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
Beechcraft V35 Bonanza1,496Beechcraft A36 Bonanza1,145Cessna A185 Skywagon1,143Beechcraft F33 Bonanza872Cessna 210 Centurion767Cessna U206 Stationair641Beechcraft 58 Baron466Bellanca 17 Viking456Beechcraft S35 Bonanza439Cessna 310303Cessna A188230Beechcraft E-55193
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
Texas1,047California791Alaska673Florida567Delaware326Arizona312Montana276Washington274Colorado265Georgia251
Kind of aircraft
Piston singles7,845 (83%)Piston twins1,371 (14%)Turboprops268 (3%)
When the aircraft were built by decade
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
2023-10-262023-17-04 · Reciprocating Engine Oil System · engine
2023-03-152023-05-16 · Reciprocating Engine Power Section · engine
2023-02-232023-04-08 · Reciprocating Engine Power Section · engine
2023-02-172023-02-12 · Engine Air Intake System · engine
2022-08-152022-16-03 · Engine (RECIPROCATING) · engine
2022-03-292022-04-04 · Reciprocating Engine Oil System · engine
Failure reports 465 since · what operators and shops told the FAA
Parts most often reported as the reports name them
Cylinder26Cylinder Head25Relay20Hub14Circuit Breaker13Antenna12Line12Bolt10Bracket9Control Cable9
Latest reports
2024-04-06Engine: power loss
2024-04-06Engine: power loss
2022-01-21None: none
2020-07-10Rod: broken
2020-01-15Turnbuckle: corroded
Certificates and bulletins
E5CEType certificate held by Continental Aerospace Technologies, INC. · 18 models listed · revised March 8, 2022
Safety bulletins 11 · advice, not orders
2020-04-06NE-20-05 · POWERPLANT - Engine Camshaft Gear Tooth Fracture
2018-06-20NE-18-16 · POWERPLANT Alternator Drive Coupling
2017-05-10NE-17-11 · POWERPLANT Engine damage as a result of kickback
2016-03-08NE-16-13 · Powerplant - Prohibited use of sealant
2013-02-08NE-13-15 · Engine Controls: Continental Motors, Inc. (CMI) Throttle and Mixture Control Levers
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
Fitted to
- 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
Where they are
- 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
Biggest operators
- 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
Airworthiness
- FAA orders naming the Continental IO-520 series 30 airworthiness directives
- Failure reports on the Continental IO-520 series 465 reports since 1995
Analytics
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 |
|---|---|---|---|---|---|---|
| N4759M | Beech A36 |
Fixed-wing, single engine | Individual owner Colorado |
Standard | 2024-02-04 | ValidFAA registration status code V: Valid registration. All codes |
| N22202 | Cessna 210L |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2024-02-03 | ValidFAA registration status code V: Valid registration. All codes |
| N2483J | Cessna A188B |
Fixed-wing, single engine | Western Pilot Service INC Phoenix, Arizona |
Restricted | 2024-02-03 | ValidFAA registration status code V: Valid registration. All codes |
| N6606Q | Cessna A188B |
Fixed-wing, single engine | Airtrust LLC - 1 - Series 1 Trustee Sheridan, Wyoming |
Restricted | 2024-02-03 | ValidFAA registration status code V: Valid registration. All codes |
| N1130M | Beech V35 |
Fixed-wing, single engine | Telbo LLC Vonore, Tennessee |
Standard | 2024-02-01 | ValidFAA registration status code V: Valid registration. All codes |
| N4775Q | Cessna A185E |
Fixed-wing, single engine | Individual owner Oregon |
Standard | 2024-02-01 | ValidFAA registration status code V: Valid registration. All codes |
| N185NR | Cessna A185F |
Fixed-wing, single engine | Standard | 2024-01-31 | ValidFAA registration status code V: Valid registration. All codes | |
| N398LT | Beech S35 |
Fixed-wing, single engine | Individual owner Montana |
Standard | 2024-01-31 | ValidFAA registration status code V: Valid registration. All codes |
| N66BT | Cessna 210D |
Fixed-wing, single engine | Trazer LLC Parkland, Florida |
Standard | 2024-01-31 | ValidFAA registration status code V: Valid registration. All codes |
| N93586 | Bellanca 17-30A |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2024-01-31 | ValidFAA registration status code V: Valid registration. All codes |
| N94BW | Beech S35 |
Fixed-wing, single engine | Erdman Aviation LLC Cameron Park, California |
Standard | 2024-01-31 | ValidFAA registration status code V: Valid registration. All codes |
| N1678R | Cessna A185F |
Fixed-wing, single engine | Pureflight Aviation Training LLC Newberg, Oregon |
Standard | 2024-01-30 | ValidFAA registration status code V: Valid registration. All codes |
| N185DT | Cessna A185F |
Fixed-wing, single engine | N185Dt LLC Wasilla, Alaska |
Standard | 2024-01-30 | ValidFAA registration status code V: Valid registration. All codes |
| N6WK | Beech A36 |
Fixed-wing, single engine | Sushi Aviation Holdings LLC Raleigh, North Carolina |
Standard | 2024-01-30 | ValidFAA registration status code V: Valid registration. All codes |
| N74JG | Bellanca 17-30A |
Fixed-wing, single engine | Individual owner Nevada |
Standard | 2024-01-30 | ValidFAA registration status code V: Valid registration. All codes |
| N6736S | Beech A36 |
Fixed-wing, single engine | Co-owned owner Idaho |
Standard | 2024-01-29 | ValidFAA registration status code V: Valid registration. All codes |
| N8717Z | Cessna A185F |
Fixed-wing, single engine | Individual owner Connecticut |
Standard | 2024-01-28 | ValidFAA registration status code V: Valid registration. All codes |
| N8871V | Bellanca 17-30A |
Fixed-wing, single engine | Lavelle Aircraft LLC Berrien Springs, Michigan |
Standard | 2024-01-28 | ValidFAA registration status code V: Valid registration. All codes |
| N9144Q | Beech A36 |
Fixed-wing, single engine | N9144Q LLC Brooklyn, New York |
Standard | 2024-01-26 | ValidFAA registration status code V: Valid registration. All codes |
| N185BZ | Cessna A185F |
Fixed-wing, single engine | Clear Blue Sky Aviation LLC Bozeman, Montana |
Standard | 2024-01-25 | ValidFAA registration status code V: Valid registration. All codes |
| N17817 | Beech A36 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2024-01-24 | ValidFAA registration status code V: Valid registration. All codes |
| N334HP | Beech F33A |
Fixed-wing, single engine | N334Hp LLC Sheridan, Wyoming |
Standard | 2024-01-24 | ValidFAA registration status code V: Valid registration. All codes |
| N777VR | Aero Commander 200E |
Fixed-wing, single engine | Individual owner Georgia |
Experimental | 2024-01-23 | ValidFAA registration status code V: Valid registration. All codes |
| N77FA | Cessna 310R |
Fixed-wing, multi-engine | Jeff Air Pilot Services LLC Shelbyville, Indiana |
Standard | 2024-01-23 | ValidFAA registration status code V: Valid registration. All codes |
| N88BL | Cessna 206 |
Fixed-wing, single engine | Co-owned owner Oklahoma |
Standard | 2024-01-21 | ValidFAA registration status code V: Valid registration. All codes |
| N457MS | Beech A36 |
Fixed-wing, single engine | Nesk Aviation LLC Orlando, Florida |
Standard | 2024-01-20 | ValidFAA registration status code V: Valid registration. All codes |
| N60969 | Cessna A185F |
Fixed-wing, single engine | Northwest Aviation LLC Whitefish, Montana |
Standard | 2024-01-20 | ValidFAA registration status code V: Valid registration. All codes |
| N711JF | Cessna 210M |
Fixed-wing, single engine | Twin D LLC Lake City, Florida |
Standard | 2024-01-20 | ValidFAA registration status code V: Valid registration. All codes |
| N7935R | Beech V35A |
Fixed-wing, single engine | Individual owner New Jersey |
Standard | 2024-01-20 | ValidFAA registration status code V: Valid registration. All codes |
| N7959M | Beech 95-C55 |
Fixed-wing, multi-engine | Med Care INC Grand Island, Nebraska |
Standard | 2024-01-20 | ValidFAA registration status code V: Valid registration. All codes |
| N9676H | Cessna A185F |
Fixed-wing, single engine | Co-owned owner Alaska |
Restricted | 2024-01-20 | ValidFAA registration status code V: Valid registration. All codes |
| N6032U | Beech A36 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2024-01-19 | ValidFAA registration status code V: Valid registration. All codes |
| N8252T | Beech F33A |
Fixed-wing, single engine | Standard | 2024-01-19 | ValidFAA registration status code V: Valid registration. All codes | |
| N320WD | Beech 58 |
Fixed-wing, multi-engine | At Liberty LLC Apple Valley, Minnesota |
Standard | 2024-01-18 | ValidFAA registration status code V: Valid registration. All codes |
| N33CV | Beech F33A |
Fixed-wing, single engine | Maintain Aviation LLC Pomona, Missouri |
Standard | 2024-01-18 | ValidFAA registration status code V: Valid registration. All codes |
| N10BV | Beech V35B |
Fixed-wing, single engine | Individual owner Arizona |
Standard | 2024-01-17 | ValidFAA registration status code V: Valid registration. All codes |
| N23615 | Beech A36 |
Fixed-wing, single engine | Co-owned owner Kansas |
Standard | 2024-01-17 | ValidFAA registration status code V: Valid registration. All codes |
| N272MS | Beech S35 |
Fixed-wing, single engine | Individual owner Oklahoma |
Standard | 2024-01-17 | ValidFAA registration status code V: Valid registration. All codes |
| N4842Q | Cessna A188B |
Fixed-wing, single engine | Black Gulch Aviation LLC Polson, Montana |
Restricted | 2024-01-17 | ValidFAA registration status code V: Valid registration. All codes |
| N6195Q | Cessna 320F |
Fixed-wing, multi-engine | Sunny Aviation LLC Kalispell, Montana |
Standard | 2024-01-17 | ValidFAA registration status code V: Valid registration. All codes |
| N73036 | Cessna 207A |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2024-01-17 | ValidFAA registration status code V: Valid registration. All codes |
| N361DM | Beech A36 |
Fixed-wing, single engine | Individual owner New York |
Standard | 2024-01-15 | ValidFAA registration status code V: Valid registration. All codes |
| N761XS | Cessna 210M |
Fixed-wing, single engine | Technology Holdings INC Columbus, Indiana |
Standard | 2024-01-15 | ValidFAA registration status code V: Valid registration. All codes |
| N5227R | Cessna A185F |
Fixed-wing, single engine | Individual owner Alaska |
Multiple | 2024-01-14 | ValidFAA registration status code V: Valid registration. All codes |
| N964D | Beech E-55 |
Fixed-wing, multi-engine | Corporate Consulting Service Instruments INC Akron, Ohio |
Standard | 2024-01-11 | ValidFAA registration status code V: Valid registration. All codes |
| N2637D | Cessna 310R |
Fixed-wing, multi-engine | Individual owner California |
Standard | 2024-01-10 | ValidFAA registration status code V: Valid registration. All codes |
| N502JJ | Cessna 414 |
Fixed-wing, multi-engine | Mrch Airways INC Wilmington, Delaware |
Standard | 2024-01-10 | Reports overdueFAA registration status code N: Non-citizen corporation that has not returned its flight-hour reports. All codes |
| N185BF | Cessna A185F |
Fixed-wing, single engine | Sutton Aircraft Salvage LLC Palmer, Alaska |
Multiple | 2024-01-09 | ValidFAA registration status code V: Valid registration. All codes |
| N2596X | Cessna P206 |
Fixed-wing, single engine | Co-owned owner Oregon |
Standard | 2024-01-09 | ValidFAA registration status code V: Valid registration. All codes |
| N55VS | Beech F33A |
Fixed-wing, single engine | Skie Flying Club LLC Campbell, California |
Standard | 2024-01-09 | ValidFAA registration status code V: Valid registration. All codes |
| N13RK | Beech A36 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2024-01-08 | ValidFAA registration status code V: Valid registration. All codes |
| N2449J | Cessna A185F |
Fixed-wing, single engine | Skydance Northwestern INC Minden, Nevada |
Restricted | 2024-01-08 | ValidFAA registration status code V: Valid registration. All codes |
| N9363Q | Beech F33A |
Fixed-wing, single engine | Co-owned owner North Carolina |
Standard | 2024-01-08 | ValidFAA registration status code V: Valid registration. All codes |
| N5867F | Cessna 210G |
Fixed-wing, single engine | Indigo of South Fl INC Sunrise, Florida |
Standard | 2024-01-07 | ValidFAA registration status code V: Valid registration. All codes |
| N809T | Beech V35B |
Fixed-wing, single engine | Tsr Aviation INC Rochester, Minnesota |
Standard | 2024-01-07 | ValidFAA registration status code V: Valid registration. All codes |
| N29114 | Cessna U206C |
Fixed-wing, single engine | Grey Goose LLC Wasilla, Alaska |
Standard | 2024-01-06 | ValidFAA registration status code V: Valid registration. All codes |
| N732G | Beech V35A |
Fixed-wing, single engine | Masterpiece Lc Deland, Florida |
Standard | 2024-01-06 | ValidFAA registration status code V: Valid registration. All codes |
| N99DG | Beech F33A |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2024-01-06 | ValidFAA registration status code V: Valid registration. All codes |
| N1376A | Beech 36 |
Fixed-wing, single engine | Co-owned owner Arizona |
Standard | 2024-01-05 | ValidFAA registration status code V: Valid registration. All codes |
| N1156T | Beech V35B |
Fixed-wing, single engine | Aero 1 LLC Kalispell, Montana |
Standard | 2024-01-04 | ValidFAA registration status code V: Valid registration. All codes |
| N185DX | Cessna A185F |
Fixed-wing, single engine | Fixed Wing Aviation LLC Woods Cross, Utah |
Standard | 2024-01-04 | ValidFAA registration status code V: Valid registration. All codes |
| N4164S | Beech V35B |
Fixed-wing, single engine | Individual owner Delaware |
Standard | 2024-01-04 | ValidFAA registration status code V: Valid registration. All codes |
| N1829E | Beech 58 |
Fixed-wing, multi-engine | Corporate Airtime LLC Clinton, Mississippi |
Standard | 2024-01-01 | ValidFAA registration status code V: Valid registration. All codes |
| N348T | Beech A36 |
Fixed-wing, single engine | Fli Aero LTD New Lebanon, Ohio |
Standard | 2024-01-01 | ValidFAA registration status code V: Valid registration. All codes |
| N733SE | Beech V35A |
Fixed-wing, single engine | Individual owner Mississippi |
Standard | 2024-01-01 | ValidFAA registration status code V: Valid registration. All codes |
| N6129R | Cessna T210F |
Fixed-wing, single engine | Incline Engineering and Consulting LLC Ovalo, Texas |
Standard | 2023-12-31 | ValidFAA registration status code V: Valid registration. All codes |
| N235R | Beech V35 |
Fixed-wing, single engine | Withheld at owner's request | Standard | 2023-12-29 | ValidFAA registration status code V: Valid registration. All codes |
| N5615S | Beech 35-C33A |
Fixed-wing, single engine | Bradley A Eli Dental CORP Encinitas, California |
Standard | 2023-12-29 | ValidFAA registration status code V: Valid registration. All codes |
| N1169T | Beech V35B |
Fixed-wing, single engine | Co-owned owner Maine |
Standard | 2023-12-28 | ValidFAA registration status code V: Valid registration. All codes |
| N3801B | Beech F33A |
Fixed-wing, single engine | Sunshine N756Fc LLC Stamford, Texas |
Standard | 2023-12-28 | ValidFAA registration status code V: Valid registration. All codes |
| N76940 | Beech V35A |
Fixed-wing, single engine | Gsh of Alabama LLC Huntsville, Alabama |
Standard | 2023-12-28 | ValidFAA registration status code V: Valid registration. All codes |
| N8754Q | Cessna U206F |
Fixed-wing, single engine | D2 Holdings LLC Salt Lake City, Utah |
Standard | 2023-12-26 | ValidFAA registration status code V: Valid registration. All codes |
| N185MC | Cessna A185F |
Fixed-wing, single engine | Individual owner California |
Multiple | 2023-12-24 | ValidFAA registration status code V: Valid registration. All codes |
| N7470N | Beech 36 |
Fixed-wing, single engine | Individual owner Minnesota |
Standard | 2023-12-24 | ValidFAA registration status code V: Valid registration. All codes |
| N595W | Beech F33A |
Fixed-wing, single engine | Leading Edge Ventures LLC Pompano Beach, Florida |
Standard | 2023-12-23 | ValidFAA registration status code V: Valid registration. All codes |
| N3077U | Beech F33A |
Fixed-wing, single engine | 3077U LLC Dallas, Texas |
Standard | 2023-12-22 | ValidFAA registration status code V: Valid registration. All codes |
| N7178N | Beech D55 |
Fixed-wing, multi-engine | Individual owner Texas |
Standard | 2023-12-22 | ValidFAA registration status code V: Valid registration. All codes |
| N7615N | Cessna U206G |
Fixed-wing, single engine | Helms Aviation INC Long Lake, New York |
Standard | 2023-12-22 | ValidFAA registration status code V: Valid registration. All codes |
| N103SE | Beech A36 |
Fixed-wing, single engine | Clear Prop Aviation LLC Sioux City, Iowa |
Standard | 2023-12-21 | ValidFAA registration status code V: Valid registration. All codes |
| N363JV | Cessna A185F |
Fixed-wing, single engine | Individual owner Wisconsin |
Standard | 2023-12-21 | ValidFAA registration status code V: Valid registration. All codes |
| N2533T | Navion NAVION H |
Fixed-wing, single engine | Co-owned owner Illinois |
Standard | 2023-12-20 | ValidFAA registration status code V: Valid registration. All codes |
| N3489Q | Cessna 320E |
Fixed-wing, multi-engine | Plane Progress LLC Waterloo, Iowa |
Standard | 2023-12-19 | ValidFAA registration status code V: Valid registration. All codes |
| N487HP | Beech F33A |
Fixed-wing, single engine | Alpha Niner Niner LLC Winter Garden, Florida |
Standard | 2023-12-19 | ValidFAA registration status code V: Valid registration. All codes |
| N185YY | Cessna A185F |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2023-12-17 | ValidFAA registration status code V: Valid registration. All codes |
| N4498S | Beech A36 |
Fixed-wing, single engine | Individual owner Kansas |
Standard | 2023-12-17 | ValidFAA registration status code V: Valid registration. All codes |
| N1698X | Cessna 210L |
Fixed-wing, single engine | Cmo Blue Sky LLC Tomball, Texas |
Standard | 2023-12-15 | ValidFAA registration status code V: Valid registration. All codes |
| N6331S | Beech F33A |
Fixed-wing, single engine | Individual owner Wisconsin |
Standard | 2023-12-15 | ValidFAA registration status code V: Valid registration. All codes |
| N564DL | Beech D55 |
Fixed-wing, multi-engine | Individual owner Pennsylvania |
Standard | 2023-12-14 | ValidFAA registration status code V: Valid registration. All codes |
| N1650Z | Cessna 185A |
Fixed-wing, single engine | Individual owner Michigan |
Restricted | 2023-12-12 | ValidFAA registration status code V: Valid registration. All codes |
| N334PC | Beech F33A |
Fixed-wing, single engine | Magic Valley Auction LLC Jerome, Idaho |
Standard | 2023-12-12 | ValidFAA registration status code V: Valid registration. All codes |
| N360MW | Cessna P206D |
Fixed-wing, single engine | Mission Wings International INC Salem, Ohio |
Standard | 2023-12-12 | ValidFAA registration status code V: Valid registration. All codes |
| N4588A | Beech E-55 |
Fixed-wing, multi-engine | Plane LLC Shady Shores, Texas |
Standard | 2023-12-12 | ValidFAA registration status code V: Valid registration. All codes |
| N6632C | Beech F33A |
Fixed-wing, single engine | Individual owner Virginia |
Standard | 2023-12-12 | ValidFAA registration status code V: Valid registration. All codes |
| N9420S | Beech V35 |
Fixed-wing, single engine | Individual owner Oklahoma |
Standard | 2023-12-12 | ValidFAA registration status code V: Valid registration. All codes |
| N13MK | Beech D55 |
Fixed-wing, multi-engine | Ljh Consulting Services LLC Greenleaf, Idaho |
Standard | 2023-12-11 | ValidFAA registration status code V: Valid registration. All codes |
| N18MD | Beech D55 |
Fixed-wing, multi-engine | N18Md Aviation LLC Salem, Oregon |
Standard | 2023-12-11 | ValidFAA registration status code V: Valid registration. All codes |
| N28179 | Bellanca 17-30A |
Fixed-wing, single engine | Canto Aviation LLC Buxton, North Carolina |
Standard | 2023-12-10 | ValidFAA registration status code V: Valid registration. All codes |
| N707Z | Beech A36 |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2023-12-10 | ValidFAA registration status code V: Valid registration. All codes |
| N22396 | Cessna 210L |
Fixed-wing, single engine | Co-owned owner Florida |
Standard | 2023-12-09 | ValidFAA registration status code V: Valid registration. All codes |
| N6742P | Beech A36 |
Fixed-wing, single engine | Individual owner Virginia |
Standard | 2023-12-09 | 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.