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 |
|---|---|---|---|---|---|---|
| N7445N | Cessna 182P |
Fixed-wing, single engine | Skyplane Pilots LLC Bluffton, South Carolina |
Standard | 2021-11-29 | ValidFAA registration status code V: Valid registration. All codes |
| N81CL | Beech 58 |
Fixed-wing, multi-engine | Individual owner Virginia |
Standard | 2021-11-29 | ValidFAA registration status code V: Valid registration. All codes |
| N111GK | Beech F33A |
Fixed-wing, single engine | Mg Equipment CORP Hauppauge, New York |
Standard | 2021-11-23 | ValidFAA registration status code V: Valid registration. All codes |
| N9072S | Beech A36 |
Fixed-wing, single engine | Saddleback Enterprises LLC Newport Beach, California |
Standard | 2021-11-23 | ValidFAA registration status code V: Valid registration. All codes |
| N154BC | Cessna 210J |
Fixed-wing, single engine | Ten Knot Tailwind LLC Mesa, Arizona |
Standard | 2021-11-22 | ValidFAA registration status code V: Valid registration. All codes |
| N185MP | Cessna A185E |
Fixed-wing, single engine | Individual owner Nevada |
Standard | 2021-11-22 | ValidFAA registration status code V: Valid registration. All codes |
| N425MG | Beech S35 |
Fixed-wing, single engine | Individual owner Virginia |
Standard | 2021-11-20 | ValidFAA registration status code V: Valid registration. All codes |
| N91CE | Bellanca 17-30 |
Fixed-wing, single engine | Co-owned owner New York |
Standard | 2021-11-20 | ValidFAA registration status code V: Valid registration. All codes |
| N700BT | Beech V35 |
Fixed-wing, single engine | Individual owner Colorado |
Standard | 2021-11-19 | ValidFAA registration status code V: Valid registration. All codes |
| N2758T | Beech 95-C55 |
Fixed-wing, multi-engine | Individual owner Massachusetts |
Standard | 2021-11-18 | ValidFAA registration status code V: Valid registration. All codes |
| N81HB | Beech A36 |
Fixed-wing, single engine | Co-owned owner Kansas |
Standard | 2021-11-18 | ValidFAA registration status code V: Valid registration. All codes |
| N4507F | Cessna A185E |
Fixed-wing, single engine | Individual owner Washington |
Standard | 2021-11-17 | ValidFAA registration status code V: Valid registration. All codes |
| N56511 | Cessna A185F |
Fixed-wing, single engine | Wired Flight LLC Kent, Washington |
Standard | 2021-11-17 | ValidFAA registration status code V: Valid registration. All codes |
| N708NC | Cessna 310R |
Fixed-wing, multi-engine | Gaylord Hangars LLC Hagerstown, Maryland |
Standard | 2021-11-17 | ValidFAA registration status code V: Valid registration. All codes |
| N726AG | Beech F33A |
Fixed-wing, single engine | Two Tails LLC Las Vegas, Nevada |
Standard | 2021-11-17 | ValidFAA registration status code V: Valid registration. All codes |
| N6HQ | Cessna U206A |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2021-11-16 | ValidFAA registration status code V: Valid registration. All codes |
| N761JB | Beech 36 |
Fixed-wing, single engine | Schwechten Physician Services Pllc New Waverly, Texas |
Standard | 2021-11-16 | ValidFAA registration status code V: Valid registration. All codes |
| N1030W | Beech V35B |
Fixed-wing, single engine | Individual owner North Carolina |
Standard | 2021-11-15 | ValidFAA registration status code V: Valid registration. All codes |
| N7540N | Beech E33A |
Fixed-wing, single engine | Madison Fasteners LLC Hanover, Indiana |
Standard | 2021-11-15 | ValidFAA registration status code V: Valid registration. All codes |
| N2157S | Cessna 210L |
Fixed-wing, single engine | Co-owned owner Texas |
Standard | 2021-11-12 | ValidFAA registration status code V: Valid registration. All codes |
| N76AG | Cessna A188B |
Fixed-wing, single engine | Skyview Applicators LLC Hartington, Nebraska |
Restricted | 2021-11-10 | ValidFAA registration status code V: Valid registration. All codes |
| N4728M | Beech A36 |
Fixed-wing, single engine | Individual owner Arizona |
Standard | 2021-11-09 | ValidFAA registration status code V: Valid registration. All codes |
| N7359V | Bellanca 17-30 |
Fixed-wing, single engine | Individual owner South Dakota |
Standard | 2021-11-09 | ValidFAA registration status code V: Valid registration. All codes |
| N8281Q | Cessna U206F |
Fixed-wing, single engine | 9 North LLC Parker, Colorado |
Standard | 2021-11-06 | ValidFAA registration status code V: Valid registration. All codes |
| N536TC | Beech B36TC |
Fixed-wing, single engine | I C Aviation LLC Scottsdale, Arizona |
Standard | 2021-11-05 | ValidFAA registration status code V: Valid registration. All codes |
| N100TX | Beech V35B |
Fixed-wing, single engine | Individual owner Louisiana |
Standard | 2021-11-04 | ValidFAA registration status code V: Valid registration. All codes |
| N2335F | Cessna 210E |
Fixed-wing, single engine | Gravitte Peter F Napa, California |
Standard | 2021-11-04 | ValidFAA registration status code V: Valid registration. All codes |
| N4AA | Cessna A185F |
Fixed-wing, single engine | Asi Jet AG LLC Hutchinson, Minnesota |
Standard | 2021-11-04 | ValidFAA registration status code V: Valid registration. All codes |
| N53QM | Beech 95-C55 |
Fixed-wing, multi-engine | Wings Enterprizes LTD CO Yukon, Oklahoma |
Standard | 2021-11-04 | ValidFAA registration status code V: Valid registration. All codes |
| N55DB | Beech D55 |
Fixed-wing, multi-engine | Individual owner Nevada |
Standard | 2021-11-04 | ValidFAA registration status code V: Valid registration. All codes |
| N56AK | Cessna U206G |
Fixed-wing, single engine | Longhorn Leasing LLC Anchorage, Alaska |
Standard | 2021-11-04 | ValidFAA registration status code V: Valid registration. All codes |
| N625KW | Cessna U206F |
Fixed-wing, single engine | Individual owner Minnesota |
Standard | 2021-11-04 | ValidFAA registration status code V: Valid registration. All codes |
| N6601N | Beech F33A |
Fixed-wing, single engine | Individual owner California |
Standard | 2021-11-03 | ValidFAA registration status code V: Valid registration. All codes |
| N303N | Beech A36 |
Fixed-wing, single engine | Co-owned owner Tennessee |
Standard | 2021-11-01 | ValidFAA registration status code V: Valid registration. All codes |
| N3056W | Beech F33A |
Fixed-wing, single engine | Co-owned owner Pennsylvania |
Standard | 2021-11-01 | ValidFAA registration status code V: Valid registration. All codes |
| N484JR | Beech 35-C33A |
Fixed-wing, single engine | C L Farwell Holdings III LLC Brookline, New Hampshire |
Standard | 2021-11-01 | ValidFAA registration status code V: Valid registration. All codes |
| N787LL | Beech F33A |
Fixed-wing, single engine | Douglas Aviation LTD South Barrington, Illinois |
Standard | 2021-11-01 | ValidFAA registration status code V: Valid registration. All codes |
| N832H | Beech A36 |
Fixed-wing, single engine | Co-owned owner California |
Standard | 2021-11-01 | ValidFAA registration status code V: Valid registration. All codes |
| N9461S | Beech V35 |
Fixed-wing, single engine | Co-owned owner Missouri |
Standard | 2021-11-01 | ValidFAA registration status code V: Valid registration. All codes |
| N167N | Beech 95-C55 |
Fixed-wing, multi-engine | Individual owner California |
Standard | 2021-10-30 | ValidFAA registration status code V: Valid registration. All codes |
| N45VC | Cessna 210D |
Fixed-wing, single engine | Co-owned owner Florida |
Standard | 2021-10-30 | ValidFAA registration status code V: Valid registration. All codes |
| N512AT | Cessna 210L |
Fixed-wing, single engine | Ranch Aero LLC Sterling City, Texas |
Standard | 2021-10-30 | ValidFAA registration status code V: Valid registration. All codes |
| N572T | Beech S35 |
Fixed-wing, single engine | Individual owner Virginia |
Standard | 2021-10-30 | ValidFAA registration status code V: Valid registration. All codes |
| N3096T | Beech F33A |
Fixed-wing, single engine | Individual owner California |
Standard | 2021-10-29 | ValidFAA registration status code V: Valid registration. All codes |
| N309DC | Beech V35B |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2021-10-29 | ValidFAA registration status code V: Valid registration. All codes |
| N4880V | Bellanca 17-30 |
Fixed-wing, single engine | Village Motors INC Lake Village, Indiana |
Standard | 2021-10-28 | ValidFAA registration status code V: Valid registration. All codes |
| N8046Z | Cessna U206A |
Fixed-wing, single engine | Best Auto Sales LLC Plummer, Idaho |
Standard | 2021-10-28 | ValidFAA registration status code V: Valid registration. All codes |
| N2357F | Cessna 210E |
Fixed-wing, single engine | Individual owner Virginia |
Standard | 2021-10-27 | ValidFAA registration status code V: Valid registration. All codes |
| N6733Y | Beech F33A |
Fixed-wing, single engine | Individual owner New York |
Standard | 2021-10-27 | ValidFAA registration status code V: Valid registration. All codes |
| N8459N | Beech V35A |
Fixed-wing, single engine | Contrail LLC Deerfield Beach, Florida |
Standard | 2021-10-27 | ValidFAA registration status code V: Valid registration. All codes |
| N104K | Cessna 207 |
Fixed-wing, single engine | Jb Aircraft LLC Anchorage, Alaska |
Standard | 2021-10-26 | ValidFAA registration status code V: Valid registration. All codes |
| N37237 | Cessna 310R |
Fixed-wing, multi-engine | Hudson Bay Holdings LLC Lebanon, Tennessee |
Standard | 2021-10-26 | ValidFAA registration status code V: Valid registration. All codes |
| N427LL | Beech F33A |
Fixed-wing, single engine | Co-owned owner Michigan |
Standard | 2021-10-26 | ValidFAA registration status code V: Valid registration. All codes |
| N747BG | Beech 35-C33A |
Fixed-wing, single engine | Individual owner Pennsylvania |
Standard | 2021-10-26 | ValidFAA registration status code V: Valid registration. All codes |
| N2976T | Aero Commander 200D |
Fixed-wing, single engine | Individual owner Nebraska |
Standard | 2021-10-23 | ValidFAA registration status code V: Valid registration. All codes |
| N59JB | Beech A36 |
Fixed-wing, single engine | Aero Buelo LLC Jasper, Texas |
Standard | 2021-10-22 | ValidFAA registration status code V: Valid registration. All codes |
| N20HM | Beech A36 |
Fixed-wing, single engine | Individual owner Colorado |
Standard | 2021-10-21 | ValidFAA registration status code V: Valid registration. All codes |
| N310CB | Cessna 310R |
Fixed-wing, multi-engine | N310Cb LLC Buford, Georgia |
Standard | 2021-10-21 | ValidFAA registration status code V: Valid registration. All codes |
| N14687 | Bellanca 17-30A |
Fixed-wing, single engine | Dalessio Enterprises INC Smithville, Tennessee |
Standard | 2021-10-20 | ValidFAA registration status code V: Valid registration. All codes |
| N333BG | Cessna A185F |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2021-10-20 | ValidFAA registration status code V: Valid registration. All codes |
| N1926U | Cessna U206F |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2021-10-19 | ValidFAA registration status code V: Valid registration. All codes |
| N7268R | Beech E-55 |
Fixed-wing, multi-engine | Rural-Em Consulting INC Dallas, Texas |
Standard | 2021-10-19 | ValidFAA registration status code V: Valid registration. All codes |
| N39806 | Bellanca 17-30A |
Fixed-wing, single engine | Individual owner Colorado |
Standard | 2021-10-18 | ValidFAA registration status code V: Valid registration. All codes |
| N785JB | Beech V35A |
Fixed-wing, single engine | Fuller Aire INC Wilmington, Delaware |
Standard | 2021-10-18 | ValidFAA registration status code V: Valid registration. All codes |
| N9725R | Cessna U206G |
Fixed-wing, single engine | Longitude 150 LLC Anchorage, Alaska |
Standard | 2021-10-18 | ValidFAA registration status code V: Valid registration. All codes |
| N2045E | Beech A36 |
Fixed-wing, single engine | Double P Investments LLC Kerrville, Texas |
Standard | 2021-10-16 | ValidFAA registration status code V: Valid registration. All codes |
| N3807E | Beech A36 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2021-10-16 | ValidFAA registration status code V: Valid registration. All codes |
| N3855G | Cessna U206B |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2021-10-14 | ValidFAA registration status code V: Valid registration. All codes |
| N185D | Cessna A185F |
Fixed-wing, single engine | Individual owner Montana |
Standard | 2021-10-13 | ValidFAA registration status code V: Valid registration. All codes |
| N732XX | Cessna 210M |
Fixed-wing, single engine | Co-owned owner Texas |
Standard | 2021-10-13 | ValidFAA registration status code V: Valid registration. All codes |
| N7878Y | Beech F33A |
Fixed-wing, single engine | Individual owner Illinois |
Standard | 2021-10-13 | ValidFAA registration status code V: Valid registration. All codes |
| N5749K | Beech S35 |
Fixed-wing, single engine | Base To Final LLC Mesa, Arizona |
Standard | 2021-10-08 | ValidFAA registration status code V: Valid registration. All codes |
| N5571C | Beech F33A |
Fixed-wing, single engine | Individual owner Missouri |
Standard | 2021-10-07 | ValidFAA registration status code V: Valid registration. All codes |
| N4258C | Cessna 310R |
Fixed-wing, multi-engine | Sonrise Aviation LLC Portland, Indiana |
Standard | 2021-10-06 | ValidFAA registration status code V: Valid registration. All codes |
| N1297G | Cessna 310R |
Fixed-wing, multi-engine | Pilot Mountain Aviation LLC Marietta, Ohio |
Standard | 2021-10-05 | ValidFAA registration status code V: Valid registration. All codes |
| N4872J | Beech 35-C33A |
Fixed-wing, single engine | Am Aviation LLC Edmonds, Washington |
Standard | 2021-10-05 | ValidFAA registration status code V: Valid registration. All codes |
| N18369 | Beech V35B |
Fixed-wing, single engine | Individual owner California |
Standard | 2021-10-04 | ValidFAA registration status code V: Valid registration. All codes |
| N4924U | Cessna 210E |
Fixed-wing, single engine | Individual owner Vermont |
Standard | 2021-10-04 | ValidFAA registration status code V: Valid registration. All codes |
| N4HH | Beech V35 |
Fixed-wing, single engine | Individual owner Arizona |
Standard | 2021-10-04 | ValidFAA registration status code V: Valid registration. All codes |
| N4923C | Cessna A185F |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2021-10-01 | ValidFAA registration status code V: Valid registration. All codes |
| N707L | Beech V35A |
Fixed-wing, single engine | Individual owner Montana |
Standard | 2021-10-01 | ValidFAA registration status code V: Valid registration. All codes |
| N9110Q | Beech V35B |
Fixed-wing, single engine | Zen Air LLC Kalispell, Montana |
Standard | 2021-10-01 | ValidFAA registration status code V: Valid registration. All codes |
| N9257Q | Beech A36 |
Fixed-wing, single engine | C9 Aero LLC Gothenburg, Nebraska |
Standard | 2021-10-01 | ValidFAA registration status code V: Valid registration. All codes |
| N23682 | Beech A36 |
Fixed-wing, single engine | Next Century Aviation Oregon LLC Sausalito, California |
Standard | 2021-09-30 | ValidFAA registration status code V: Valid registration. All codes |
| N428TL | Beech V35A |
Fixed-wing, single engine | Joe Rushing Plumbing CO INC Lubbock, Texas |
Standard | 2021-09-30 | ValidFAA registration status code V: Valid registration. All codes |
| N876T | Beech S35 |
Fixed-wing, single engine | Highrider LLC Humble, Texas |
Standard | 2021-09-30 | ValidFAA registration status code V: Valid registration. All codes |
| N2501S | Cessna T210L |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2021-09-29 | ValidFAA registration status code V: Valid registration. All codes |
| N5618K | Beech S35 |
Fixed-wing, single engine | Individual owner Delaware |
Standard | 2021-09-29 | ValidFAA registration status code V: Valid registration. All codes |
| N30VM | Beech F33A |
Fixed-wing, single engine | Individual owner New York |
Standard | 2021-09-28 | ValidFAA registration status code V: Valid registration. All codes |
| N5336C | Cessna 310R |
Fixed-wing, multi-engine | Miller Aviation LLC Huntington, Indiana |
Standard | 2021-09-27 | ValidFAA registration status code V: Valid registration. All codes |
| N4515M | Beech F33A |
Fixed-wing, single engine | Individual owner Arizona |
Standard | 2021-09-24 | ValidFAA registration status code V: Valid registration. All codes |
| N1063W | Beech A36 |
Fixed-wing, single engine | Dakota Land LLC Simms, Montana |
Standard | 2021-09-23 | ValidFAA registration status code V: Valid registration. All codes |
| N572E | Cessna A185E |
Fixed-wing, single engine | Echo Air LLC Anchorage, Alaska |
Multiple | 2021-09-23 | ValidFAA registration status code V: Valid registration. All codes |
| N581E | Beech 58 |
Fixed-wing, multi-engine | Co-owned owner Wyoming |
Standard | 2021-09-23 | ValidFAA registration status code V: Valid registration. All codes |
| N66863 | Beech A36 |
Fixed-wing, single engine | Individual owner Kansas |
Standard | 2021-09-23 | ValidFAA registration status code V: Valid registration. All codes |
| N8391N | Beech D55 |
Fixed-wing, multi-engine | Wolfpack Division LLC Phoenix, Arizona |
Standard | 2021-09-23 | ValidFAA registration status code V: Valid registration. All codes |
| N114TP | Beech V35B |
Fixed-wing, single engine | Grj LLC Lexington, South Carolina |
Standard | 2021-09-22 | ValidFAA registration status code V: Valid registration. All codes |
| N432AB | Beech F33A |
Fixed-wing, single engine | Wisco Flyers LLC Middleton, Wisconsin |
Standard | 2021-09-22 | ValidFAA registration status code V: Valid registration. All codes |
| N7874J | Cessna 210L |
Fixed-wing, single engine | 2F Trade LLC Collinsville, Texas |
Standard | 2021-09-21 | ValidFAA registration status code V: Valid registration. All codes |
| N1597L | Beech F33A |
Fixed-wing, single engine | Individual owner Maryland |
Standard | 2021-09-17 | 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.
