The U.S. aircraft register, updated daily
Engines · piston (reciprocating) · data as of October 8, 2026

Continental TSIO-520 series

4,114 aircraft on the U.S. register carry a Continental TSIO-520 series engine, rated at about 300 horsepower. The Cessna T210 Turbo Centurion is the model most often fitted with it (1,006 aircraft). The aircraft carrying it were built between 1967 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 TSIO-520 series (2 codes). FAA spellings: TSIO-520 SER · TSIO 520 SER.

When the aircraft were built by decade

By decade built, as a table
aircraft
19404
19502
196080
19702,151
19801,302
199089
200031

What the FAA has certified, ordered and been told about the Continental TSIO-520 series the component layer

The design is held under 1 type certificate (E8CE, held by Continental Aerospace Technologies, INC.). The FAA has issued 36 airworthiness directives (orders that owners must comply with) that name this engine series. Operators and repair shops have filed 411 failure reports with the FAA since 1995, 9 of them in the last ten years.

FAA orders 36 airworthiness directives · newest first

2023-10-262023-17-04 · Reciprocating Engine Oil System · engine
2023-07-172023-09-09 · Exhaust Turbine System (Recip) · 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

All orders naming the Continental TSIO-520 series

Failure reports 411 since · what operators and shops told the FAA

0193857769601061116226
Failure reports by year, as a table
reports
962
973
981
991
005
0165
0276
0357
0437
0543
0611
0721
0814
096
1020
118
129
137
146
154
166
192
203
241
251
262

Parts most often reported as the reports name them

Cylinder25Master Switch21Line20Control Cable14Bolt12Relay10Pump9Actuator8Alternator8Skin8
Parts most reported, as a table
reports
Cylinder25
Master Switch21
Line20
Control Cable14
Bolt12
Relay10
Pump9
Actuator8
Alternator8
Skin8

Latest reports

2026-05-07Alternator: destroyed
2026-05-07Alternator: destroyed
2025-09-12Pump: leaking
2024-03-15Cylinder Head: separated
2020-12-24Fitting: broken

Certificates and bulletins

E8CEType certificate held by Continental Aerospace Technologies, INC. · 31 models listed · revised April 6, 2020

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
Where they are
Biggest operators
Airworthiness

The whole map of how records connect · these connections as data: /graph/engine/continental-tsio-520-series.json.

Aircraft newest certificates first · 4,114

Tail no.Maker and modelGroupOwner and baseCertificateRegisteredStatus
N75DA Cessna
T210N
Fixed-wing, single engine Individual owner
Texas
Standard 2008-03-04 ValidFAA registration status code V: Valid registration. All codes
N168GG Cessna
414A
Fixed-wing, multi-engine Wisconsin Aviation INC
Watertown, Wisconsin
Standard 2008-02-27 ValidFAA registration status code V: Valid registration. All codes
N2038S Cessna
T210L
Fixed-wing, single engine Hatch Family Limited Partnership
Winslow, Arizona
Standard 2008-02-21 ValidFAA registration status code V: Valid registration. All codes
N58PR Beech
58P
Fixed-wing, multi-engine Individual owner
Georgia
Standard 2008-02-14 ValidFAA registration status code V: Valid registration. All codes
N543D Cessna
340A
Fixed-wing, multi-engine Individual owner
Tennessee
Standard 2008-02-12 ValidFAA registration status code V: Valid registration. All codes
N4741K Cessna
P210N
Fixed-wing, single engine Crosswind Solutions INC
Medford, Oregon
Standard 2008-02-09 ValidFAA registration status code V: Valid registration. All codes
N2814Q Cessna
TU206F
Fixed-wing, single engine Co-owned owner
California
Standard 2008-02-06 ValidFAA registration status code V: Valid registration. All codes
N700RS Cessna
P210N
Fixed-wing, single engine Transavia LLC
Wilmington, Delaware
Standard 2008-01-10 ValidFAA registration status code V: Valid registration. All codes
N5300A Cessna
T210N
Fixed-wing, single engine Runzel Brothers Aviation LLC
Bensenville, Illinois
Standard 2008-01-08 ValidFAA registration status code V: Valid registration. All codes
N66DF Cessna
T210M
Fixed-wing, single engine Co-owned owner
Wyoming
Standard 2008-01-02 ValidFAA registration status code V: Valid registration. All codes
N59045 Cessna
T210L
Fixed-wing, single engine Air-Zancada INC
Wilmington, Delaware
Standard 2007-12-12 ValidFAA registration status code V: Valid registration. All codes
N414JM Cessna
414A
Fixed-wing, multi-engine Individual owner
Texas
Standard 2007-12-07 ValidFAA registration status code V: Valid registration. All codes
N3212G Beech
B36TC
Fixed-wing, single engine Gibby Aviation INC
Wilmington, Delaware
Standard 2007-12-06 ValidFAA registration status code V: Valid registration. All codes
N822VW Cessna
340A
Fixed-wing, multi-engine Individual owner
Oregon
Standard 2007-12-06 ValidFAA registration status code V: Valid registration. All codes
N764S Cessna
TU206G
Fixed-wing, single engine Aerotrans Management LLC
Mercer Island, Washington
Standard 2007-11-28 ValidFAA registration status code V: Valid registration. All codes
N46PC Cessna
210L
Fixed-wing, single engine Co-owned owner
Arizona
Standard 2007-11-15 ValidFAA registration status code V: Valid registration. All codes
N567D Cessna
P210N
Fixed-wing, single engine Eclipse INC
Sharon Springs, Kansas
Standard 2007-11-15 ValidFAA registration status code V: Valid registration. All codes
N340BD Cessna
340A
Fixed-wing, multi-engine Co-owned owner
Nebraska
Standard 2007-11-14 ValidFAA registration status code V: Valid registration. All codes
N5346J Cessna
340A
Fixed-wing, multi-engine Csc Delaware Trust CO Trustee
Wilmington, Delaware
Standard 2007-11-01 ValidFAA registration status code V: Valid registration. All codes
N522GH Cessna
T210N
Fixed-wing, single engine Quailridge Aviation LLC
Clarkston, Washington
Standard 2007-10-24 ValidFAA registration status code V: Valid registration. All codes
N9843Y Cessna
T210N
Fixed-wing, single engine Cavu Solutions LLC
Renton, Washington
Standard 2007-10-24 ValidFAA registration status code V: Valid registration. All codes
N4580K Cessna
P210N
Fixed-wing, single engine Individual owner
Alaska
Standard 2007-10-18 ValidFAA registration status code V: Valid registration. All codes
N9498Y Cessna
T210N
Fixed-wing, single engine Ramsgate LTD
Sedalia, Colorado
Standard 2007-10-05 ValidFAA registration status code V: Valid registration. All codes
N8546Q Cessna
TU206F
Fixed-wing, single engine Co-owned owner
Colorado
Standard 2007-10-04 ValidFAA registration status code V: Valid registration. All codes
N93354 Cessna
T210L
Fixed-wing, single engine Utah County Sheriff
Spanish Fork, Utah
Standard 2007-10-03 ValidFAA registration status code V: Valid registration. All codes
N2664L Cessna
414A
Fixed-wing, multi-engine Ace Airways LLC
Quincy, Washington
Standard 2007-10-01 ValidFAA registration status code V: Valid registration. All codes
N9125B Piper
PA-46-310P
Fixed-wing, single engine Stockton Aviation Group LLC
Stockton, California
Standard 2007-10-01 ValidFAA registration status code V: Valid registration. All codes
N222FG Cessna
414A
Fixed-wing, multi-engine Skytravel LLC
Victoria, Texas
Standard 2007-09-25 ValidFAA registration status code V: Valid registration. All codes
N6748V Beech
58TC
Fixed-wing, multi-engine Cannon Oil & Gas Well Services INC
Rock Springs, Wyoming
Standard 2007-09-24 ValidFAA registration status code V: Valid registration. All codes
N68239 Cessna
340A
Fixed-wing, multi-engine Northeast Skywagon LLC
Pittsfield, Maine
Standard 2007-09-21 ValidFAA registration status code V: Valid registration. All codes
N4757K Cessna
P210N
Fixed-wing, single engine Co-owned owner
Arizona
Standard 2007-09-18 ValidFAA registration status code V: Valid registration. All codes
N899RC Cessna
TU206G
Fixed-wing, single engine Osprey Aviation LLC
Hamilton, Montana
Standard 2007-08-20 ValidFAA registration status code V: Valid registration. All codes
N4744K Cessna
P210N
Fixed-wing, single engine 4744K LLC
Mesa, Arizona
Standard 2007-08-16 ValidFAA registration status code V: Valid registration. All codes
N761HN Cessna
T210M
Fixed-wing, single engine A-1 American Fence INC
Orange, Texas
Standard 2007-07-27 ValidFAA registration status code V: Valid registration. All codes
N6867C Cessna
335
Fixed-wing, multi-engine Helms Foodservice INC
Lake City, Florida
Standard 2007-07-06 ValidFAA registration status code V: Valid registration. All codes
N59008 Cessna
T210L
Fixed-wing, single engine Individual owner
Iowa
Standard 2007-06-22 ValidFAA registration status code V: Valid registration. All codes
N830TT Cessna
340
Fixed-wing, multi-engine Individual owner
New Jersey
Standard 2007-06-20 ValidFAA registration status code V: Valid registration. All codes
N5JK Beech
58P
Fixed-wing, multi-engine Lizard Two LLC
Wilmington, Delaware
Standard 2007-06-15 ValidFAA registration status code V: Valid registration. All codes
N2699D Cessna
340A
Fixed-wing, multi-engine N2699D CORP Trustee
Wilmington, Delaware
Standard 2007-05-30 ValidFAA registration status code V: Valid registration. All codes
N921Z Mooney Aircraft Corp.
M20K
Fixed-wing, single engine F Michael Schultz LLC
Coleman, Texas
Standard 2007-05-19 ValidFAA registration status code V: Valid registration. All codes
N33VK Klapmeier Alan/Klapmeier Dale
CIRRUS VK 30
Fixed-wing, single engine Eaa Aviation Foundation INC
Oshkosh, Wisconsin
Experimental 2007-05-14 ValidFAA registration status code V: Valid registration. All codes
N761TK Cessna
T210M
Fixed-wing, single engine Richards and Richards
Nucla, Colorado
Standard 2007-05-02 ValidFAA registration status code V: Valid registration. All codes
N58LP Beech
58P
Fixed-wing, multi-engine Individual owner
Texas
Standard 2007-05-01 ValidFAA registration status code V: Valid registration. All codes
N761ST Cessna
T210M
Fixed-wing, single engine Bode Aviation INC
Albuquerque, New Mexico
Standard 2007-04-20 ValidFAA registration status code V: Valid registration. All codes
N96RH Cessna
P210N
Fixed-wing, single engine Atlanta Aircraft Group LLC
Atlanta, Georgia
Standard 2007-04-11 ValidFAA registration status code V: Valid registration. All codes
N6083B Cessna
T210M
Fixed-wing, single engine Listo Aviation LLC
Lewes, Delaware
Standard 2007-04-09 ValidFAA registration status code V: Valid registration. All codes
N310HD Cessna
T310R
Fixed-wing, multi-engine Wwdd Enterprises LLC
Port Orange, Florida
Standard 2007-04-06 ValidFAA registration status code V: Valid registration. All codes
N581CB Beech
58P
Fixed-wing, multi-engine Colorado Baron LLC
Ketchum, Idaho
Standard 2007-04-04 ValidFAA registration status code V: Valid registration. All codes
N842BE Beech
B36TC
Fixed-wing, single engine Sparrow Holdings LLC
Irvine, California
Standard 2007-04-04 ValidFAA registration status code V: Valid registration. All codes
N744BW Cessna
414A
Fixed-wing, multi-engine Dobson'S Leasing CO LLC
Ocoee, Florida
Standard 2007-03-21 ValidFAA registration status code V: Valid registration. All codes
N5267V Cessna
T210L
Fixed-wing, single engine N5267V LLC
Northbrook, Illinois
Standard 2007-03-15 ValidFAA registration status code V: Valid registration. All codes
N2740T Cessna
310R
Fixed-wing, multi-engine Co-owned owner
California
Standard 2007-03-14 ValidFAA registration status code V: Valid registration. All codes
N1232K Cessna
340A
Fixed-wing, multi-engine Co-owned owner
Pennsylvania
Standard 2007-03-05 ValidFAA registration status code V: Valid registration. All codes
N222ST Cessna
T310R
Fixed-wing, multi-engine Eau Claire Aviation LLC
Eau Claire, Wisconsin
Standard 2007-03-01 ValidFAA registration status code V: Valid registration. All codes
N3WF Cessna
414
Fixed-wing, multi-engine Co-owned owner
California
Standard 2007-02-15 ValidFAA registration status code V: Valid registration. All codes
N414AS Beech
B36TC
Fixed-wing, single engine Co-owned owner
California
Standard 2007-02-15 ValidFAA registration status code V: Valid registration. All codes
N4308Z Cessna
T303
Fixed-wing, multi-engine Mike Victor Yankee LLC
Andover, Massachusetts
Standard 2007-02-01 ValidFAA registration status code V: Valid registration. All codes
N6311X Cessna
340A
Fixed-wing, multi-engine Matts Cats LLC
Osceola, Wisconsin
Standard 2007-01-26 ValidFAA registration status code V: Valid registration. All codes
N731CY Cessna
P210N
Fixed-wing, single engine San Diego Air Service
San Diego, California
Standard 2007-01-17 ValidFAA registration status code V: Valid registration. All codes
N6825T Cessna
340A
Fixed-wing, multi-engine Songbird Aviation LLC
Larkspur, California
Standard 2006-12-20 ValidFAA registration status code V: Valid registration. All codes
N7983Q Cessna
401B
Fixed-wing, multi-engine Lorenso Walker Institute of Technology
Naples, Florida
Standard 2006-12-19 ValidFAA registration status code V: Valid registration. All codes
N5495V Cessna
T210L
Fixed-wing, single engine Individual owner
North Carolina
Standard 2006-12-18 ValidFAA registration status code V: Valid registration. All codes
N567DT Cessna
T210M
Fixed-wing, single engine Centurion Aviation INC
Kalispell, Montana
Standard 2006-12-06 ValidFAA registration status code V: Valid registration. All codes
N210DS Cessna
T210N
Fixed-wing, single engine Individual owner
California
Standard 2006-12-04 ValidFAA registration status code V: Valid registration. All codes
N4568N Cessna
340A
Fixed-wing, multi-engine Co-owned owner
California
Standard 2006-11-29 ValidFAA registration status code V: Valid registration. All codes
N8166G Beech
B36TC
Fixed-wing, single engine Individual owner
California
Standard 2006-11-22 ValidFAA registration status code V: Valid registration. All codes
N31KD Cessna
T303
Fixed-wing, multi-engine Chinook Fibre LLC
Wilmington, Delaware
Standard 2006-11-15 ValidFAA registration status code V: Valid registration. All codes
N78DG Cessna
414A
Fixed-wing, multi-engine Usac N78Dg LLC
Wall Township, New Jersey
Standard 2006-11-03 ValidFAA registration status code V: Valid registration. All codes
N5249A Cessna
P210R
Fixed-wing, single engine Brentco Aerial Patrol INC
Canton, Ohio
Standard 2006-11-02 ValidFAA registration status code V: Valid registration. All codes
N5538Y Cessna
T210N
Fixed-wing, single engine Teton View Aircraft Leasing LLC
Grass Valley, California
Standard 2006-10-25 ValidFAA registration status code V: Valid registration. All codes
N340BW Cessna
340A
Fixed-wing, multi-engine Individual owner
Texas
Standard 2006-10-05 ValidFAA registration status code V: Valid registration. All codes
N6829W Beech
B36TC
Fixed-wing, single engine Groupe Caraibe LLC
Wilmington, Delaware
Standard 2006-10-02 ValidFAA registration status code V: Valid registration. All codes
N6300P Cessna
P210N
Fixed-wing, single engine Schrempp Aviation LLC
Winnemucca, Nevada
Standard 2006-09-27 ValidFAA registration status code V: Valid registration. All codes
N7912Q Cessna
401B
Fixed-wing, multi-engine Individual owner
Arizona
Standard 2006-09-18 ValidFAA registration status code V: Valid registration. All codes
N953DM Cessna
340A
Fixed-wing, multi-engine Mainline Services CO
Wilmington, Delaware
Standard 2006-09-18 ValidFAA registration status code V: Valid registration. All codes
N4387D Piper
PA-46-310P
Fixed-wing, single engine Travel Direct LLC
Montevideo, Minnesota
Standard 2006-09-14 ValidFAA registration status code V: Valid registration. All codes
N6855R Cessna
T210G
Fixed-wing, single engine D & N Holdings INC
Boca Raton, Florida
Standard 2006-09-08 ValidFAA registration status code V: Valid registration. All codes
N340WG Cessna
340
Fixed-wing, multi-engine Co-owned owner
California
Standard 2006-08-14 ValidFAA registration status code V: Valid registration. All codes
N5536L Beech
B36TC
Fixed-wing, single engine Advance Air LLC
Wichita, Kansas
Standard 2006-08-11 ValidFAA registration status code V: Valid registration. All codes
N999KM Cessna
P210N
Fixed-wing, single engine Maule Aviation LLC
Las Vegas, Nevada
Standard 2006-08-03 ValidFAA registration status code V: Valid registration. All codes
N7913Q Cessna
401B
Fixed-wing, multi-engine Co-owned owner
Montana
Standard 2006-08-02 ValidFAA registration status code V: Valid registration. All codes
N310TT Cessna
T310Q
Fixed-wing, multi-engine Triple J Flying INC
Wilmington, Delaware
Standard 2006-07-20 ValidFAA registration status code V: Valid registration. All codes
N8274Q Cessna
TU206F
Fixed-wing, single engine Bravo Delta II LLC
Steamboat Springs, Colorado
Standard 2006-06-28 ValidFAA registration status code V: Valid registration. All codes
N210JW Cessna
T210L
Fixed-wing, single engine T M Holliday INC
Chino Valley, Arizona
Standard 2006-06-23 ValidFAA registration status code V: Valid registration. All codes
N1559U Beech
B36TC
Fixed-wing, single engine Co-owned owner
Texas
Standard 2006-06-19 ValidFAA registration status code V: Valid registration. All codes
N6466N Cessna
T210N
Fixed-wing, single engine Individual owner
Illinois
Standard 2006-06-07 ValidFAA registration status code V: Valid registration. All codes
N4640G Cessna
414
Fixed-wing, multi-engine Individual owner
Georgia
Standard 2006-05-24 ValidFAA registration status code V: Valid registration. All codes
N5130A Cessna
T210N
Fixed-wing, single engine All Florida Aviation INC
West Palm Beach, Florida
Standard 2006-05-11 ValidFAA registration status code V: Valid registration. All codes
N555TY Cessna
340
Fixed-wing, multi-engine Co-owned owner
Texas
Standard 2006-04-20 ValidFAA registration status code V: Valid registration. All codes
N999AJ Beech
B36TC
Fixed-wing, single engine Nedley Aviation LLC
Wilmington, Delaware
Standard 2006-04-19 ValidFAA registration status code V: Valid registration. All codes
N5089C Cessna
T210N
Fixed-wing, single engine 5089C LLC
Fairhope, Alabama
Standard 2006-04-14 ValidFAA registration status code V: Valid registration. All codes
N2059P Beech
58PA
Fixed-wing, multi-engine Niemi Aviation LLC
Glyndon, Minnesota
Standard 2006-04-13 ValidFAA registration status code V: Valid registration. All codes
N72CU Raytheon Aircraft Company
B36TC
Fixed-wing, single engine Individual owner
Colorado
Standard 2006-04-07 ValidFAA registration status code V: Valid registration. All codes
N4768P Cessna
P210N
Fixed-wing, single engine Individual owner
Texas
Standard 2006-03-21 ValidFAA registration status code V: Valid registration. All codes
N5151J Cessna
340
Fixed-wing, multi-engine Halverson Mechanical INC
Ogden, Utah
Standard 2006-03-20 ValidFAA registration status code V: Valid registration. All codes
N69279 Beech
B36TC
Fixed-wing, single engine Alexa Enterprises LLC
Indianapolis, Indiana
Standard 2006-03-10 ValidFAA registration status code V: Valid registration. All codes
N702TC Cessna
T210M
Fixed-wing, single engine Individual owner
Washington
Standard 2006-03-08 ValidFAA registration status code V: Valid registration. All codes
N444KT Cessna
340A
Fixed-wing, multi-engine Hangar G-1 Aviation Partners LLC
Los Olivos, California
Standard 2006-03-03 ValidFAA registration status code V: Valid registration. All codes
N34AD Cessna
421C
Fixed-wing, multi-engine Premiere Aviation INC
Concord, California
Standard 2006-02-28 ValidFAA registration status code V: Valid registration. All codes
N101EE Cessna
TU206G
Fixed-wing, single engine Alaskan Aerial Photography LLC
Anchorage, Alaska
Standard 2006-02-24 ValidFAA registration status code V: Valid registration. All codes
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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.