Fixed-wing, single engine | J & D Flying LLC Sand Point, Alaska |
Standard | 2021-09-16 | ValidFAA registration status code V: Valid registration. All codes |
| N48MH | Beech V35B |
Fixed-wing, single engine | Seventh North Hangar LLC Bolton, Massachusetts |
Standard | 2021-09-16 | ValidFAA registration status code V: Valid registration. All codes |
| N8734Z | Cessna P206D |
Fixed-wing, single engine | Individual owner California |
Standard | 2021-09-16 | ValidFAA registration status code V: Valid registration. All codes |
| N2983T | Aero Commander 200D |
Fixed-wing, single engine | Individual owner Idaho |
Standard | 2021-09-15 | ValidFAA registration status code V: Valid registration. All codes |
| N2039V | Beech A36 |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2021-09-14 | ValidFAA registration status code V: Valid registration. All codes |
| N925T | Beech S35 |
Fixed-wing, single engine | Preserve Land Company LLC Franklin Lakes, New Jersey |
Standard | 2021-09-14 | ValidFAA registration status code V: Valid registration. All codes |
| N217Q | Beech S35 |
Fixed-wing, single engine | Lasc Aviation INC Callaway, Florida |
Standard | 2021-09-13 | ValidFAA registration status code V: Valid registration. All codes |
| N28022 | Bellanca 17-30A |
Fixed-wing, single engine | Individual owner District of Columbia |
Standard | 2021-09-11 | ValidFAA registration status code V: Valid registration. All codes |
| N5840K | Beech S35 |
Fixed-wing, single engine | Frogmore V-Tail LLC Beaufort, South Carolina |
Standard | 2021-09-11 | ValidFAA registration status code V: Valid registration. All codes |
| N6646V | Bellanca 17-30A |
Fixed-wing, single engine | Individual owner Indiana |
Standard | 2021-09-11 | ValidFAA registration status code V: Valid registration. All codes |
| N301P | Beech 58 |
Fixed-wing, multi-engine | Individual owner Texas |
Standard | 2021-09-09 | ValidFAA registration status code V: Valid registration. All codes |
| N589C | Beech F33A |
Fixed-wing, single engine | Springville Flying Club Spanish Fork, Utah |
Standard | 2021-09-09 | ValidFAA registration status code V: Valid registration. All codes |
| N181AC | Beech F33A |
Fixed-wing, single engine | Two Tall Tamaracks LLC Ovando, Montana |
Standard | 2021-09-08 | ValidFAA registration status code V: Valid registration. All codes |
| N2241T | Cessna A185E |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2021-09-08 | ValidFAA registration status code V: Valid registration. All codes |
| N727P | Beech F33A |
Fixed-wing, single engine | Leading Edge Flight Academy LLC Bend, Oregon |
Standard | 2021-09-08 | ValidFAA registration status code V: Valid registration. All codes |
| N135CE | Beech F33A |
Fixed-wing, single engine | Bell Strategic Investments INC Escondido, California |
Standard | 2021-09-02 | ValidFAA registration status code V: Valid registration. All codes |
| N389MC | Beech V35B |
Fixed-wing, single engine | Co-owned owner Washington |
Standard | 2021-09-02 | ValidFAA registration status code V: Valid registration. All codes |
| N732K | Cessna A185F |
Fixed-wing, single engine | United States Department of the Interior Boise, Idaho |
Standard | 2021-09-02 | ValidFAA registration status code V: Valid registration. All codes |
| N185PX | Cessna A185F |
Fixed-wing, single engine | Individual owner California |
Standard | 2021-08-31 | ValidFAA registration status code V: Valid registration. All codes |
| N2044W | Beech A36 |
Fixed-wing, single engine | Individual owner Vermont |
Standard | 2021-08-30 | ValidFAA registration status code V: Valid registration. All codes |
| N288SV | Bellanca 17-30A |
Fixed-wing, single engine | Individual owner Missouri |
Standard | 2021-08-30 | ValidFAA registration status code V: Valid registration. All codes |
| N3304Q | Cessna 320D |
Fixed-wing, multi-engine | Individual owner California |
Standard | 2021-08-30 | ValidFAA registration status code V: Valid registration. All codes |
| N4994R | Cessna A188B |
Fixed-wing, single engine | Country Air Service INC Hecla, South Dakota |
Restricted | 2021-08-30 | ValidFAA registration status code V: Valid registration. All codes |
| N6298U | Beech F33A |
Fixed-wing, single engine | Red Roadrunner LLC Richmond, Kentucky |
Standard | 2021-08-27 | ValidFAA registration status code V: Valid registration. All codes |
| N661KB | Cessna 210L |
Fixed-wing, single engine | Individual owner New York |
Standard | 2021-08-27 | ValidFAA registration status code V: Valid registration. All codes |
| N17836 | Beech A36 |
Fixed-wing, single engine | Individual owner Ohio |
Standard | 2021-08-26 | ValidFAA registration status code V: Valid registration. All codes |
| N8812V | Bellanca 17-30A |
Fixed-wing, single engine | Individual owner Ohio |
Standard | 2021-08-26 | ValidFAA registration status code V: Valid registration. All codes |
| N1520V | Beech V35 |
Fixed-wing, single engine | Individual owner Delaware |
Standard | 2021-08-25 | ValidFAA registration status code V: Valid registration. All codes |
| N39882 | Bellanca 17-30A |
Fixed-wing, single engine | Individual owner Iowa |
Standard | 2021-08-25 | ValidFAA registration status code V: Valid registration. All codes |
| N6167N | Cessna A185F |
Fixed-wing, single engine | Millhorn Farms INC Worley, Idaho |
Standard | 2021-08-25 | ValidFAA registration status code V: Valid registration. All codes |
| N9563H | Cessna A185F |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2021-08-25 | ValidFAA registration status code V: Valid registration. All codes |
| N34SC | Beech 58 |
Fixed-wing, multi-engine | Tbhb Logistics LLC Amarillo, Texas |
Standard | 2021-08-24 | ValidFAA registration status code V: Valid registration. All codes |
| N5902F | Cessna 210G |
Fixed-wing, single engine | Individual owner Illinois |
Standard | 2021-08-24 | ValidFAA registration status code V: Valid registration. All codes |
| N76VC | Beech 58 |
Fixed-wing, multi-engine | Bel Air Holdings INC Wilmington, Delaware |
Standard | 2021-08-24 | ValidFAA registration status code V: Valid registration. All codes |
| N8281R | Bellanca 17-30A |
Fixed-wing, single engine | Individual owner Washington |
Standard | 2021-08-24 | ValidFAA registration status code V: Valid registration. All codes |
| N9420R | Cessna U206G |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2021-08-24 | ValidFAA registration status code V: Valid registration. All codes |
| N3082K | Beech F33A |
Fixed-wing, single engine | Tecair INC Ventura, California |
Standard | 2021-08-23 | ValidFAA registration status code V: Valid registration. All codes |
| N329JH | Beech A36 |
Fixed-wing, single engine | Alliance Aircraft Sales INC Pierre, South Dakota |
Standard | 2021-08-23 | ValidFAA registration status code V: Valid registration. All codes |
| N4969U | Cessna 210E |
Fixed-wing, single engine | Tallgrass Aviation LLC Sharon Springs, Kansas |
Standard | 2021-08-23 | ValidFAA registration status code V: Valid registration. All codes |
| N7946K | Beech S35 |
Fixed-wing, single engine | Co-owned owner California |
Standard | 2021-08-23 | ValidFAA registration status code V: Valid registration. All codes |
| N8491N | Beech D55 |
Fixed-wing, multi-engine | Marius Aviation LLC Northport, Alabama |
Standard | 2021-08-23 | ValidFAA registration status code V: Valid registration. All codes |
| N45EE | Beech 58 |
Fixed-wing, multi-engine | Co-owned owner Massachusetts |
Standard | 2021-08-21 | ValidFAA registration status code V: Valid registration. All codes |
| N4931C | Cessna A185F |
Fixed-wing, single engine | Einstein INC Price, Utah |
Standard | 2021-08-21 | ValidFAA registration status code V: Valid registration. All codes |
| N9044V | Beech 58 |
Fixed-wing, multi-engine | Individual owner Florida |
Standard | 2021-08-21 | ValidFAA registration status code V: Valid registration. All codes |
| N9412M | Cessna 210K |
Fixed-wing, single engine | Fly-N-High LLC Riverton, Wyoming |
Standard | 2021-08-21 | ValidFAA registration status code V: Valid registration. All codes |
| N185LT | Cessna A185F |
Fixed-wing, single engine | Individual owner Oregon |
Standard | 2021-08-20 | ValidFAA registration status code V: Valid registration. All codes |
| N8722Q | Cessna A185F |
Fixed-wing, single engine | Individual owner Oregon |
Standard | 2021-08-20 | ValidFAA registration status code V: Valid registration. All codes |
| N224HP | Beech S35 |
Fixed-wing, single engine | Individual owner California |
Standard | 2021-08-19 | ValidFAA registration status code V: Valid registration. All codes |
| N2583X | Cessna P206 |
Fixed-wing, single engine | N2583X LLC Oklahoma City, Oklahoma |
Standard | 2021-08-19 | ValidFAA registration status code V: Valid registration. All codes |
| N531H | Cessna A185E |
Fixed-wing, single engine | Acadian Aircraft Leasing LLC Rangeley, Maine |
Standard | 2021-08-19 | ValidFAA registration status code V: Valid registration. All codes |
| N711NC | Beech V35B |
Fixed-wing, single engine | Hussey Aviation LLC Clear Lake, Iowa |
Standard | 2021-08-19 | ValidFAA registration status code V: Valid registration. All codes |
| N185SF | Cessna A185F |
Fixed-wing, single engine | Upside Down Aero LLC Aberdeen, Idaho |
Standard | 2021-08-18 | ValidFAA registration status code V: Valid registration. All codes |
| N2553T | Navion NAVION H |
Fixed-wing, single engine | Individual owner Illinois |
Standard | 2021-08-18 | ValidFAA registration status code V: Valid registration. All codes |
| N25J | Beech F33A |
Fixed-wing, single engine | Co-owned owner California |
Standard | 2021-08-18 | ValidFAA registration status code V: Valid registration. All codes |
| N40AB | Beech F33A |
Fixed-wing, single engine | Individual owner Arkansas |
Standard | 2021-08-18 | ValidFAA registration status code V: Valid registration. All codes |
| N11JB | Beech V35B |
Fixed-wing, single engine | Flight Risk Ventures LLC Missoula, Montana |
Standard | 2021-08-17 | ValidFAA registration status code V: Valid registration. All codes |
| N28028 | Bellanca 17-30A |
Fixed-wing, single engine | Mitzoom Enterprises LLC Minneapolis, Minnesota |
Standard | 2021-08-16 | ValidFAA registration status code V: Valid registration. All codes |
| N30ED | Beech V35B |
Fixed-wing, single engine | N30Ed LLC Carpinteria, California |
Standard | 2021-08-16 | ValidFAA registration status code V: Valid registration. All codes |
| N7527N | Beech 36 |
Fixed-wing, single engine | Paradise Prop LLC Cedarburg, Wisconsin |
Standard | 2021-08-16 | ValidFAA registration status code V: Valid registration. All codes |
| N3944Y | Cessna 210D |
Fixed-wing, single engine | Brown Pelican Aviation LLC Ralston, Nebraska |
Standard | 2021-08-14 | ValidFAA registration status code V: Valid registration. All codes |
| N977V | Beech 95-C55 |
Fixed-wing, multi-engine | Individual owner Indiana |
Standard | 2021-08-14 | ValidFAA registration status code V: Valid registration. All codes |
| N24WW | Cessna 210L |
Fixed-wing, single engine | Park Avenue Group INC Stuart, Florida |
Standard | 2021-08-13 | ValidFAA registration status code V: Valid registration. All codes |
| N5799J | Cessna 210K |
Fixed-wing, single engine | Britt Demolition and Recycling INC Hanceville, Alabama |
Standard | 2021-08-13 | ValidFAA registration status code V: Valid registration. All codes |
| N111AL | Beech 58 |
Fixed-wing, multi-engine | Bc Builders INC Temecula, California |
Standard | 2021-08-12 | ValidFAA registration status code V: Valid registration. All codes |
| N244HE | Cessna 210H |
Fixed-wing, single engine | Individual owner Arizona |
Standard | 2021-08-12 | ValidFAA registration status code V: Valid registration. All codes |
| N60ML | Beech V35B |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2021-08-12 | ValidFAA registration status code V: Valid registration. All codes |
| N7525N | Beech 36 |
Fixed-wing, single engine | Fityfityink LLC Troy, Ohio |
Standard | 2021-08-12 | ValidFAA registration status code V: Valid registration. All codes |
| N93202 | Cessna A185F |
Fixed-wing, single engine | Nature State LLC Portland, Oregon |
Standard | 2021-08-12 | ValidFAA registration status code V: Valid registration. All codes |
| N4354R | Cessna A185F |
Fixed-wing, single engine | Co-owned owner Colorado |
Standard | 2021-08-11 | ValidFAA registration status code V: Valid registration. All codes |
| N210ZP | Cessna 210L |
Fixed-wing, single engine | Thaggard Aviation LLC Leesburg, Georgia |
Standard | 2021-08-10 | ValidFAA registration status code V: Valid registration. All codes |
| N387JK | Beech A36 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2021-08-10 | ValidFAA registration status code V: Valid registration. All codes |
| N4988F | Cessna U206B |
Fixed-wing, single engine | Co-owned owner Alaska |
Standard | 2021-08-10 | ValidFAA registration status code V: Valid registration. All codes |
| N625M | Beech 58 |
Fixed-wing, multi-engine | Co-owned owner Michigan |
Standard | 2021-08-10 | ValidFAA registration status code V: Valid registration. All codes |
| N8204M | Beech A36 |
Fixed-wing, single engine | Blue Sky Flying Club LLC Granger, Iowa |
Standard | 2021-08-10 | ValidFAA registration status code V: Valid registration. All codes |
| N8686Q | Cessna U206F |
Fixed-wing, single engine | Waters & Associates INC Bellaire, Texas |
Standard | 2021-08-10 | ValidFAA registration status code V: Valid registration. All codes |
| N3113N | Beech F33A |
Fixed-wing, single engine | Individual owner Washington |
Standard | 2021-08-09 | ValidFAA registration status code V: Valid registration. All codes |
| N3927Y | Cessna 210D |
Fixed-wing, single engine | Co-owned owner Texas |
Standard | 2021-08-09 | ValidFAA registration status code V: Valid registration. All codes |
| N74JS | Cessna A185F |
Fixed-wing, single engine | Hoots Husky LLC Helena, Montana |
Standard | 2021-08-09 | ValidFAA registration status code V: Valid registration. All codes |
| N3961Y | Cessna 210D |
Fixed-wing, single engine | Individual owner Kansas |
Standard | 2021-08-07 | ValidFAA registration status code V: Valid registration. All codes |
| N9551E | Bellanca 17-30A |
Fixed-wing, single engine | Co-owned owner Maryland |
Standard | 2021-08-07 | ValidFAA registration status code V: Valid registration. All codes |
| N177AB | Beech E-55 |
Fixed-wing, multi-engine | Individual owner Arizona |
Standard | 2021-08-05 | ValidFAA registration status code V: Valid registration. All codes |
| N570E | Cessna 310R |
Fixed-wing, multi-engine | K & D Air LLC Morgan City, Louisiana |
Standard | 2021-08-05 | ValidFAA registration status code V: Valid registration. All codes |
| N670GC | Beech 58 |
Fixed-wing, multi-engine | Individual owner Nevada |
Standard | 2021-08-05 | ValidFAA registration status code V: Valid registration. All codes |
| N8131N | Beech F33A |
Fixed-wing, single engine | Individual owner New Jersey |
Standard | 2021-08-05 | ValidFAA registration status code V: Valid registration. All codes |
| N2568X | Cessna P206 |
Fixed-wing, single engine | Co-owned owner Idaho |
Standard | 2021-08-04 | ValidFAA registration status code V: Valid registration. All codes |
| N7894R | Beech V35A |
Fixed-wing, single engine | Individual owner Illinois |
Standard | 2021-08-04 | ValidFAA registration status code V: Valid registration. All codes |
| N210WV | Cessna 210M |
Fixed-wing, single engine | Hiservant Ministries INC Mont Belvieu, Texas |
Standard | 2021-08-03 | ValidFAA registration status code V: Valid registration. All codes |
| N6706R | Cessna T210F |
Fixed-wing, single engine | Individual owner Wisconsin |
Standard | 2021-08-03 | ValidFAA registration status code V: Valid registration. All codes |
| N921MJ | Beech F33A |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2021-08-03 | ValidFAA registration status code V: Valid registration. All codes |
| N707T | Beech A36 |
Fixed-wing, single engine | Individual owner Ohio |
Standard | 2021-08-02 | ValidFAA registration status code V: Valid registration. All codes |
| N3881Y | Cessna 210D |
Fixed-wing, single engine | Individual owner Virginia |
Standard | 2021-07-31 | ValidFAA registration status code V: Valid registration. All codes |
| N78BE | Beech A36 |
Fixed-wing, single engine | Happy Planes LLC Boyertown, Pennsylvania |
Standard | 2021-07-31 | ValidFAA registration status code V: Valid registration. All codes |
| N161KC | Beech A36 |
Fixed-wing, single engine | Ck Aviation LLC Melbourne, Arkansas |
Standard | 2021-07-30 | ValidFAA registration status code V: Valid registration. All codes |
| N1863F | Cessna 210F |
Fixed-wing, single engine | Individual owner Oregon |
Standard | 2021-07-30 | ValidFAA registration status code V: Valid registration. All codes |
| N22BY | Beech S35 |
Fixed-wing, single engine | Delton LLC Pembroke Pines, Florida |
Standard | 2021-07-30 | ValidFAA registration status code V: Valid registration. All codes |
| N9422S | Beech V35 |
Fixed-wing, single engine | Windwalker Adventures LLC Scottsdale, Arizona |
Standard | 2021-07-30 | ValidFAA registration status code V: Valid registration. All codes |
| N117KA | Beech E-55 |
Fixed-wing, multi-engine | Southern Latitude LLC Alabaster, Alabama |
Standard | 2021-07-29 | ValidFAA registration status code V: Valid registration. All codes |
| N43Y | Beech A36 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2021-07-29 | ValidFAA registration status code V: Valid registration. All codes |
| N33SC | Bellanca 17-30A |
Fixed-wing, single engine | Withheld at owner's request | Standard | 2021-07-28 | 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 7, 2026. Horsepower and thrust are the FAA's figures for the series, not for a particular aircraft.
