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
The whole map of how records connect · these connections as data: /graph/engine/continental-io-520-series.json.
Aircraft newest certificates first · 9,484
| Tail no. | Maker and model | Group | Owner and base | Certificate | Registered | Status |
|---|---|---|---|---|---|---|
| N8485N | Beech V35A |
Fixed-wing, single engine | Co-owned owner Texas |
Standard | 2013-11-21 | ValidFAA registration status code V: Valid registration. All codes |
| N185CS | Cessna A185F |
Fixed-wing, single engine | Individual owner Virginia |
Standard | 2013-11-14 | ValidFAA registration status code V: Valid registration. All codes |
| N28169 | Bellanca 17-30A |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2013-11-14 | ValidFAA registration status code V: Valid registration. All codes |
| N5191U | Cessna 206 |
Fixed-wing, single engine | Co-owned owner Arizona |
Standard | 2013-11-12 | ValidFAA registration status code V: Valid registration. All codes |
| N179MC | Beech F33A |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2013-11-07 | ValidFAA registration status code V: Valid registration. All codes |
| N4604A | Beech A36 |
Fixed-wing, single engine | Individual owner Pennsylvania |
Standard | 2013-11-06 | ValidFAA registration status code V: Valid registration. All codes |
| N25JK | Beech D55 |
Fixed-wing, multi-engine | Coastal Slr Corperation Port Orange, Florida |
Standard | 2013-11-05 | ValidFAA registration status code V: Valid registration. All codes |
| N897T | Beech V35B |
Fixed-wing, single engine | Withheld at owner's request | Standard | 2013-11-05 | ValidFAA registration status code V: Valid registration. All codes |
| N350TB | Beech A36 |
Fixed-wing, single engine | Individual owner Illinois |
Standard | 2013-11-04 | ValidFAA registration status code V: Valid registration. All codes |
| N5203U | Cessna 206 |
Fixed-wing, single engine | Co-owned owner Colorado |
Standard | 2013-11-04 | ValidFAA registration status code V: Valid registration. All codes |
| N7244R | Beech 58 |
Fixed-wing, multi-engine | Contract Fabricators INC Holly Springs, Mississippi |
Standard | 2013-11-04 | ValidFAA registration status code V: Valid registration. All codes |
| N3907Y | Cessna 210D |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2013-10-31 | ValidFAA registration status code V: Valid registration. All codes |
| N95PY | Cessna 210E |
Fixed-wing, single engine | Jayviation INC Lake City, Florida |
Standard | 2013-10-31 | ValidFAA registration status code V: Valid registration. All codes |
| N717KH | Beech F33A |
Fixed-wing, single engine | Individual owner Pennsylvania |
Standard | 2013-10-30 | ValidFAA registration status code V: Valid registration. All codes |
| N36QM | Beech A36 |
Fixed-wing, single engine | Flight Solutions LLC Columbia, Missouri |
Standard | 2013-10-29 | ValidFAA registration status code V: Valid registration. All codes |
| N5436A | Cessna 210N |
Fixed-wing, single engine | Jls Investments INC Lafayette, Louisiana |
Standard | 2013-10-29 | ValidFAA registration status code V: Valid registration. All codes |
| N18271 | Beech A36 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2013-10-28 | ValidFAA registration status code V: Valid registration. All codes |
| N310KC | Cessna 310R |
Fixed-wing, multi-engine | Co-owned owner Texas |
Standard | 2013-10-25 | ValidFAA registration status code V: Valid registration. All codes |
| N113TW | Beech V35B |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2013-10-23 | ValidFAA registration status code V: Valid registration. All codes |
| N5642W | Beech F33A |
Fixed-wing, single engine | Co-owned owner California |
Standard | 2013-10-22 | ValidFAA registration status code V: Valid registration. All codes |
| N2JX | Beech S35 |
Fixed-wing, single engine | Brookeash INC Waxahachie, Texas |
Standard | 2013-10-21 | ValidFAA registration status code V: Valid registration. All codes |
| N87SP | Beech V35A |
Fixed-wing, single engine | Borabora LLC Tampa, Florida |
Standard | 2013-10-21 | ValidFAA registration status code V: Valid registration. All codes |
| N7367R | Beech V35B |
Fixed-wing, single engine | Mockingbird Aviation LLC Wilmington, North Carolina |
Standard | 2013-10-18 | ValidFAA registration status code V: Valid registration. All codes |
| N6671X | Beech 58 |
Fixed-wing, multi-engine | Dairy Air LLC Mount Crawford, Virginia |
Standard | 2013-10-17 | ValidFAA registration status code V: Valid registration. All codes |
| N176TC | Cessna A185F |
Fixed-wing, single engine | Redtail Cirrus LLC Boise, Idaho |
Standard | 2013-09-30 | ValidFAA registration status code V: Valid registration. All codes |
| N29217 | Cessna U206C |
Fixed-wing, single engine | Individual owner Minnesota |
Standard | 2013-09-25 | ValidFAA registration status code V: Valid registration. All codes |
| N5026U | Cessna 206 |
Fixed-wing, single engine | Borders Nowell Equipment G P INC Edinburg, Texas |
Standard | 2013-09-25 | ValidFAA registration status code V: Valid registration. All codes |
| N7341C | Cessna 210N |
Fixed-wing, single engine | T Cole Holdings I LLC Paint Rock, Texas |
Standard | 2013-09-25 | ValidFAA registration status code V: Valid registration. All codes |
| N29142 | Cessna U206C |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2013-09-24 | ValidFAA registration status code V: Valid registration. All codes |
| N761NT | Cessna 210M |
Fixed-wing, single engine | Co-owned owner Colorado |
Standard | 2013-09-24 | ValidFAA registration status code V: Valid registration. All codes |
| N5878F | Cessna 210G |
Fixed-wing, single engine | Individual owner Illinois |
Standard | 2013-09-23 | ValidFAA registration status code V: Valid registration. All codes |
| N777Z | Beech S35 |
Fixed-wing, single engine | Individual owner Illinois |
Standard | 2013-09-23 | ValidFAA registration status code V: Valid registration. All codes |
| N6746B | Beech V35B |
Fixed-wing, single engine | Individual owner Washington |
Standard | 2013-09-18 | ValidFAA registration status code V: Valid registration. All codes |
| N937WB | Beech F33A |
Fixed-wing, single engine | 7Wb LLC Middletown, Delaware |
Standard | 2013-09-18 | ValidFAA registration status code V: Valid registration. All codes |
| N616 | Cessna U206B |
Fixed-wing, single engine | U S D A Forest Service Fepp Columbia, South Carolina |
Multiple | 2013-09-16 | ValidFAA registration status code V: Valid registration. All codes |
| N761TE | Cessna 210M |
Fixed-wing, single engine | Draegerweb Aviation LLC Linden, Michigan |
Standard | 2013-09-16 | ValidFAA registration status code V: Valid registration. All codes |
| N27T | Beech A36 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2013-09-13 | ValidFAA registration status code V: Valid registration. All codes |
| N7357R | Beech A36 |
Fixed-wing, single engine | Co-owned owner Florida |
Standard | 2013-09-11 | ValidFAA registration status code V: Valid registration. All codes |
| N8121G | Cessna 210K |
Fixed-wing, single engine | Two One Golf LTD Waterloo, Iowa |
Standard | 2013-09-10 | ValidFAA registration status code V: Valid registration. All codes |
| N9780V | Cessna A188 |
Fixed-wing, single engine | Country Aero LLC Darwin, Minnesota |
Restricted | 2013-09-06 | ValidFAA registration status code V: Valid registration. All codes |
| N2496T | Navion NAVION G |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2013-09-05 | ValidFAA registration status code V: Valid registration. All codes |
| N6746T | Beech A36 |
Fixed-wing, single engine | Flying Wolf LLC Lomita, California |
Standard | 2013-09-05 | ValidFAA registration status code V: Valid registration. All codes |
| N7993M | Beech 35-C33A |
Fixed-wing, single engine | Individual owner Ohio |
Standard | 2013-09-05 | ValidFAA registration status code V: Valid registration. All codes |
| N3992Q | Cessna A185F |
Fixed-wing, single engine | Co-owned owner Idaho |
Standard | 2013-09-03 | ValidFAA registration status code V: Valid registration. All codes |
| N4718F | Cessna P206B |
Fixed-wing, single engine | Pbar INC Joseph, Oregon |
Standard | 2013-08-30 | ValidFAA registration status code V: Valid registration. All codes |
| N3675T | Beech A36 |
Fixed-wing, single engine | Individual owner Indiana |
Standard | 2013-08-28 | ValidFAA registration status code V: Valid registration. All codes |
| N661SB | Beech V35 |
Fixed-wing, single engine | Individual owner Tennessee |
Standard | 2013-08-26 | ValidFAA registration status code V: Valid registration. All codes |
| N234GT | Cessna 210M |
Fixed-wing, single engine | Any Border LLC Yankton, South Dakota |
Standard | 2013-08-21 | ValidFAA registration status code V: Valid registration. All codes |
| N206CW | Beech F33A |
Fixed-wing, single engine | Agri Med LLC Belgrade, Montana |
Standard | 2013-08-19 | ValidFAA registration status code V: Valid registration. All codes |
| N41LL | Beech A36 |
Fixed-wing, single engine | Notjets LLC Paradise Valley, Arizona |
Standard | 2013-08-15 | ValidFAA registration status code V: Valid registration. All codes |
| N4761C | Cessna 210N |
Fixed-wing, single engine | Forbis Aviation LLC Calera, Oklahoma |
Standard | 2013-08-15 | ValidFAA registration status code V: Valid registration. All codes |
| N5697K | Beech S35 |
Fixed-wing, single engine | Merimont Aviation LLC Dyersburg, Tennessee |
Standard | 2013-08-14 | ValidFAA registration status code V: Valid registration. All codes |
| N78HF | Beech F33A |
Fixed-wing, single engine | Individual owner Illinois |
Standard | 2013-08-14 | ValidFAA registration status code V: Valid registration. All codes |
| N2777P | Beech V35 |
Fixed-wing, single engine | Individual owner Tennessee |
Standard | 2013-08-09 | ValidFAA registration status code V: Valid registration. All codes |
| N181PJ | Beech V35B |
Fixed-wing, single engine | Co-owned owner Texas |
Standard | 2013-08-08 | ValidFAA registration status code V: Valid registration. All codes |
| N3078H | Beech F33A |
Fixed-wing, single engine | Co-owned owner Iowa |
Standard | 2013-08-05 | ValidFAA registration status code V: Valid registration. All codes |
| N4939R | Cessna A188B |
Fixed-wing, single engine | Miller Farms Jv Opheim, Montana |
Restricted | 2013-08-05 | ValidFAA registration status code V: Valid registration. All codes |
| N933TM | Beech F33A |
Fixed-wing, single engine | Planet Aviation LLC Pinehurst, North Carolina |
Standard | 2013-08-05 | ValidFAA registration status code V: Valid registration. All codes |
| N352RH | Beech S35 |
Fixed-wing, single engine | Individual owner California |
Standard | 2013-08-02 | ValidFAA registration status code V: Valid registration. All codes |
| N8367Q | Cessna A185F |
Fixed-wing, single engine | Individual owner Washington |
Standard | 2013-08-02 | ValidFAA registration status code V: Valid registration. All codes |
| N2998T | Aero Commander 200D |
Fixed-wing, single engine | Individual owner Arizona |
Standard | 2013-07-31 | ValidFAA registration status code V: Valid registration. All codes |
| N702JK | Beech 58 |
Fixed-wing, multi-engine | Alpha Whiskey Air Company LLC Richardton, North Dakota |
Standard | 2013-07-30 | ValidFAA registration status code V: Valid registration. All codes |
| N4393A | Beech F33A |
Fixed-wing, single engine | Individual owner Colorado |
Standard | 2013-07-29 | ValidFAA registration status code V: Valid registration. All codes |
| N9798R | Beech M35 |
Fixed-wing, single engine | Marine Aviation Museum INC Wilmington, Delaware |
Standard | 2013-07-29 | ValidFAA registration status code V: Valid registration. All codes |
| N29970 | Cessna 185 |
Fixed-wing, single engine | Co-owned owner Alaska |
Standard | 2013-07-26 | ValidFAA registration status code V: Valid registration. All codes |
| N6603V | Bellanca 17-30A |
Fixed-wing, single engine | Cmbb Enterprises LLC Plainview, Texas |
Standard | 2013-07-26 | ValidFAA registration status code V: Valid registration. All codes |
| N881PR | Cessna A185F |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2013-07-26 | ValidFAA registration status code V: Valid registration. All codes |
| N233SC | Beech V35B |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2013-07-24 | ValidFAA registration status code V: Valid registration. All codes |
| N33UB | Beech F33A |
Fixed-wing, single engine | Individual owner Tennessee |
Standard | 2013-07-24 | ValidFAA registration status code V: Valid registration. All codes |
| N2037L | Beech F33A |
Fixed-wing, single engine | Individual owner Alabama |
Standard | 2013-07-22 | ValidFAA registration status code V: Valid registration. All codes |
| N4698C | Cessna A185F |
Fixed-wing, single engine | 98 Charlie LLC Anchorage, Alaska |
Multiple | 2013-07-22 | ValidFAA registration status code V: Valid registration. All codes |
| N622DC | Cessna A185F |
Fixed-wing, single engine | Carter Aviation LLC Denver, Colorado |
Standard | 2013-07-17 | ValidFAA registration status code V: Valid registration. All codes |
| N232N | Beech F33A |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2013-07-16 | ValidFAA registration status code V: Valid registration. All codes |
| N80520 | Cessna A185F |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2013-07-16 | ValidFAA registration status code V: Valid registration. All codes |
| N7517N | Beech V35A |
Fixed-wing, single engine | Eagle Squadron INC The Villages, Florida |
Standard | 2013-07-15 | ValidFAA registration status code V: Valid registration. All codes |
| N888JN | Cessna U206F |
Fixed-wing, single engine | Co-owned owner Ohio |
Standard | 2013-07-15 | ValidFAA registration status code V: Valid registration. All codes |
| N2717T | Beech 95-C55 |
Fixed-wing, multi-engine | Individual owner Wyoming |
Standard | 2013-07-11 | ValidFAA registration status code V: Valid registration. All codes |
| N9823V | Cessna A188 |
Fixed-wing, single engine | Sundance Aviation INC Moriarty, New Mexico |
Multiple | 2013-07-10 | ValidFAA registration status code V: Valid registration. All codes |
| N7868L | Beech V35 |
Fixed-wing, single engine | Individual owner California |
Standard | 2013-07-09 | ValidFAA registration status code V: Valid registration. All codes |
| N2624X | Cessna P206 |
Fixed-wing, single engine | Co-owned owner Alaska |
Standard | 2013-07-08 | ValidFAA registration status code V: Valid registration. All codes |
| N4529M | Beech V35B |
Fixed-wing, single engine | Individual owner Colorado |
Standard | 2013-07-08 | ValidFAA registration status code V: Valid registration. All codes |
| N2019K | Beech F33A |
Fixed-wing, single engine | Individual owner Georgia |
Standard | 2013-07-03 | ValidFAA registration status code V: Valid registration. All codes |
| N325SR | Beech 95-C55 |
Fixed-wing, multi-engine | Co-owned owner Texas |
Standard | 2013-07-03 | ValidFAA registration status code V: Valid registration. All codes |
| N2895W | Beech A36 |
Fixed-wing, single engine | N2895W LLC Mount Airy, Maryland |
Standard | 2013-07-01 | ValidFAA registration status code V: Valid registration. All codes |
| N5804K | Beech S35 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2013-07-01 | ValidFAA registration status code V: Valid registration. All codes |
| N9034S | Beech S35 |
Fixed-wing, single engine | Co-owned owner Arizona |
Standard | 2013-06-28 | ValidFAA registration status code V: Valid registration. All codes |
| N25FG | Cessna A185F |
Fixed-wing, single engine | State of California Department of Fish and Game Sacramento, California |
Standard | 2013-06-25 | ValidFAA registration status code V: Valid registration. All codes |
| N16HT | Cessna 206 |
Fixed-wing, single engine | Aviation Specialties Unlimited INC Boise, Idaho |
Standard | 2013-06-24 | ValidFAA registration status code V: Valid registration. All codes |
| N28082 | Bellanca 17-30A |
Fixed-wing, single engine | Individual owner California |
Standard | 2013-06-24 | ValidFAA registration status code V: Valid registration. All codes |
| N4483R | Cessna A185F |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2013-06-21 | ValidFAA registration status code V: Valid registration. All codes |
| N555PZ | Beech V35B |
Fixed-wing, single engine | Lada Aviation LLC Alpine, Utah |
Standard | 2013-06-21 | ValidFAA registration status code V: Valid registration. All codes |
| N2135W | Beech V35B |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2013-06-18 | ValidFAA registration status code V: Valid registration. All codes |
| N3051A | Beech V35A |
Fixed-wing, single engine | Individual owner Colorado |
Standard | 2013-06-18 | ValidFAA registration status code V: Valid registration. All codes |
| N3300G | Beech 58 |
Fixed-wing, multi-engine | Air Amg LLC Greensboro, North Carolina |
Standard | 2013-06-18 | ValidFAA registration status code V: Valid registration. All codes |
| N4144S | Beech A36 |
Fixed-wing, single engine | Jlh Ent LLC Wilmington, Delaware |
Standard | 2013-06-13 | ValidFAA registration status code V: Valid registration. All codes |
| N4794F | Cessna P206B |
Fixed-wing, single engine | Get Out Aviation LLC Palmer, Alaska |
Standard | 2013-06-12 | ValidFAA registration status code V: Valid registration. All codes |
| N481TR | Cessna U206G |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2013-06-04 | ValidFAA registration status code V: Valid registration. All codes |
| N758F | Cessna U206G |
Fixed-wing, single engine | Capital Aircraft LLC Juneau, Alaska |
Standard | 2013-05-29 | ValidFAA registration status code V: Valid registration. All codes |
| N133MD | Beech F33A |
Fixed-wing, single engine | Individual owner Colorado |
Standard | 2013-05-28 | ValidFAA registration status code V: Valid registration. All codes |
| N4915C | Cessna A185F |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2013-05-28 | 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 8, 2026. Horsepower and thrust are the FAA's figures for the series, not for a particular aircraft.
