Continental GTSIO-520-C
387 aircraft on the U.S. register carry a Continental GTSIO-520-C engine, rated at about 340 horsepower. The Cessna 421 Golden Eagle is the model most often fitted with it (204 aircraft). The aircraft carrying it were built between 1965 and 2003.
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 GTSIO-520-C. FAA spelling: GTSIO-520-C.
Fitted to model families
Cessna 421 Golden Eagle204Cessna T210 Turbo Centurion61Beechcraft V35 Bonanza23Cessna 32014Cessna TU20612Cessna TP20610Cessna T-3109Cessna 414 Chancellor8Cessna 4118Cessna 4017Cirrus SR206Aero Commander 6855
Cessna 421 Golden Eagle · Cessna T210 Turbo Centurion · Beechcraft V35 Bonanza · Cessna 320 · Cessna TU206 · Cessna TP206 · Cessna T-310 · Cessna 414 Chancellor · Cessna 411 · Cessna 401
Where they are owner's state
Florida37Texas36California36Colorado26Delaware18Arizona17Oregon16Oklahoma14Kansas14Utah12
Kind of aircraft
Piston twins265 (68%)Piston singles122 (32%)
When the aircraft were built by decade
What the FAA has certified, ordered and been told about the Continental GTSIO-520-C the component layer
No FAA order in the current files names this engine series. Operators and repair shops have filed 44 failure reports with the FAA since 1995, 15 of them in the last ten years.
Failure reports 44 since · what operators and shops told the FAA
Parts most often reported as the reports name them
Cylinder15Blade3Alternator1Antenna1Bearing1Bolt1Bracket1Bulkhead1Circuit Breaker1Clamp1
Latest reports
2015-09-22Governor: failed
2015-07-28Control Cable: disconnected
2014-12-25Screw: sheared
2014-04-03Alternator: failed
2012-08-24Clamp: cracked
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
- Cessna 421 Golden Eagle 204 with this engine series
- Cessna T210 Turbo Centurion 61 with this engine series
- Beechcraft V35 Bonanza 23 with this engine series
- Cessna 320 14 with this engine series
- Cessna TU206 12 with this engine series
- Cessna TP206 10 with this engine series
- Cessna T-310 9 with this engine series
- Cessna 414 Chancellor 8 with this engine series
Where they are
- Florida 37 of these aircraft
- Texas 36 of these aircraft
- California 36 of these aircraft
- Colorado 26 of these aircraft
- Delaware 18 of these aircraft
Biggest operators
- Bas Part Sales LLC 5 of these aircraft
- Tvpx Aircraft Solutions INC Trustee 3 of these aircraft
- Valiair Lc Trustee 2 of these aircraft
- Dodson International Parts INC 2 of these aircraft
Airworthiness
- Failure reports on the Continental GTSIO-520-C 44 reports since 1995
Analytics
These connections as data: /graph/engine/continental-gtsio-520-c.json · about the eFlight graph.
Aircraft newest certificates first · 387
| Tail no. | Maker and model | Group | Owner and base | Certificate | Registered | Status |
|---|---|---|---|---|---|---|
| N706NC | Cessna 421C |
Fixed-wing, multi-engine | Gaylord Hangers LLC Gaylord, Michigan |
Standard | 2023-06-23 | ValidFAA registration status code V: Valid registration. All codes |
| N8706Z | Cessna TP206C |
Fixed-wing, single engine | Individual owner North Carolina |
Standard | 2023-06-09 | ValidFAA registration status code V: Valid registration. All codes |
| N41085 | Cessna 421B |
Fixed-wing, multi-engine | 421 Bravo LLC Marine City, Michigan |
Standard | 2023-05-30 | ValidFAA registration status code V: Valid registration. All codes |
| N8241Q | Cessna 414 |
Fixed-wing, multi-engine | Rolling Hills LLC Plainfield, Illinois |
Standard | 2023-05-21 | ValidFAA registration status code V: Valid registration. All codes |
| N4607F | Cessna TP206A |
Fixed-wing, single engine | 7 Fox LLC Eugene, Oregon |
Standard | 2023-05-19 | ValidFAA registration status code V: Valid registration. All codes |
| N788JJ | Cessna 421B |
Fixed-wing, multi-engine | Individual owner Indiana |
Standard | 2023-05-06 | ValidFAA registration status code V: Valid registration. All codes |
| N808BV | Cessna 421C |
Fixed-wing, multi-engine | Flying Dutchman LLC Waipahu, Hawaii |
Standard | 2023-04-21 | ValidFAA registration status code V: Valid registration. All codes |
| N8286M | Cessna T210K |
Fixed-wing, single engine | 3 Jc LLC Phoenix, Arizona |
Standard | 2023-04-17 | ValidFAA registration status code V: Valid registration. All codes |
| N5448J | Cessna 421B |
Fixed-wing, multi-engine | Infinity Aviators LLC Scottsdale, Arizona |
Standard | 2023-04-08 | ValidFAA registration status code V: Valid registration. All codes |
| N420WB | Cessna 320F |
Fixed-wing, multi-engine | Mcgregor Springs Square LLC Mc Gregor, Texas |
Standard | 2023-04-05 | ValidFAA registration status code V: Valid registration. All codes |
| N4AF | Cessna 421 |
Fixed-wing, multi-engine | N4Af LLC Conroe, Texas |
Standard | 2023-03-25 | ValidFAA registration status code V: Valid registration. All codes |
| N699JS | Cessna 421B |
Fixed-wing, multi-engine | Individual owner Florida |
Standard | 2023-03-25 | ValidFAA registration status code V: Valid registration. All codes |
| N455X | Cessna T310Q |
Fixed-wing, multi-engine | Treat-Yo-Self Confections INC Corona, California |
Standard | 2023-03-16 | ValidFAA registration status code V: Valid registration. All codes |
| N26JJ | Beech E-55 |
Fixed-wing, multi-engine | Individual owner New Jersey |
Standard | 2023-03-12 | ValidFAA registration status code V: Valid registration. All codes |
| N151MT | Cessna T210L |
Fixed-wing, single engine | Island Mountain Aviation LLC Vesta, Minnesota |
Standard | 2023-03-07 | ValidFAA registration status code V: Valid registration. All codes |
| N6255Q | Cessna 401A |
Fixed-wing, multi-engine | Valiair Limited Company Trustee Casper, Wyoming |
Standard | 2023-03-04 | ValidFAA registration status code V: Valid registration. All codes |
| N421GH | Cessna 421B |
Fixed-wing, multi-engine | Arx Aviation LLC Apopka, Florida |
Standard | 2023-02-26 | ValidFAA registration status code V: Valid registration. All codes |
| N150WR | Beech V35A |
Fixed-wing, single engine | Whiskey Romeo LLC Timnath, Colorado |
Standard | 2023-02-23 | ValidFAA registration status code V: Valid registration. All codes |
| N4682Q | Cessna T210L |
Fixed-wing, single engine | Hangar 27 LLC Bountiful, Utah |
Standard | 2023-01-04 | ValidFAA registration status code V: Valid registration. All codes |
| N3317Q | Cessna 320D |
Fixed-wing, multi-engine | Skynight 17Q LLC Roseville, California |
Standard | 2022-12-15 | ValidFAA registration status code V: Valid registration. All codes |
| N685LD | Aero Commander 685 |
Fixed-wing, multi-engine | Phoenixarrowcommander LLC Key West, Florida |
Standard | 2022-12-13 | ValidFAA registration status code V: Valid registration. All codes |
| N42YZ | Cessna 421B |
Fixed-wing, multi-engine | Pharaoh Aviation LLC Velma, Oklahoma |
Standard | 2022-12-05 | ValidFAA registration status code V: Valid registration. All codes |
| N2221Q | Cessna 421A |
Fixed-wing, multi-engine | Aviation Sales and Charter LLC Dover, Delaware |
Standard | 2022-11-22 | ValidFAA registration status code V: Valid registration. All codes |
| N799TF | Cessna 421B |
Fixed-wing, multi-engine | Individual owner California |
Standard | 2022-11-17 | ValidFAA registration status code V: Valid registration. All codes |
| N214DF | Cessna 421B |
Fixed-wing, multi-engine | Gaylord Hangars LLC Gaylord, Michigan |
Standard | 2022-10-14 | ValidFAA registration status code V: Valid registration. All codes |
| N5114Q | Cessna T210L |
Fixed-wing, single engine | J&A Air Richfield, Utah |
Standard | 2022-10-07 | ValidFAA registration status code V: Valid registration. All codes |
| N320AR | Cessna 320E |
Fixed-wing, multi-engine | Air Sal Leasing INC Fort Myers, Florida |
Standard | 2022-09-26 | ValidFAA registration status code V: Valid registration. All codes |
| N333KW | Cessna 421B |
Fixed-wing, multi-engine | D G R Air LLC Braselton, Georgia |
Standard | 2022-09-20 | ValidFAA registration status code V: Valid registration. All codes |
| N5729M | Cessna 340 |
Fixed-wing, multi-engine | N5729M LLC Coral Springs, Florida |
Standard | 2022-09-17 | ValidFAA registration status code V: Valid registration. All codes |
| N6785R | Cessna T210F |
Fixed-wing, single engine | Rood Enterprises LLC Livingston, Texas |
Standard | 2022-09-01 | ValidFAA registration status code V: Valid registration. All codes |
| N37676 | Cessna 421B |
Fixed-wing, multi-engine | Campbell & Associates Investment Properties LLC Burleson, Texas |
Standard | 2022-08-15 | ValidFAA registration status code V: Valid registration. All codes |
| N75SK | Cessna 421B |
Fixed-wing, multi-engine | Rick Broke Entertainment LLC Conyers, Georgia |
Standard | 2022-08-08 | ValidFAA registration status code V: Valid registration. All codes |
| N1621T | Cessna 414 |
Fixed-wing, multi-engine | Beats Driving INC Northbrook, Illinois |
Standard | 2022-06-18 | ValidFAA registration status code V: Valid registration. All codes |
| N421LF | Cessna 421C |
Fixed-wing, multi-engine | Haynes Aviation LLC Caruthersville, Missouri |
Standard | 2022-06-14 | ValidFAA registration status code V: Valid registration. All codes |
| N790X | Cessna 421A |
Fixed-wing, multi-engine | Precision Design INC Weatherford, Oklahoma |
Standard | 2022-04-04 | ValidFAA registration status code V: Valid registration. All codes |
| N304MC | Cessna 421B |
Fixed-wing, multi-engine | Valiair Lc Trustee Casper, Wyoming |
Standard | 2022-03-25 | ValidFAA registration status code V: Valid registration. All codes |
| N6199R | Cessna T210F |
Fixed-wing, single engine | Individual owner Louisiana |
Standard | 2022-02-17 | ValidFAA registration status code V: Valid registration. All codes |
| N2265R | Cessna T210J |
Fixed-wing, single engine | Individual owner Wisconsin |
Standard | 2022-02-04 | ValidFAA registration status code V: Valid registration. All codes |
| N114HV | Cessna 421B |
Fixed-wing, multi-engine | Aerowerks LLC Georgetown, Texas |
Standard | 2022-01-22 | ValidFAA registration status code V: Valid registration. All codes |
| N444AT | Cessna 421B |
Fixed-wing, multi-engine | Core Aviation LLC Dayton, Ohio |
Standard | 2022-01-03 | ValidFAA registration status code V: Valid registration. All codes |
| N8144Q | Cessna 414 |
Fixed-wing, multi-engine | Ocf Air LLC Phoenix, Arizona |
Standard | 2021-12-11 | ValidFAA registration status code V: Valid registration. All codes |
| N421EW | Cessna 421C |
Fixed-wing, multi-engine | Tvpx Aircraft Solutions INC Trustee North Salt Lake, Utah |
Standard | 2021-12-10 | ValidFAA registration status code V: Valid registration. All codes |
| N5967M | Cessna 421B |
Fixed-wing, multi-engine | N5967M LLC Chantilly, Virginia |
Standard | 2021-12-07 | ValidFAA registration status code V: Valid registration. All codes |
| N35FS | Cessna 421B |
Fixed-wing, multi-engine | Selistli LLC San Mateo, California |
Standard | 2021-10-29 | ValidFAA registration status code V: Valid registration. All codes |
| N1421U | Cessna 421 |
Fixed-wing, multi-engine | Aviation Services of Tn INC Sparta, Tennessee |
Standard | 2021-10-20 | ValidFAA registration status code V: Valid registration. All codes |
| N2211Q | Cessna 421A |
Fixed-wing, multi-engine | Individual owner West Virginia |
Standard | 2021-09-30 | ValidFAA registration status code V: Valid registration. All codes |
| N4834C | Cessna A185F |
Fixed-wing, single engine | Individual owner Montana |
Standard | 2021-09-13 | ValidFAA registration status code V: Valid registration. All codes |
| N4722F | Cessna TP206B |
Fixed-wing, single engine | Stoskopf Scott W El Dorado, Kansas |
Standard | 2021-09-11 | ValidFAA registration status code V: Valid registration. All codes |
| N6131R | Cessna T210F |
Fixed-wing, single engine | Air LLC Salem, Oregon |
Standard | 2021-08-27 | ValidFAA registration status code V: Valid registration. All codes |
| N421RN | Cessna 421C |
Fixed-wing, multi-engine | Tvpx Aircraft Solutions INC Trustee North Salt Lake, Utah |
Standard | 2021-08-24 | ValidFAA registration status code V: Valid registration. All codes |
| N6WM | Cessna 421B |
Fixed-wing, multi-engine | Individual owner California |
Standard | 2021-08-11 | ValidFAA registration status code V: Valid registration. All codes |
| N1592G | Cessna 421B |
Fixed-wing, multi-engine | Ctl Legacy Holdings LLC Midland, Texas |
Standard | 2021-08-09 | ValidFAA registration status code V: Valid registration. All codes |
| N414GC | Cessna 414 |
Fixed-wing, multi-engine | Individual owner North Carolina |
Standard | 2021-08-05 | ValidFAA registration status code V: Valid registration. All codes |
| N52JR | Cessna 421 |
Fixed-wing, multi-engine | AG Tech Farm Services Gamaliel, Kentucky |
Standard | 2021-08-02 | ValidFAA registration status code V: Valid registration. All codes |
| N5370J | Cessna 421B |
Fixed-wing, multi-engine | Jaaam Skyline INC Middletown, Delaware |
Standard | 2021-07-30 | ValidFAA registration status code V: Valid registration. All codes |
| N421DE | Cessna 421C |
Fixed-wing, multi-engine | Rs Aviation LLC Wilmington, Delaware |
Standard | 2021-07-21 | ValidFAA registration status code V: Valid registration. All codes |
| N421CR | Cessna 421B |
Fixed-wing, multi-engine | Paw Aviation LLC La Porte, Indiana |
Standard | 2021-07-01 | ValidFAA registration status code V: Valid registration. All codes |
| N811X | Cessna T210F |
Fixed-wing, single engine | Arkoma Aviation LLC Henryetta, Oklahoma |
Standard | 2021-07-01 | ValidFAA registration status code V: Valid registration. All codes |
| N421EZ | Cessna 421B |
Fixed-wing, multi-engine | N421Ez LLC Rochelle, Illinois |
Standard | 2021-05-01 | ValidFAA registration status code V: Valid registration. All codes |
| N421JS | Cessna 421C |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2021-04-23 | ValidFAA registration status code V: Valid registration. All codes |
| N421E | Cessna 421B |
Fixed-wing, multi-engine | Individual owner Florida |
Standard | 2021-04-13 | ValidFAA registration status code V: Valid registration. All codes |
| N7079F | Cessna 404 |
Fixed-wing, multi-engine | Tvpx Aircraft Solutions INC Trustee North Salt Lake, Utah |
Standard | 2021-04-10 | ValidFAA registration status code V: Valid registration. All codes |
| N6727R | Cessna T210F |
Fixed-wing, single engine | Individual owner Colorado |
Restricted | 2021-04-05 | ValidFAA registration status code V: Valid registration. All codes |
| N2235Q | Cessna 421A |
Fixed-wing, multi-engine | Sparx Logistics USA LTD Charlotte, North Carolina |
Standard | 2021-03-26 | ValidFAA registration status code V: Valid registration. All codes |
| N4888F | Cessna TU206A |
Fixed-wing, single engine | Taktos LTD Corvallis, Oregon |
Standard | 2021-03-25 | ValidFAA registration status code V: Valid registration. All codes |
| N421WD | Cessna 421B |
Fixed-wing, multi-engine | Kilo Aviation LLC East Peoria, Illinois |
Standard | 2021-03-18 | ValidFAA registration status code V: Valid registration. All codes |
| N5996M | Cessna 421B |
Fixed-wing, multi-engine | Medcare Emergency Medical Services INC Mcallen, Texas |
Standard | 2021-03-15 | ValidFAA registration status code V: Valid registration. All codes |
| N340NG | Cessna 340 |
Fixed-wing, multi-engine | Central Virginia Aviation INC Petersburg, Virginia |
Standard | 2021-03-02 | ValidFAA registration status code V: Valid registration. All codes |
| N8355 | Cessna 421C |
Fixed-wing, multi-engine | Premier Plus Aviation INC Fort Pierce, Florida |
Standard | 2021-02-01 | ValidFAA registration status code V: Valid registration. All codes |
| N401K | Cessna 401 |
Fixed-wing, multi-engine | N401K LLC Lonoke, Arkansas |
Standard | 2021-01-25 | ValidFAA registration status code V: Valid registration. All codes |
| N770CS | Cessna 421B |
Fixed-wing, multi-engine | Flying Cpa LLC Colorado Springs, Colorado |
Standard | 2021-01-04 | ValidFAA registration status code V: Valid registration. All codes |
| N67BL | Cessna TP206B |
Fixed-wing, single engine | 206 LLC Keizer, Oregon |
Standard | 2020-12-19 | ValidFAA registration status code V: Valid registration. All codes |
| N6780R | Cessna T210F |
Fixed-wing, single engine | C2 Aero LLC Dallas, Texas |
Standard | 2020-11-03 | ValidFAA registration status code V: Valid registration. All codes |
| N21RG | Cessna T207 |
Fixed-wing, single engine | Macair Aviation LLC Xenia, Ohio |
Standard | 2020-10-28 | ValidFAA registration status code V: Valid registration. All codes |
| N750RG | Aero Commander 685 |
Fixed-wing, multi-engine | Hmcs LLC Charlotte, North Carolina |
Standard | 2020-10-22 | ValidFAA registration status code V: Valid registration. All codes |
| N6720R | Cessna T210F |
Fixed-wing, single engine | Individual owner Oregon |
Standard | 2020-10-15 | ValidFAA registration status code V: Valid registration. All codes |
| N8WB | Cessna 421B |
Fixed-wing, multi-engine | Smartin Enterprises LLC Clackamas, Oregon |
Standard | 2020-10-13 | ValidFAA registration status code V: Valid registration. All codes |
| N8221Q | Cessna 414 |
Fixed-wing, multi-engine | Southwest Aircraft LLC Fairacres, New Mexico |
Standard | 2020-10-07 | ValidFAA registration status code V: Valid registration. All codes |
| N421CK | Cessna 421B |
Fixed-wing, multi-engine | Individual owner Texas |
Standard | 2020-10-02 | ValidFAA registration status code V: Valid registration. All codes |
| N7316U | Cessna 411 |
Fixed-wing, multi-engine | Darvek LLC Las Vegas, Nevada |
Standard | 2020-09-28 | ValidFAA registration status code V: Valid registration. All codes |
| N8794Z | Cessna TP206D |
Fixed-wing, single engine | Jones Petroleum CO INC Jackson, Georgia |
Standard | 2020-09-28 | ValidFAA registration status code V: Valid registration. All codes |
| N974CF | Cessna 421B |
Fixed-wing, multi-engine | Aviation Trust Company LLC Oklahoma City, Oklahoma |
Standard | 2020-09-24 | ValidFAA registration status code V: Valid registration. All codes |
| N310JA | Cessna T310R |
Fixed-wing, multi-engine | Co-owned owner Nebraska |
Standard | 2020-08-06 | ValidFAA registration status code V: Valid registration. All codes |
| N41106 | Cessna 421B |
Fixed-wing, multi-engine | Individual owner Florida |
Standard | 2020-08-06 | ValidFAA registration status code V: Valid registration. All codes |
| N3540M | Cessna 421B |
Fixed-wing, multi-engine | Individual owner Illinois |
Standard | 2020-07-28 | ValidFAA registration status code V: Valid registration. All codes |
| N928DM | Cessna 421B |
Fixed-wing, multi-engine | Individual owner Florida |
Standard | 2020-07-27 | ValidFAA registration status code V: Valid registration. All codes |
| N727DR | Cessna TU206A |
Fixed-wing, single engine | Ross Trucking LLC Goldendale, Washington |
Standard | 2020-07-24 | ValidFAA registration status code V: Valid registration. All codes |
| N200DC | Cessna 421C |
Fixed-wing, multi-engine | Bjg Aviation I LLC Neelyville, Missouri |
Standard | 2020-07-17 | ValidFAA registration status code V: Valid registration. All codes |
| N5420U | Beech V35 |
Fixed-wing, single engine | Individual owner Colorado |
Standard | 2020-05-19 | ValidFAA registration status code V: Valid registration. All codes |
| N898EP | Cessna 421B |
Fixed-wing, multi-engine | Individual owner New Mexico |
Standard | 2020-05-15 | ValidFAA registration status code V: Valid registration. All codes |
| N513SJ | Cessna 421C |
Fixed-wing, multi-engine | Wagner Distributing CO INC Auburn, California |
Standard | 2020-05-13 | ValidFAA registration status code V: Valid registration. All codes |
| N863CP | Cessna 421 |
Fixed-wing, multi-engine | Net Quest Management Services LLC Winter Haven, Florida |
Standard | 2020-05-11 | ValidFAA registration status code V: Valid registration. All codes |
| N6151Q | Cessna 320F |
Fixed-wing, multi-engine | Nitro Zeus INC Wilmington, Delaware |
Standard | 2020-04-22 | ValidFAA registration status code V: Valid registration. All codes |
| N41SP | Cessna 421B |
Fixed-wing, multi-engine | N41Sp LLC New Port Richey, Florida |
Standard | 2020-04-06 | ValidFAA registration status code V: Valid registration. All codes |
| N372J | Cessna 320D |
Fixed-wing, multi-engine | Compass Rose Services INC Powell Butte, Oregon |
Standard | 2020-04-02 | ValidFAA registration status code V: Valid registration. All codes |
| N1545G | Cessna T210G |
Fixed-wing, single engine | Individual owner Arizona |
Standard | 2020-03-27 | ValidFAA registration status code V: Valid registration. All codes |
| N1223H | Cessna 421B |
Fixed-wing, multi-engine | S&S Leasing Solutions LLC Sandy Springs, Georgia |
Standard | 2020-03-24 | ValidFAA registration status code V: Valid registration. All codes |
| N183DA | Cirrus Design Corp SR20 |
Fixed-wing, single engine | Co-owned owner California |
Standard | 2020-03-24 | ValidFAA registration status code V: Valid registration. All codes |
| N777TS | Cessna 421B |
Fixed-wing, multi-engine | Individual owner Pennsylvania |
Standard | 2020-03-24 | ValidFAA registration status code V: Valid registration. All codes |
| N915GC | Cirrus Design Corp SR20 |
Fixed-wing, single engine | Gc Aviation Services LLC Lakeland, Florida |
Standard | 2020-03-24 | 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 5, 2026. Horsepower and thrust are the FAA's figures for the series, not for a particular aircraft.