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 |
|---|---|---|---|---|---|---|
| N81SC | Cessna 210K |
Fixed-wing, single engine | Gl Aircraft Enterprise LLC Wilmington, Delaware |
Standard | 2014-11-07 | ValidFAA registration status code V: Valid registration. All codes |
| N900CF | Beech F33A |
Fixed-wing, single engine | Axio Aviation LLC Elmira, New York |
Standard | 2014-11-07 | ValidFAA registration status code V: Valid registration. All codes |
| N8548Q | Cessna A185F |
Fixed-wing, single engine | Klein Flying Service INC Lawrenceville, Illinois |
Standard | 2014-11-05 | ValidFAA registration status code V: Valid registration. All codes |
| N2063G | Beech 58 |
Fixed-wing, multi-engine | Individual owner Tennessee |
Standard | 2014-11-04 | ValidFAA registration status code V: Valid registration. All codes |
| N4451W | Beech F33A |
Fixed-wing, single engine | Flying On Edge LLC Redmond, Washington |
Standard | 2014-11-04 | ValidFAA registration status code V: Valid registration. All codes |
| N909GB | Cessna A185F |
Fixed-wing, single engine | Head West Lake Operations LLC Dubois, Wyoming |
Standard | 2014-11-04 | ValidFAA registration status code V: Valid registration. All codes |
| N77ES | Cessna 210D |
Fixed-wing, single engine | Withheld at owner's request | Standard | 2014-10-30 | ValidFAA registration status code V: Valid registration. All codes |
| N1520G | Beech F33A |
Fixed-wing, single engine | Individual owner Connecticut |
Standard | 2014-10-28 | ValidFAA registration status code V: Valid registration. All codes |
| N185BS | Cessna A185F |
Fixed-wing, single engine | Individual owner Colorado |
Standard | 2014-10-28 | ValidFAA registration status code V: Valid registration. All codes |
| N215Y | Beech V35 |
Fixed-wing, single engine | Individual owner Wisconsin |
Standard | 2014-10-28 | ValidFAA registration status code V: Valid registration. All codes |
| N29018 | Cessna U206C |
Fixed-wing, single engine | Pacific Rim Energy INC Henderson, Nevada |
Standard | 2014-10-28 | ValidFAA registration status code V: Valid registration. All codes |
| N3108L | Beech F33A |
Fixed-wing, single engine | Individual owner Iowa |
Standard | 2014-10-28 | ValidFAA registration status code V: Valid registration. All codes |
| N4853J | Beech V35 |
Fixed-wing, single engine | Naca 130 LLC Cameron Park, California |
Standard | 2014-10-28 | ValidFAA registration status code V: Valid registration. All codes |
| N48RK | Beech F33A |
Fixed-wing, single engine | Individual owner North Dakota |
Standard | 2014-10-27 | ValidFAA registration status code V: Valid registration. All codes |
| N88CJ | Beech A36 |
Fixed-wing, single engine | Individual owner Oregon |
Standard | 2014-10-27 | ValidFAA registration status code V: Valid registration. All codes |
| N3789Q | Beech V35 |
Fixed-wing, single engine | Individual owner Tennessee |
Standard | 2014-10-24 | ValidFAA registration status code V: Valid registration. All codes |
| N6318S | Beech V35B |
Fixed-wing, single engine | Individual owner Minnesota |
Standard | 2014-10-23 | ValidFAA registration status code V: Valid registration. All codes |
| N855DS | Beech V35 |
Fixed-wing, single engine | Aerolutions LLC Preston, Idaho |
Standard | 2014-10-22 | ValidFAA registration status code V: Valid registration. All codes |
| N33JL | Beech V35A |
Fixed-wing, single engine | J L Flyers LLC Orinda, California |
Standard | 2014-10-17 | ValidFAA registration status code V: Valid registration. All codes |
| N25BT | Beech V35B |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2014-10-15 | ValidFAA registration status code V: Valid registration. All codes |
| N6307B | Cessna A185F |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2014-10-15 | ValidFAA registration status code V: Valid registration. All codes |
| N716SL | Bellanca 17-30A |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2014-10-15 | ValidFAA registration status code V: Valid registration. All codes |
| N3211L | Beech V35B |
Fixed-wing, single engine | Individual owner Montana |
Standard | 2014-10-09 | ValidFAA registration status code V: Valid registration. All codes |
| N7945K | Beech S35 |
Fixed-wing, single engine | Co-owned owner California |
Standard | 2014-10-09 | ValidFAA registration status code V: Valid registration. All codes |
| N406MH | Beech 35-C33A |
Fixed-wing, single engine | Juliet Yankee Aviation LLC Greenwich, Connecticut |
Standard | 2014-10-07 | ValidFAA registration status code V: Valid registration. All codes |
| N917SD | Beech V35B |
Fixed-wing, single engine | Tj Air Holdings INC Trustee Wilmington, Delaware |
Standard | 2014-10-07 | ValidFAA registration status code V: Valid registration. All codes |
| N2106L | Beech A36 |
Fixed-wing, single engine | Cht CORP Lake Forest, California |
Standard | 2014-10-06 | ValidFAA registration status code V: Valid registration. All codes |
| N2092W | Beech V35 |
Fixed-wing, single engine | Earthcirc08 LLC Chagrin Falls, Ohio |
Standard | 2014-10-03 | ValidFAA registration status code V: Valid registration. All codes |
| N875DB | Beech 58 |
Fixed-wing, multi-engine | Dbco LLC Greenwood Village, Colorado |
Standard | 2014-10-03 | ValidFAA registration status code V: Valid registration. All codes |
| N259M | Aero Commander 200D |
Fixed-wing, single engine | Ridgerunner 51 LLC Springdale, Arkansas |
Standard | 2014-10-02 | ValidFAA registration status code V: Valid registration. All codes |
| N77206 | Cessna U206G |
Fixed-wing, single engine | Venture Alaska LLC Homer, Alaska |
None on file | 2014-10-02 | ValidFAA registration status code V: Valid registration. All codes |
| N7973M | Beech 95-C55 |
Fixed-wing, multi-engine | 7973M LLC Broomfield, Colorado |
Standard | 2014-10-01 | ValidFAA registration status code V: Valid registration. All codes |
| N206MG | Cessna U206G |
Fixed-wing, single engine | Independence Aviation INC La Porte City, Iowa |
Standard | 2014-09-29 | ValidFAA registration status code V: Valid registration. All codes |
| N8715Z | Cessna P206C |
Fixed-wing, single engine | Individual owner Ohio |
Standard | 2014-09-29 | ValidFAA registration status code V: Valid registration. All codes |
| N60NE | Beech A36 |
Fixed-wing, single engine | Cub Crafters Resale LLC Yakima, Washington |
Standard | 2014-09-25 | ValidFAA registration status code V: Valid registration. All codes |
| N7866R | Beech V35A |
Fixed-wing, single engine | N7866R Leasing LLC Linden, Michigan |
Standard | 2014-09-24 | ValidFAA registration status code V: Valid registration. All codes |
| N6233X | Beech A36 |
Fixed-wing, single engine | Rdm Ventures LLC Buckhead, Georgia |
Standard | 2014-09-22 | ValidFAA registration status code V: Valid registration. All codes |
| N8643Z | Cessna P206C |
Fixed-wing, single engine | Vitatoe Industries INC Chillicothe, Ohio |
Standard | 2014-09-22 | ValidFAA registration status code V: Valid registration. All codes |
| N6181U | Beech A36 |
Fixed-wing, single engine | Andrew Investment Company LLC Atoka, Oklahoma |
Standard | 2014-09-18 | ValidFAA registration status code V: Valid registration. All codes |
| N93033 | Cessna A185F |
Fixed-wing, single engine | Kaval John P JR Duxbury, Massachusetts |
Standard | 2014-09-18 | ValidFAA registration status code V: Valid registration. All codes |
| N274LE | Aero Commander 500-A |
Fixed-wing, multi-engine | Individual owner California |
Standard | 2014-09-17 | ValidFAA registration status code V: Valid registration. All codes |
| N714LS | Cessna A185F |
Fixed-wing, single engine | Hard Luck Aviation LLC Tok, Alaska |
Restricted | 2014-09-16 | ValidFAA registration status code V: Valid registration. All codes |
| N2191F | Cessna U206 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2014-09-15 | ValidFAA registration status code V: Valid registration. All codes |
| N8813V | Bellanca 17-30A |
Fixed-wing, single engine | Individual owner Maryland |
Standard | 2014-09-15 | ValidFAA registration status code V: Valid registration. All codes |
| N1362F | Cessna A185F |
Fixed-wing, single engine | Co-owned owner Alaska |
Standard | 2014-09-12 | ValidFAA registration status code V: Valid registration. All codes |
| N5833F | Cessna 210G |
Fixed-wing, single engine | Vermillion Fc-1 LLC Crystal City, Texas |
Standard | 2014-09-12 | ValidFAA registration status code V: Valid registration. All codes |
| N310MC | Cessna 310R |
Fixed-wing, multi-engine | Ecolift CORP San Juan, Puerto Rico |
Standard | 2014-09-10 | ValidFAA registration status code V: Valid registration. All codes |
| N3495L | Cessna U206B |
Fixed-wing, single engine | Saqul'Aq Air LLC Coupeville, Washington |
Restricted | 2014-09-10 | ValidFAA registration status code V: Valid registration. All codes |
| N2502T | Navion NAVION H |
Fixed-wing, single engine | Individual owner California |
Standard | 2014-09-09 | ValidFAA registration status code V: Valid registration. All codes |
| N666MS | Beech V35A |
Fixed-wing, single engine | Sandy Bayou Planting CO Osceola, Arkansas |
Standard | 2014-09-08 | ValidFAA registration status code V: Valid registration. All codes |
| N70488 | Cessna A185F |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2014-09-08 | ValidFAA registration status code V: Valid registration. All codes |
| N1889W | Beech 58 |
Fixed-wing, multi-engine | Sabre 65 LLC Helena, Montana |
Standard | 2014-09-05 | ValidFAA registration status code V: Valid registration. All codes |
| N1859C | Beech F33A |
Fixed-wing, single engine | Hadley Aviation LLC Kent, Connecticut |
Standard | 2014-09-04 | ValidFAA registration status code V: Valid registration. All codes |
| N9141S | Beech F33A |
Fixed-wing, single engine | Individual owner California |
Standard | 2014-09-03 | ValidFAA registration status code V: Valid registration. All codes |
| N119MS | Cessna 210J |
Fixed-wing, single engine | Aeronorth LLC Ann Arbor, Michigan |
Standard | 2014-08-29 | ValidFAA registration status code V: Valid registration. All codes |
| N7369R | Beech V35B |
Fixed-wing, single engine | Individual owner Michigan |
Standard | 2014-08-27 | ValidFAA registration status code V: Valid registration. All codes |
| N9900G | Cessna A188A |
Fixed-wing, single engine | Skyline Agrinautics INC Osage, Iowa |
Multiple | 2014-08-27 | ValidFAA registration status code V: Valid registration. All codes |
| N5BZ | Beech 58 |
Fixed-wing, multi-engine | Bad Bird LLC Elon, North Carolina |
Standard | 2014-08-25 | ValidFAA registration status code V: Valid registration. All codes |
| N5490J | Cessna 310R |
Fixed-wing, multi-engine | Individual owner Connecticut |
Standard | 2014-08-22 | ValidFAA registration status code V: Valid registration. All codes |
| N7983K | Beech S35 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2014-08-22 | ValidFAA registration status code V: Valid registration. All codes |
| N55ZZ | Beech 95-C55 |
Fixed-wing, multi-engine | Individual owner Arizona |
Standard | 2014-08-21 | ValidFAA registration status code V: Valid registration. All codes |
| N60LP | Beech A36 |
Fixed-wing, single engine | Lowpass Aviation Services LLC Germantown, Tennessee |
Standard | 2014-08-20 | ValidFAA registration status code V: Valid registration. All codes |
| N578U | Beech V35B |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2014-08-19 | ValidFAA registration status code V: Valid registration. All codes |
| N310WH | Cessna 310R |
Fixed-wing, multi-engine | Lexington Air Services LLC Greenwood, Mississippi |
Standard | 2014-08-18 | ValidFAA registration status code V: Valid registration. All codes |
| N5448R | Cessna 172F |
Fixed-wing, single engine | Co-owned owner West Virginia |
Standard | 2014-08-18 | ValidFAA registration status code V: Valid registration. All codes |
| N275ZZ | Cessna A185F |
Fixed-wing, single engine | Individual owner | Standard | 2014-08-13 | Reports overdueFAA registration status code N: Non-citizen corporation that has not returned its flight-hour reports. All codes |
| N404V | Beech P35 |
Fixed-wing, single engine | Individual owner California |
Standard | 2014-08-12 | ValidFAA registration status code V: Valid registration. All codes |
| N88CL | Beech F33A |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2014-08-12 | ValidFAA registration status code V: Valid registration. All codes |
| N502TJ | Beech F33A |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2014-08-11 | ValidFAA registration status code V: Valid registration. All codes |
| N64793 | Beech A36 |
Fixed-wing, single engine | N64793 LLC Naples, Florida |
Standard | 2014-08-11 | ValidFAA registration status code V: Valid registration. All codes |
| N8425Q | Cessna A185F |
Fixed-wing, single engine | Perrycook Flight Services LLC Gig Harbor, Washington |
Standard | 2014-08-11 | ValidFAA registration status code V: Valid registration. All codes |
| N1673T | Beech A36 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2014-08-08 | ValidFAA registration status code V: Valid registration. All codes |
| N1823R | Cessna A185F |
Fixed-wing, single engine | Individual owner Pennsylvania |
Standard | 2014-08-08 | ValidFAA registration status code V: Valid registration. All codes |
| N4057B | Bellanca 17-30A |
Fixed-wing, single engine | Co-owned owner New York |
Standard | 2014-08-08 | ValidFAA registration status code V: Valid registration. All codes |
| N5433X | Cessna U206G |
Fixed-wing, single engine | Mk Air LLC Lewistown, Montana |
Standard | 2014-08-08 | ValidFAA registration status code V: Valid registration. All codes |
| N169DK | Cessna 310R |
Fixed-wing, multi-engine | Individual owner Illinois |
Standard | 2014-08-07 | ValidFAA registration status code V: Valid registration. All codes |
| N5924S | Beech 35-C33A |
Fixed-wing, single engine | N5924S LLC Fayetteville, Georgia |
Standard | 2014-08-07 | ValidFAA registration status code V: Valid registration. All codes |
| N76185 | Cessna A185F |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2014-08-07 | ValidFAA registration status code V: Valid registration. All codes |
| N2045C | Beech A36 |
Fixed-wing, single engine | Co-owned owner California |
Standard | 2014-08-05 | ValidFAA registration status code V: Valid registration. All codes |
| N9041C | Beech V35B |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2014-08-05 | ValidFAA registration status code V: Valid registration. All codes |
| N2582K | Cessna 180K |
Fixed-wing, single engine | Individual owner Maine |
Standard | 2014-08-04 | ValidFAA registration status code V: Valid registration. All codes |
| N28035 | Bellanca 17-30A |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2014-08-04 | ValidFAA registration status code V: Valid registration. All codes |
| N521BW | Cessna 210L |
Fixed-wing, single engine | Bilmar Avionics INC Kissimmee, Florida |
Standard | 2014-08-04 | ValidFAA registration status code V: Valid registration. All codes |
| N702DZ | Cessna P206 |
Fixed-wing, single engine | Skydive Fargo INC West Fargo, North Dakota |
Standard | 2014-08-04 | ValidFAA registration status code V: Valid registration. All codes |
| N9523Q | Beech 35-C33A |
Fixed-wing, single engine | Individual owner Colorado |
Standard | 2014-08-04 | ValidFAA registration status code V: Valid registration. All codes |
| N8069G | Beech F33A |
Fixed-wing, single engine | R B Hanson Equipment LLC Clancy, Montana |
Standard | 2014-07-31 | ValidFAA registration status code V: Valid registration. All codes |
| N8419N | Beech V35A |
Fixed-wing, single engine | Individual owner Kansas |
Standard | 2014-07-31 | ValidFAA registration status code V: Valid registration. All codes |
| N367D | Beech A36 |
Fixed-wing, single engine | Individual owner Georgia |
Standard | 2014-07-30 | ValidFAA registration status code V: Valid registration. All codes |
| N204LP | Beech F33A |
Fixed-wing, single engine | Individual owner California |
Standard | 2014-07-25 | ValidFAA registration status code V: Valid registration. All codes |
| N113PS | Paul Seales PT3 |
Fixed-wing, single engine | Individual owner Texas |
Experimental | 2014-07-24 | ValidFAA registration status code V: Valid registration. All codes |
| N712VT | Cessna U206C |
Fixed-wing, single engine | Middle Fork Aviation INC Challis, Idaho |
Standard | 2014-07-23 | ValidFAA registration status code V: Valid registration. All codes |
| N3084N | Beech F33A |
Fixed-wing, single engine | Individual owner New Mexico |
Standard | 2014-07-22 | ValidFAA registration status code V: Valid registration. All codes |
| N4384T | Piper PA-46-310P |
Fixed-wing, single engine | Taw Development INC Raleigh, North Carolina |
Standard | 2014-07-22 | ValidFAA registration status code V: Valid registration. All codes |
| N3437Q | Cessna 320E |
Fixed-wing, multi-engine | Individual owner Texas |
Standard | 2014-07-21 | ValidFAA registration status code V: Valid registration. All codes |
| N2764J | Cessna A185E |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2014-07-18 | ValidFAA registration status code V: Valid registration. All codes |
| N7371V | Bellanca 17-30 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2014-07-17 | ValidFAA registration status code V: Valid registration. All codes |
| N1743R | Cessna A185F |
Fixed-wing, single engine | Chronicle Aerospace INC Wilmington, Delaware |
Standard | 2014-07-16 | ValidFAA registration status code V: Valid registration. All codes |
| N1169Q | Cessna A185F |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2014-07-15 | ValidFAA registration status code V: Valid registration. All codes |
| N6831M | Cessna 210M |
Fixed-wing, single engine | South Beach Adventure Sports LLC Bald Head Island, North Carolina |
Standard | 2014-07-15 | ValidFAA registration status code V: Valid registration. All codes |
| N30797 | Beech F33A |
Fixed-wing, single engine | Co-owned owner Kentucky |
Standard | 2014-07-14 | 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.
