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 |
|---|---|---|---|---|---|---|
| N7932R | Beech V35A |
Fixed-wing, single engine | Iowa Aircraft INC Burlington, Iowa |
Standard | 2023-12-09 | ValidFAA registration status code V: Valid registration. All codes |
| N111EA | Cessna 310R |
Fixed-wing, multi-engine | Executive Air INC Roanoke, Virginia |
Standard | 2023-12-07 | ValidFAA registration status code V: Valid registration. All codes |
| N1236F | Cessna A185F |
Fixed-wing, single engine | Individual owner Michigan |
Standard | 2023-12-05 | ValidFAA registration status code V: Valid registration. All codes |
| N48DJ | Beech T42 |
Fixed-wing, multi-engine | Individual owner California |
Standard | 2023-12-05 | ValidFAA registration status code V: Valid registration. All codes |
| N9452M | Cessna 210K |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2023-12-05 | ValidFAA registration status code V: Valid registration. All codes |
| N326KB | Beech F33A |
Fixed-wing, single engine | 4 Wingmen LLC Sandy, Utah |
Standard | 2023-12-03 | ValidFAA registration status code V: Valid registration. All codes |
| N511CF | Beech 58 |
Fixed-wing, multi-engine | Individual owner Maine |
Standard | 2023-12-02 | ValidFAA registration status code V: Valid registration. All codes |
| N6641R | Beech V35B |
Fixed-wing, single engine | Individual owner Oklahoma |
Standard | 2023-12-01 | ValidFAA registration status code V: Valid registration. All codes |
| N143K | Beech S35 |
Fixed-wing, single engine | Individual owner Georgia |
Standard | 2023-11-30 | ValidFAA registration status code V: Valid registration. All codes |
| N5777K | Beech S35 |
Fixed-wing, single engine | Individual owner Arizona |
Standard | 2023-11-30 | ValidFAA registration status code V: Valid registration. All codes |
| N6331Y | Beech F33A |
Fixed-wing, single engine | Sierra Blanca Asset Management INC Cisco, Texas |
Standard | 2023-11-30 | ValidFAA registration status code V: Valid registration. All codes |
| N712CP | Cessna 310R |
Fixed-wing, multi-engine | Mid Mo Aviation LLC Huntsville, Missouri |
Standard | 2023-11-30 | ValidFAA registration status code V: Valid registration. All codes |
| N8146Q | Cessna U206F |
Fixed-wing, single engine | Oak Gulch LLC Killdeer, North Dakota |
Standard | 2023-11-30 | ValidFAA registration status code V: Valid registration. All codes |
| N322ET | Beech E-55 |
Fixed-wing, multi-engine | Wing Bird Aviation LLC Garland, Texas |
Standard | 2023-11-29 | ValidFAA registration status code V: Valid registration. All codes |
| N4114S | Beech F33A |
Fixed-wing, single engine | Individual owner New York |
Standard | 2023-11-29 | ValidFAA registration status code V: Valid registration. All codes |
| N9011D | Beech S35 |
Fixed-wing, single engine | Individual owner Tennessee |
Standard | 2023-11-29 | ValidFAA registration status code V: Valid registration. All codes |
| N96PS | Beech A36 |
Fixed-wing, single engine | Zsp Aviation LLC Crestview, Florida |
Standard | 2023-11-29 | ValidFAA registration status code V: Valid registration. All codes |
| N33PE | Beech E-55 |
Fixed-wing, multi-engine | Sunset Enterprises LLC Jonesville, Virginia |
Standard | 2023-11-28 | ValidFAA registration status code V: Valid registration. All codes |
| N1589L | Beech V35B |
Fixed-wing, single engine | Co-owned owner Michigan |
Standard | 2023-11-27 | ValidFAA registration status code V: Valid registration. All codes |
| N35498 | Cessna 210L |
Fixed-wing, single engine | Individual owner Arkansas |
Standard | 2023-11-27 | ValidFAA registration status code V: Valid registration. All codes |
| N1122P | Beech V35B |
Fixed-wing, single engine | Individual owner Arizona |
Standard | 2023-11-26 | ValidFAA registration status code V: Valid registration. All codes |
| N3705Q | Beech V35 |
Fixed-wing, single engine | Courts Data Center Consulting LLC Lakeway, Texas |
Standard | 2023-11-26 | ValidFAA registration status code V: Valid registration. All codes |
| N6736N | Beech A36 |
Fixed-wing, single engine | Salter Aviation LLC Bowdon, Georgia |
Standard | 2023-11-26 | ValidFAA registration status code V: Valid registration. All codes |
| N756XE | Cessna U206G |
Fixed-wing, single engine | Kachemak Air Service LLC Homer, Alaska |
Standard | 2023-11-26 | ValidFAA registration status code V: Valid registration. All codes |
| N92NJ | Beech N35 |
Fixed-wing, single engine | Co-owned owner Oregon |
Standard | 2023-11-26 | ValidFAA registration status code V: Valid registration. All codes |
| N465PE | Beech 95-C55 |
Fixed-wing, multi-engine | Individual owner Oklahoma |
Standard | 2023-11-25 | ValidFAA registration status code V: Valid registration. All codes |
| N918MH | Beech E33A |
Fixed-wing, single engine | N918Mh LLC Little Rock, Arkansas |
Standard | 2023-11-25 | ValidFAA registration status code V: Valid registration. All codes |
| N832RS | Beech A36 |
Fixed-wing, single engine | Haps Shack Express LLC Asheville, North Carolina |
Standard | 2023-11-24 | ValidFAA registration status code V: Valid registration. All codes |
| N9024V | Beech E-55 |
Fixed-wing, multi-engine | Individual owner Nebraska |
Standard | 2023-11-22 | ValidFAA registration status code V: Valid registration. All codes |
| N5928F | Cessna 210G |
Fixed-wing, single engine | Individual owner California |
Standard | 2023-11-21 | ValidFAA registration status code V: Valid registration. All codes |
| N3145W | Beech A36 |
Fixed-wing, single engine | Ifly Aviation LLC Conway, Arkansas |
Standard | 2023-11-20 | ValidFAA registration status code V: Valid registration. All codes |
| N17571 | Beech A36 |
Fixed-wing, single engine | Individual owner California |
Standard | 2023-11-18 | ValidFAA registration status code V: Valid registration. All codes |
| N3124W | Beech 58 |
Fixed-wing, multi-engine | Baron 24W LLC Outing, Minnesota |
Standard | 2023-11-18 | ValidFAA registration status code V: Valid registration. All codes |
| N7177N | Beech V35A |
Fixed-wing, single engine | Individual owner California |
Standard | 2023-11-18 | ValidFAA registration status code V: Valid registration. All codes |
| N2735T | Beech V35 |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2023-11-17 | ValidFAA registration status code V: Valid registration. All codes |
| N4672F | Cessna P206A |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2023-11-17 | ValidFAA registration status code V: Valid registration. All codes |
| N6040R | Beech 58 |
Fixed-wing, multi-engine | Sixtyforty LLC Mequon, Wisconsin |
Standard | 2023-11-17 | ValidFAA registration status code V: Valid registration. All codes |
| N82HC | Beech V35B |
Fixed-wing, single engine | Individual owner Colorado |
Standard | 2023-11-17 | ValidFAA registration status code V: Valid registration. All codes |
| N1870F | Cessna 210F |
Fixed-wing, single engine | Williams Aviation LLC Indianola, Iowa |
Standard | 2023-11-16 | ValidFAA registration status code V: Valid registration. All codes |
| N4469W | Beech F33A |
Fixed-wing, single engine | Individual owner California |
Standard | 2023-11-16 | ValidFAA registration status code V: Valid registration. All codes |
| N214G | Cessna 210L |
Fixed-wing, single engine | Individual owner Alabama |
Standard | 2023-11-15 | ValidFAA registration status code V: Valid registration. All codes |
| N2810A | Beech V35A |
Fixed-wing, single engine | Individual owner Montana |
Standard | 2023-11-14 | ValidFAA registration status code V: Valid registration. All codes |
| N720T | Beech V35B |
Fixed-wing, single engine | Individual owner Missouri |
Standard | 2023-11-14 | ValidFAA registration status code V: Valid registration. All codes |
| N2035W | Beech 95-C55 |
Fixed-wing, multi-engine | Titanium Aircraft LLC Wilmington, Delaware |
Standard | 2023-11-13 | ValidFAA registration status code V: Valid registration. All codes |
| N278HJ | Cessna A185E |
Fixed-wing, single engine | Individual owner Minnesota |
Standard | 2023-11-13 | ValidFAA registration status code V: Valid registration. All codes |
| N1879F | Cessna 210F |
Fixed-wing, single engine | Kris Noone Air LLC Wilmington, Delaware |
Standard | 2023-11-12 | ValidFAA registration status code V: Valid registration. All codes |
| N200BW | Beech S35 |
Fixed-wing, single engine | Gas Aviation LLC Decatur, Tennessee |
Standard | 2023-11-12 | ValidFAA registration status code V: Valid registration. All codes |
| N33VB | Beech V35B |
Fixed-wing, single engine | Vb313 LLC Fort Myers, Florida |
Standard | 2023-11-11 | ValidFAA registration status code V: Valid registration. All codes |
| N83SS | Cessna A185F |
Fixed-wing, single engine | Somd Seaplanes LLC Lexington Park, Maryland |
Standard | 2023-11-11 | ValidFAA registration status code V: Valid registration. All codes |
| N210R | Beech V35 |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2023-11-10 | ValidFAA registration status code V: Valid registration. All codes |
| N224SH | Beech V35B |
Fixed-wing, single engine | Individual owner Arizona |
Standard | 2023-11-10 | ValidFAA registration status code V: Valid registration. All codes |
| N50937 | Cessna U206F |
Fixed-wing, single engine | Tls Aviation LLC Eldridge, Iowa |
Standard | 2023-11-10 | ValidFAA registration status code V: Valid registration. All codes |
| N1137M | Cessna 210M |
Fixed-wing, single engine | N1137M LLC Bentonville, Arkansas |
Standard | 2023-11-09 | ValidFAA registration status code V: Valid registration. All codes |
| N176VB | Beech V35B |
Fixed-wing, single engine | Graystoke Aviation LLC Shepherd, Montana |
Standard | 2023-11-08 | ValidFAA registration status code V: Valid registration. All codes |
| N3086C | Beech D55 |
Fixed-wing, multi-engine | Blue Baron Fl LLC Saint Cloud, Florida |
Standard | 2023-11-08 | ValidFAA registration status code V: Valid registration. All codes |
| N33VS | Beech V35B |
Fixed-wing, single engine | Rare Eagle Aviation LLC Westcliffe, Colorado |
Standard | 2023-11-08 | ValidFAA registration status code V: Valid registration. All codes |
| N5390E | Cessna A185F |
Fixed-wing, single engine | 402Wd Holdings LLC Robstown, Texas |
Multiple | 2023-11-08 | ValidFAA registration status code V: Valid registration. All codes |
| N36DM | Beech A36 |
Fixed-wing, single engine | Withheld at owner's request | Standard | 2023-11-07 | ValidFAA registration status code V: Valid registration. All codes |
| N536WC | Cessna 210L |
Fixed-wing, single engine | N8Qb LLC Thief River Falls, Minnesota |
Standard | 2023-11-07 | ValidFAA registration status code V: Valid registration. All codes |
| N8668Q | Beech S35 |
Fixed-wing, single engine | Frequent Flyers LLC Kalispell, Montana |
Standard | 2023-11-06 | ValidFAA registration status code V: Valid registration. All codes |
| N1MQ | Beech 58 |
Fixed-wing, multi-engine | Gc4 Aero LLC Birmingham, Alabama |
Standard | 2023-11-05 | ValidFAA registration status code V: Valid registration. All codes |
| N3679Z | Beech A36 |
Fixed-wing, single engine | Individual owner Washington |
Standard | 2023-11-05 | ValidFAA registration status code V: Valid registration. All codes |
| N7254E | Beech F33A |
Fixed-wing, single engine | Jefferson State Aviation LLC Aptos, California |
Standard | 2023-11-05 | ValidFAA registration status code V: Valid registration. All codes |
| N141WS | Beech V35 |
Fixed-wing, single engine | Copper Spike Aero LLC Douglas, Wyoming |
Standard | 2023-11-04 | ValidFAA registration status code V: Valid registration. All codes |
| N29289 | Cessna U206C |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2023-11-03 | ValidFAA registration status code V: Valid registration. All codes |
| N3492Q | Cessna 320E |
Fixed-wing, multi-engine | Individual owner Nevada |
Standard | 2023-11-03 | ValidFAA registration status code V: Valid registration. All codes |
| N7988M | Beech V35 |
Fixed-wing, single engine | Blandon Pedro MD Pa El Paso, Texas |
Standard | 2023-11-03 | ValidFAA registration status code V: Valid registration. All codes |
| N8131G | Cessna 210K |
Fixed-wing, single engine | Individual owner California |
Standard | 2023-11-02 | ValidFAA registration status code V: Valid registration. All codes |
| N5507M | Aero Commander 200D |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2023-11-01 | ValidFAA registration status code V: Valid registration. All codes |
| N9RR | Beech F33A |
Fixed-wing, single engine | N9Rr Enterprises LLC Lewes, Delaware |
Standard | 2023-11-01 | ValidFAA registration status code V: Valid registration. All codes |
| N19AB | Beech S35 |
Fixed-wing, single engine | Individual owner Georgia |
Standard | 2023-10-31 | ValidFAA registration status code V: Valid registration. All codes |
| N321WM | Beech 58 |
Fixed-wing, multi-engine | Individual owner Florida |
Standard | 2023-10-31 | ValidFAA registration status code V: Valid registration. All codes |
| N7854R | Beech 36 |
Fixed-wing, single engine | Individual owner Arizona |
Standard | 2023-10-31 | ValidFAA registration status code V: Valid registration. All codes |
| N346BG | Beech V35B |
Fixed-wing, single engine | Webstrong Aviation LLC Conway, Arkansas |
Standard | 2023-10-30 | ValidFAA registration status code V: Valid registration. All codes |
| N535SB | Beech S35 |
Fixed-wing, single engine | Speedy Bonanza LLC Waitsfield, Vermont |
Standard | 2023-10-30 | ValidFAA registration status code V: Valid registration. All codes |
| N254TS | Cessna U206F |
Fixed-wing, single engine | Individual owner Oregon |
Standard | 2023-10-29 | ValidFAA registration status code V: Valid registration. All codes |
| N58BY | Beech 58 |
Fixed-wing, multi-engine | Individual owner Tennessee |
Standard | 2023-10-29 | ValidFAA registration status code V: Valid registration. All codes |
| N999GT | Beech S35 |
Fixed-wing, single engine | Jet Air INC Iowa City, Iowa |
Standard | 2023-10-29 | ValidFAA registration status code V: Valid registration. All codes |
| N2505X | Cessna P206 |
Fixed-wing, single engine | Gaviaire Aviation LLC El Reno, Oklahoma |
Standard | 2023-10-28 | ValidFAA registration status code V: Valid registration. All codes |
| N41VK | Beech A36 |
Fixed-wing, single engine | Galaxy Aviation LLC Nantucket, Massachusetts |
Standard | 2023-10-28 | ValidFAA registration status code V: Valid registration. All codes |
| N6RM | Beech S35 |
Fixed-wing, single engine | Co-owned owner Oregon |
Standard | 2023-10-28 | ValidFAA registration status code V: Valid registration. All codes |
| N7082N | Beech V35A |
Fixed-wing, single engine | Individual owner California |
Standard | 2023-10-28 | ValidFAA registration status code V: Valid registration. All codes |
| N7286R | Beech V35B |
Fixed-wing, single engine | Individual owner Oregon |
Standard | 2023-10-28 | ValidFAA registration status code V: Valid registration. All codes |
| N900MM | Bellanca 17-30A |
Fixed-wing, single engine | Individual owner Virginia |
Standard | 2023-10-28 | ValidFAA registration status code V: Valid registration. All codes |
| N583MG | Beech V35B |
Fixed-wing, single engine | Individual owner Pennsylvania |
Standard | 2023-10-27 | ValidFAA registration status code V: Valid registration. All codes |
| N8577R | Beech A36 |
Fixed-wing, single engine | Phillips Law Firm LLC Marietta, Georgia |
Standard | 2023-10-27 | ValidFAA registration status code V: Valid registration. All codes |
| N28111 | Bellanca 17-30A |
Fixed-wing, single engine | Truair LLC Shady Shores, Texas |
Standard | 2023-10-25 | ValidFAA registration status code V: Valid registration. All codes |
| N28135 | Bellanca 17-30A |
Fixed-wing, single engine | Bffe INC Homestead, Florida |
Standard | 2023-10-25 | ValidFAA registration status code V: Valid registration. All codes |
| N2870W | Beech V35B |
Fixed-wing, single engine | Individual owner Georgia |
Standard | 2023-10-25 | ValidFAA registration status code V: Valid registration. All codes |
| N3692A | Beech V35B |
Fixed-wing, single engine | Bva Bonanza LLC Keizer, Oregon |
Standard | 2023-10-25 | ValidFAA registration status code V: Valid registration. All codes |
| N4376W | Beech V35B |
Fixed-wing, single engine | Individual owner Oregon |
Standard | 2023-10-25 | ValidFAA registration status code V: Valid registration. All codes |
| N4384W | Beech A36 |
Fixed-wing, single engine | Pacific Media Properties INC Santa Ana, California |
Standard | 2023-10-25 | ValidFAA registration status code V: Valid registration. All codes |
| N6262V | Beech V35 |
Fixed-wing, single engine | Gk AG LLC Broxton, Georgia |
Standard | 2023-10-25 | ValidFAA registration status code V: Valid registration. All codes |
| N5VL | Beech V35B |
Fixed-wing, single engine | Individual owner California |
Standard | 2023-10-24 | ValidFAA registration status code V: Valid registration. All codes |
| N673HP | Beech 58 |
Fixed-wing, multi-engine | Bk Investment CO LLC Jupiter, Florida |
Standard | 2023-10-24 | ValidFAA registration status code V: Valid registration. All codes |
| N6160N | Cessna 210M |
Fixed-wing, single engine | Rj Capital LLC Mustang, Oklahoma |
Standard | 2023-10-23 | ValidFAA registration status code V: Valid registration. All codes |
| N761EP | Cessna 210M |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2023-10-23 | ValidFAA registration status code V: Valid registration. All codes |
| N17702 | Beech F33A |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2023-10-22 | ValidFAA registration status code V: Valid registration. All codes |
| N70350 | Cessna A188B |
Fixed-wing, single engine | Bigwings AG INC Delavan, Minnesota |
Restricted | 2023-10-22 | ValidFAA registration status code V: Valid registration. All codes |
| N2761T | Beech V35 |
Fixed-wing, single engine | Co-owned owner Ohio |
Standard | 2023-10-21 | 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.