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 |
|---|---|---|---|---|---|---|
| N5730V | Beech V35 |
Fixed-wing, single engine | Individual owner Tennessee |
Standard | 2007-12-04 | ValidFAA registration status code V: Valid registration. All codes |
| N4503S | Beech F33A |
Fixed-wing, single engine | Co-owned owner Massachusetts |
Standard | 2007-12-03 | ValidFAA registration status code V: Valid registration. All codes |
| N70200 | Cessna A185E |
Fixed-wing, single engine | Individual owner Alaska |
Multiple | 2007-12-01 | ValidFAA registration status code V: Valid registration. All codes |
| N943B | Beech 95-C55 |
Fixed-wing, multi-engine | Individual owner Texas |
Standard | 2007-12-01 | ValidFAA registration status code V: Valid registration. All codes |
| N185AS | Cessna A185F |
Fixed-wing, single engine | Adventure Bound Seaplanes INC Tower, Minnesota |
Standard | 2007-11-29 | ValidFAA registration status code V: Valid registration. All codes |
| N7892R | Beech V35A |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2007-11-26 | ValidFAA registration status code V: Valid registration. All codes |
| N59105 | Cessna 210L |
Fixed-wing, single engine | Individual owner California |
Standard | 2007-11-15 | ValidFAA registration status code V: Valid registration. All codes |
| N9470M | Cessna 210K |
Fixed-wing, single engine | Individual owner Oklahoma |
Standard | 2007-11-09 | ValidFAA registration status code V: Valid registration. All codes |
| N7883R | Beech 36 |
Fixed-wing, single engine | Individual owner Missouri |
Standard | 2007-11-02 | ValidFAA registration status code V: Valid registration. All codes |
| N36DT | Beech A36 |
Fixed-wing, single engine | Individual owner California |
Standard | 2007-11-01 | ValidFAA registration status code V: Valid registration. All codes |
| N185LM | Cessna A185F |
Fixed-wing, single engine | Co-owned owner Alaska |
Standard | 2007-10-31 | ValidFAA registration status code V: Valid registration. All codes |
| N5850F | Cessna 210G |
Fixed-wing, single engine | 5850F LLC Monroe Township, New Jersey |
Standard | 2007-10-31 | ValidFAA registration status code V: Valid registration. All codes |
| N6050S | Schoenfeld Simon Leon WHEELER EXPRESS |
Fixed-wing, single engine | Kittleson Allen F Granbury, Texas |
Experimental | 2007-10-31 | ValidFAA registration status code V: Valid registration. All codes |
| N35837 | Cessna U206F |
Fixed-wing, single engine | Individual owner Illinois |
Standard | 2007-10-29 | ValidFAA registration status code V: Valid registration. All codes |
| N3477A | Beech 36 |
Fixed-wing, single engine | Individual owner Arizona |
Standard | 2007-10-25 | ValidFAA registration status code V: Valid registration. All codes |
| N8636A | Beech A36 |
Fixed-wing, single engine | 36A LTD Cincinnati, Ohio |
Standard | 2007-10-23 | ValidFAA registration status code V: Valid registration. All codes |
| N6852R | Cessna T210G |
Fixed-wing, single engine | Individual owner Idaho |
Standard | 2007-10-17 | ValidFAA registration status code V: Valid registration. All codes |
| N8137G | Cessna 210K |
Fixed-wing, single engine | Two Ten K LLC Upper Sandusky, Ohio |
Standard | 2007-10-12 | ValidFAA registration status code V: Valid registration. All codes |
| N30LP | Cessna 310R |
Fixed-wing, multi-engine | Dialysis Clinic INC Nashville, Tennessee |
Standard | 2007-10-10 | ValidFAA registration status code V: Valid registration. All codes |
| N2047P | Beech A36 |
Fixed-wing, single engine | Co-owned owner Pennsylvania |
Standard | 2007-10-09 | ValidFAA registration status code V: Valid registration. All codes |
| N735EA | Cessna A185F |
Fixed-wing, single engine | Civil Air Patrol Maxwell Afb, Alabama |
Standard | 2007-10-09 | ValidFAA registration status code V: Valid registration. All codes |
| N6328E | Cessna A185F |
Fixed-wing, single engine | Flies & Floats LLC Baton Rouge, Louisiana |
Standard | 2007-10-05 | ValidFAA registration status code V: Valid registration. All codes |
| N711SL | Beech F33A |
Fixed-wing, single engine | ABC Leasing INC Oakdale, Louisiana |
Standard | 2007-10-05 | ValidFAA registration status code V: Valid registration. All codes |
| N8064U | Beech F33A |
Fixed-wing, single engine | Commercial Flight Services INC West Chester, Pennsylvania |
Standard | 2007-10-03 | ValidFAA registration status code V: Valid registration. All codes |
| N358S | Beech V35A |
Fixed-wing, single engine | Co-owned owner California |
Standard | 2007-10-02 | ValidFAA registration status code V: Valid registration. All codes |
| N60264 | Beech V35B |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2007-09-27 | ValidFAA registration status code V: Valid registration. All codes |
| N6647R | Beech A36 |
Fixed-wing, single engine | Bradamike LLC Fostoria, Ohio |
Standard | 2007-09-27 | ValidFAA registration status code V: Valid registration. All codes |
| N1078F | Cessna A185F |
Fixed-wing, single engine | Co-owned owner Alaska |
Standard | 2007-09-26 | ValidFAA registration status code V: Valid registration. All codes |
| N185FW | Cessna A185F |
Fixed-wing, single engine | Northeast Skywagon LLC Pittsfield, Maine |
Standard | 2007-09-21 | ValidFAA registration status code V: Valid registration. All codes |
| N1794X | Cessna 210L |
Fixed-wing, single engine | Gulf Atlantic Airways INC Gainesville, Florida |
Standard | 2007-09-20 | ValidFAA registration status code V: Valid registration. All codes |
| N36855 | Beech A36TC |
Fixed-wing, single engine | Aerial Digital Images LLC Huntington Beach, California |
Multiple | 2007-09-20 | ValidFAA registration status code V: Valid registration. All codes |
| N6688J | Beech V35B |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2007-09-19 | ValidFAA registration status code V: Valid registration. All codes |
| N531U | Beech 95-C55 |
Fixed-wing, multi-engine | Arizona Air Transport LLC Mesa, Arizona |
Standard | 2007-09-15 | ValidFAA registration status code V: Valid registration. All codes |
| N10EE | Beech V35B |
Fixed-wing, single engine | Co-owned owner Pennsylvania |
Standard | 2007-09-12 | ValidFAA registration status code V: Valid registration. All codes |
| N4103S | Beech E-55 |
Fixed-wing, multi-engine | Sky High Aviation LLC Fishers, Indiana |
Standard | 2007-09-12 | ValidFAA registration status code V: Valid registration. All codes |
| N374T | Beech V35 |
Fixed-wing, single engine | Co-owned owner Texas |
Standard | 2007-09-11 | ValidFAA registration status code V: Valid registration. All codes |
| N34383 | Meyers Industries Inc 200B |
Fixed-wing, single engine | Crestair Air LLC Dover, Delaware |
Standard | 2007-09-05 | ValidFAA registration status code V: Valid registration. All codes |
| N9587Q | Beech V35 |
Fixed-wing, single engine | Cherokee Flyers Lc Ellsworth, Iowa |
Standard | 2007-08-30 | ValidFAA registration status code V: Valid registration. All codes |
| N21218 | Cessna A185F |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2007-08-27 | ValidFAA registration status code V: Valid registration. All codes |
| N9510J | Cessna A188B |
Fixed-wing, single engine | Orange County Mosquito Control District Orange, Texas |
Restricted | 2007-08-22 | ValidFAA registration status code V: Valid registration. All codes |
| N91157 | Cessna 207 |
Fixed-wing, single engine | Garza Aircraft INC Harlingen, Texas |
Standard | 2007-08-14 | ValidFAA registration status code V: Valid registration. All codes |
| N8799Z | Cessna P206D |
Fixed-wing, single engine | Co-owned owner Alaska |
Standard | 2007-08-10 | ValidFAA registration status code V: Valid registration. All codes |
| N909AA | Cessna 401 |
Fixed-wing, multi-engine | Kings Wings INC Jupiter, Florida |
Standard | 2007-08-08 | ValidFAA registration status code V: Valid registration. All codes |
| N1812R | Cessna A185F |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2007-08-07 | ValidFAA registration status code V: Valid registration. All codes |
| N13ZZ | Beech A36 |
Fixed-wing, single engine | Tigerair of Alabama INC Newark, Delaware |
Standard | 2007-07-31 | ValidFAA registration status code V: Valid registration. All codes |
| N210SW | Cessna 210L |
Fixed-wing, single engine | Sierra Whiskey Aircraft LLC Saint Louis, Missouri |
Standard | 2007-07-30 | ValidFAA registration status code V: Valid registration. All codes |
| N601 | Cessna A185E |
Fixed-wing, single engine | Mont Belvieu Materials INC Mont Belvieu, Texas |
Standard | 2007-07-23 | ValidFAA registration status code V: Valid registration. All codes |
| N827DG | Cessna U206G |
Fixed-wing, single engine | Africa Inland Mission International INC Peachtree City, Georgia |
Standard | 2007-07-19 | ValidFAA registration status code V: Valid registration. All codes |
| N6166N | Cessna A185F |
Fixed-wing, single engine | Brian C Haggerty LLC Pembroke Pines, Florida |
Standard | 2007-07-17 | ValidFAA registration status code V: Valid registration. All codes |
| N756KC | Cessna U206G |
Fixed-wing, single engine | Scaletta Enterprises LLC Middleton, Wisconsin |
Standard | 2007-07-10 | ValidFAA registration status code V: Valid registration. All codes |
| N6810Q | Beech S35 |
Fixed-wing, single engine | Co-owned owner Tennessee |
Standard | 2007-07-09 | ValidFAA registration status code V: Valid registration. All codes |
| N241NP | Beech D55 |
Fixed-wing, multi-engine | Nauti Plane LLC Wilton Manors, Florida |
Standard | 2007-07-03 | ValidFAA registration status code V: Valid registration. All codes |
| N729T | Beech S35 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2007-06-29 | ValidFAA registration status code V: Valid registration. All codes |
| N523TC | Beech S35 |
Fixed-wing, single engine | Smith Ranch Bonanza LLC San Francisco, California |
Standard | 2007-06-28 | ValidFAA registration status code V: Valid registration. All codes |
| N6687V | Bellanca 17-30 |
Fixed-wing, single engine | Co-owned owner Wisconsin |
Standard | 2007-06-26 | ValidFAA registration status code V: Valid registration. All codes |
| N2872K | Cessna 180K |
Fixed-wing, single engine | R N Geraci LLC Lutz, Florida |
Special flight permit | 2007-06-25 | ValidFAA registration status code V: Valid registration. All codes |
| N98980 | Cessna 310R |
Fixed-wing, multi-engine | Hyder Plumbing CO INC Tryon, North Carolina |
Standard | 2007-06-22 | ValidFAA registration status code V: Valid registration. All codes |
| N83RG | Beech F33A |
Fixed-wing, single engine | Co-owned owner Texas |
Standard | 2007-06-19 | ValidFAA registration status code V: Valid registration. All codes |
| N114PG | Bellanca 17-30A |
Fixed-wing, single engine | Regional Medical Stephentown, New York |
Standard | 2007-06-15 | ValidFAA registration status code V: Valid registration. All codes |
| N72GP | Beech 36 |
Fixed-wing, single engine | Individual owner Wisconsin |
Standard | 2007-06-13 | ValidFAA registration status code V: Valid registration. All codes |
| N94211 | Cessna 210L |
Fixed-wing, single engine | Jskp Enterprises LLC Dover, Delaware |
Standard | 2007-06-13 | ValidFAA registration status code V: Valid registration. All codes |
| N398T | Beech A36 |
Fixed-wing, single engine | Individual owner Minnesota |
Standard | 2007-06-07 | ValidFAA registration status code V: Valid registration. All codes |
| N3957A | Beech V35B |
Fixed-wing, single engine | Individual owner Kansas |
Standard | 2007-05-23 | ValidFAA registration status code V: Valid registration. All codes |
| N988MV | Cessna T210G |
Fixed-wing, single engine | Co-owned owner California |
Standard | 2007-05-19 | ValidFAA registration status code V: Valid registration. All codes |
| N80359 | Cessna A185F |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2007-05-17 | ValidFAA registration status code V: Valid registration. All codes |
| N8198T | Beech F33A |
Fixed-wing, single engine | Building Swell LLC New York, New York |
Standard | 2007-05-17 | ValidFAA registration status code V: Valid registration. All codes |
| N8666V | Beech S35 |
Fixed-wing, single engine | Individual owner Virginia |
Standard | 2007-05-15 | ValidFAA registration status code V: Valid registration. All codes |
| N1803L | Beech V35B |
Fixed-wing, single engine | Individual owner Arizona |
Standard | 2007-05-09 | ValidFAA registration status code V: Valid registration. All codes |
| N5108T | Cessna A185F |
Fixed-wing, single engine | Individual owner Pennsylvania |
Standard | 2007-05-09 | ValidFAA registration status code V: Valid registration. All codes |
| N6284V | Beech V35A |
Fixed-wing, single engine | Co-owned owner Missouri |
Standard | 2007-05-09 | ValidFAA registration status code V: Valid registration. All codes |
| N599DS | Beech E33A |
Fixed-wing, single engine | Individual owner California |
Standard | 2007-05-05 | ValidFAA registration status code V: Valid registration. All codes |
| N8449N | Beech V35A |
Fixed-wing, single engine | Nms Air LLC Kalamazoo, Michigan |
Standard | 2007-05-05 | ValidFAA registration status code V: Valid registration. All codes |
| N4192S | Beech V35B |
Fixed-wing, single engine | Stecklein Aviation LLC Colleyville, Texas |
Standard | 2007-05-04 | ValidFAA registration status code V: Valid registration. All codes |
| N9405S | Beech V35 |
Fixed-wing, single engine | Individual owner Nevada |
Standard | 2007-05-02 | ValidFAA registration status code V: Valid registration. All codes |
| N728FR | Cessna 310R |
Fixed-wing, multi-engine | Royal Air Freight INC Waterford, Michigan |
Standard | 2007-04-30 | ValidFAA registration status code V: Valid registration. All codes |
| N3374L | Cessna A185E |
Fixed-wing, single engine | Individual owner Arizona |
Standard | 2007-04-27 | ValidFAA registration status code V: Valid registration. All codes |
| N73MK | Beech 95-C55 |
Fixed-wing, multi-engine | Individual owner New Jersey |
Standard | 2007-04-23 | ValidFAA registration status code V: Valid registration. All codes |
| N4999T | Cessna A185F |
Fixed-wing, single engine | Andy Aviation INC Live Oak, Florida |
Standard | 2007-04-20 | ValidFAA registration status code V: Valid registration. All codes |
| N5DJ | Cessna 210L |
Fixed-wing, single engine | Individual owner Kentucky |
Standard | 2007-04-20 | ValidFAA registration status code V: Valid registration. All codes |
| N9042W | Beech A36 |
Fixed-wing, single engine | 42W LLC Jackson, Missouri |
Standard | 2007-04-18 | ValidFAA registration status code V: Valid registration. All codes |
| N9137Q | Beech V35B |
Fixed-wing, single engine | Sam Tyson Builders INC Monroe, North Carolina |
Standard | 2007-04-18 | ValidFAA registration status code V: Valid registration. All codes |
| N64DW | Beech 58 |
Fixed-wing, multi-engine | Navation LLC Lauderhill, Florida |
Standard | 2007-04-16 | ValidFAA registration status code V: Valid registration. All codes |
| N89ZM | Beech F33A |
Fixed-wing, single engine | Dx Aviation LLC Broken Arrow, Oklahoma |
Standard | 2007-04-10 | ValidFAA registration status code V: Valid registration. All codes |
| N8667Q | Beech S35 |
Fixed-wing, single engine | Individual owner Illinois |
Standard | 2007-04-09 | ValidFAA registration status code V: Valid registration. All codes |
| N1876W | Beech F33A |
Fixed-wing, single engine | Headsets Incorporated Amarillo, Texas |
Standard | 2007-04-03 | ValidFAA registration status code V: Valid registration. All codes |
| N2472Y | Beech A36 |
Fixed-wing, single engine | Individual owner California |
Standard | 2007-04-03 | ValidFAA registration status code V: Valid registration. All codes |
| N2UG | Beech F33A |
Fixed-wing, single engine | Individual owner South Carolina |
Standard | 2007-04-03 | ValidFAA registration status code V: Valid registration. All codes |
| N1673W | Beech 58 |
Fixed-wing, multi-engine | Oci LTD Brunswick, Georgia |
Standard | 2007-04-02 | ValidFAA registration status code V: Valid registration. All codes |
| N4813M | Beech A36 |
Fixed-wing, single engine | Individual owner Louisiana |
Standard | 2007-03-30 | ValidFAA registration status code V: Valid registration. All codes |
| N94MQ | Beech E-55 |
Fixed-wing, multi-engine | Breshan Enterprises LLC Chicago, Illinois |
Standard | 2007-03-28 | ValidFAA registration status code V: Valid registration. All codes |
| N207PA | Cessna T207 |
Fixed-wing, single engine | Co-owned owner Ohio |
Standard | 2007-03-21 | ValidFAA registration status code V: Valid registration. All codes |
| N66HB | Beech A36 |
Fixed-wing, single engine | Sawtooth Travel Solutions LLC Twin Falls, Idaho |
Standard | 2007-03-16 | ValidFAA registration status code V: Valid registration. All codes |
| N136AF | Beech A36 |
Fixed-wing, single engine | Individual owner Massachusetts |
Standard | 2007-03-15 | ValidFAA registration status code V: Valid registration. All codes |
| N75AT | Beech A36 |
Fixed-wing, single engine | Gta Air INC Addison, Texas |
Standard | 2007-03-07 | ValidFAA registration status code V: Valid registration. All codes |
| N958DM | Beech F33A |
Fixed-wing, single engine | Dw Moyer Aviation INC Stroudsburg, Pennsylvania |
Standard | 2007-03-07 | ValidFAA registration status code V: Valid registration. All codes |
| N5387H | Cessna A185F |
Fixed-wing, single engine | Stene Aviation INC Polson, Montana |
Standard | 2007-03-02 | ValidFAA registration status code V: Valid registration. All codes |
| N89JS | Beech V35 |
Fixed-wing, single engine | Ph Flight Services LLC Wilmington, Delaware |
Standard | 2007-03-01 | ValidFAA registration status code V: Valid registration. All codes |
| N135MG | Grumman G-44 |
Fixed-wing, multi-engine | Old Crow LLC Columbus, Ohio |
Standard | 2007-02-27 | ValidFAA registration status code V: Valid registration. All codes |
| N211S | Cessna U206G |
Fixed-wing, single engine | Sherrifs Office Kane County Utah Kanab, Utah |
Standard | 2007-02-27 | ValidFAA registration status code V: Valid registration. All codes |
| N5211J | Cessna 310R |
Fixed-wing, multi-engine | Tdm Aviation LLC Huntsville, Alabama |
Standard | 2007-02-15 | 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.
