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
N467PZ Cessna
P210N
Fixed-wing, single engine Airline Training Professionals LLC
Wilmington, Delaware
Standard 2017-06-22 ValidFAA registration status code V: Valid registration. All codes
N761SG Cessna
T210M
Fixed-wing, single engine Individual owner
Texas
Standard 2017-06-22 ValidFAA registration status code V: Valid registration. All codes
N1812Q Cessna
TU206F
Fixed-wing, single engine Liv2Fly LLC
Grand Junction, Colorado
Standard 2017-06-21 ValidFAA registration status code V: Valid registration. All codes
N2153R Beech
B36TC
Fixed-wing, single engine Individual owner
Utah
Standard 2017-06-20 ValidFAA registration status code V: Valid registration. All codes
N5203A Cessna
T210N
Fixed-wing, single engine Gv Air INC
Medford, Oregon
Standard 2017-06-19 ValidFAA registration status code V: Valid registration. All codes
N9876Z Cessna
TU206G
Fixed-wing, single engine Gv Air INC
Medford, Oregon
Standard 2017-06-19 ValidFAA registration status code V: Valid registration. All codes
N1879L Beech
58TC
Fixed-wing, multi-engine N1879L LLC
Missoula, Montana
Standard 2017-06-16 ValidFAA registration status code V: Valid registration. All codes
N921AJ Cessna
421B
Fixed-wing, multi-engine Aerohippo CORP
Franklin Lakes, New Jersey
Standard 2017-06-13 ValidFAA registration status code V: Valid registration. All codes
N500CH Cessna
T310R
Fixed-wing, multi-engine Co-owned owner
California
Standard 2017-06-09 ValidFAA registration status code V: Valid registration. All codes
N732DK Cessna
T210L
Fixed-wing, single engine Individual owner
Oregon
Standard 2017-06-08 ValidFAA registration status code V: Valid registration. All codes
N206TZ Cessna
TU206G
Fixed-wing, single engine Teton Leasing LLC
Polatello, Idaho
Experimental 2017-06-07 ValidFAA registration status code V: Valid registration. All codes
N4304C Cessna
340A
Fixed-wing, multi-engine N4304C LLC
Pawhuskah, Oklahoma
Standard 2017-05-31 ValidFAA registration status code V: Valid registration. All codes
N748MG Cessna
T310Q
Fixed-wing, multi-engine El Paso Aero INC
El Paso, Texas
Standard 2017-05-31 ValidFAA registration status code V: Valid registration. All codes
N413WW Cessna
340
Fixed-wing, multi-engine Individual owner
California
Standard 2017-05-24 ValidFAA registration status code V: Valid registration. All codes
N6020N Cessna
T210M
Fixed-wing, single engine Individual owner
California
Standard 2017-05-24 ValidFAA registration status code V: Valid registration. All codes
N42SM Beech
58P
Fixed-wing, multi-engine Baron South LLC
Dexter, Missouri
Standard 2017-05-23 ValidFAA registration status code V: Valid registration. All codes
N1KP Cessna
T210L
Fixed-wing, single engine Individual owner
Texas
Standard 2017-05-22 ValidFAA registration status code V: Valid registration. All codes
N28JM Cessna
P210N
Fixed-wing, single engine Western Aviation Services LLC
Cheyenne, Wyoming
Standard 2017-05-22 ValidFAA registration status code V: Valid registration. All codes
N684S Cessna
T207
Fixed-wing, single engine Second Wind Aviation CORP
Friday Harbor, Washington
Standard 2017-05-22 ValidFAA registration status code V: Valid registration. All codes
N6RW Cessna
T310Q
Fixed-wing, multi-engine Magee Creek Wings & Things LLC
Rice, Washington
Standard 2017-05-22 ValidFAA registration status code V: Valid registration. All codes
N761DP Cessna
T210M
Fixed-wing, single engine Sunset Cattle CO LLC
Los Banos, California
Standard 2017-05-22 ValidFAA registration status code V: Valid registration. All codes
N6304U Cessna
T210R
Fixed-wing, single engine Hutt Aviation INC
Minden, Nevada
Standard 2017-05-16 ValidFAA registration status code V: Valid registration. All codes
N6447A Cessna
T210N
Fixed-wing, single engine Individual owner
California
Standard 2017-05-16 ValidFAA registration status code V: Valid registration. All codes
N732UH Cessna
T210M
Fixed-wing, single engine Upwind Air LLC
Atoka, Oklahoma
Standard 2017-05-16 ValidFAA registration status code V: Valid registration. All codes
N399CA Beech
B36TC
Fixed-wing, single engine Individual owner
North Carolina
Standard 2017-05-12 ValidFAA registration status code V: Valid registration. All codes
N761TL Cessna
T210M
Fixed-wing, single engine Omni International Services INC
Reno, Nevada
Standard 2017-05-10 ValidFAA registration status code V: Valid registration. All codes
N144DG Green Donald C
LANCAIR IV-P
Fixed-wing, single engine Individual owner
Tennessee
Experimental 2017-05-09 ValidFAA registration status code V: Valid registration. All codes
N761RL Cessna
T210M
Fixed-wing, single engine Co-owned owner
California
Standard 2017-05-08 ValidFAA registration status code V: Valid registration. All codes
N206KD Cessna
TU206G
Fixed-wing, single engine Co-owned owner
Oregon
Standard 2017-05-05 ValidFAA registration status code V: Valid registration. All codes
N6119A Cessna
T210N
Fixed-wing, single engine Individual owner
Indiana
Standard 2017-05-05 ValidFAA registration status code V: Valid registration. All codes
N5391A Cessna
T210N
Fixed-wing, single engine Individual owner
California
Standard 2017-05-04 ValidFAA registration status code V: Valid registration. All codes
N8856K Cessna
340A
Fixed-wing, multi-engine Individual owner
California
Standard 2017-05-04 ValidFAA registration status code V: Valid registration. All codes
N4895Y Cessna
T210N
Fixed-wing, single engine Individual owner
Arkansas
Standard 2017-05-02 ValidFAA registration status code V: Valid registration. All codes
N6316X Cessna
340A
Fixed-wing, multi-engine Co-owned owner
Montana
Standard 2017-05-02 ValidFAA registration status code V: Valid registration. All codes
N8068Q Cessna
414
Fixed-wing, multi-engine Creative Consulting Partners LLC
Fargo, North Dakota
Standard 2017-05-02 ValidFAA registration status code V: Valid registration. All codes
N36TM Beech
A36TC
Fixed-wing, single engine Pendragon LLC
Stuart, Florida
Standard 2017-05-01 ValidFAA registration status code V: Valid registration. All codes
N206GV Cessna
TU206G
Fixed-wing, single engine Sawtooth Flying Service
Mccall, Idaho
Standard 2017-04-27 ValidFAA registration status code V: Valid registration. All codes
N5AM Cessna
414A
Fixed-wing, multi-engine Texas la Flyers LLC
West Monroe, Louisiana
Standard 2017-04-21 ValidFAA registration status code V: Valid registration. All codes
N9923Z Cessna
TU206G
Fixed-wing, single engine Chena River Aviation INC
Fairbanks, Alaska
Multiple 2017-04-21 ValidFAA registration status code V: Valid registration. All codes
N3842Y Beech
A36TC
Fixed-wing, single engine Co-owned owner
Michigan
Standard 2017-04-07 ValidFAA registration status code V: Valid registration. All codes
N607GS Beech
58TC
Fixed-wing, multi-engine Individual owner
Michigan
Standard 2017-04-05 ValidFAA registration status code V: Valid registration. All codes
N6602C Cessna
T210N
Fixed-wing, single engine Individual owner
Colorado
Standard 2017-03-31 ValidFAA registration status code V: Valid registration. All codes
N4668N Cessna
414A
Fixed-wing, multi-engine Sre Holdings LLC
Dewitt, Michigan
Standard 2017-03-30 ValidFAA registration status code V: Valid registration. All codes
N283D Beech
58TC
Fixed-wing, multi-engine Individual owner
Colorado
Standard 2017-03-24 ValidFAA registration status code V: Valid registration. All codes
N22459 Cessna
T210L
Fixed-wing, single engine Hatch Leasing Company LLC
Flagstaff, Arizona
Standard 2017-03-23 ValidFAA registration status code V: Valid registration. All codes
N310JG Cessna
T310R
Fixed-wing, multi-engine Marc INC
Bolton, Mississippi
Standard 2017-03-23 ValidFAA registration status code V: Valid registration. All codes
N6246B Cessna
T210M
Fixed-wing, single engine R L Equipment and Services LLC
Monument, Colorado
Standard 2017-03-20 ValidFAA registration status code V: Valid registration. All codes
N6274A Cessna
T210N
Fixed-wing, single engine A V T210 LLC
Palmdale, California
Standard 2017-03-20 ValidFAA registration status code V: Valid registration. All codes
N9870Y Cessna
T210N
Fixed-wing, single engine Individual owner
Arizona
Standard 2017-03-13 ValidFAA registration status code V: Valid registration. All codes
N6519A Cessna
T210N
Fixed-wing, single engine Co-owned owner
Texas
Standard 2017-03-09 ValidFAA registration status code V: Valid registration. All codes
N3322X Cessna
T310Q
Fixed-wing, multi-engine Co-owned owner
Florida
Standard 2017-03-07 ValidFAA registration status code V: Valid registration. All codes
N9121X Piper
PA-46-310P
Fixed-wing, single engine Carter Associates INC
Burr Oak, Michigan
Standard 2017-03-02 ValidFAA registration status code V: Valid registration. All codes
N125CP Cessna
340
Fixed-wing, multi-engine Individual owner
Oregon
Standard 2017-02-23 ValidFAA registration status code V: Valid registration. All codes
N774RD Cessna
T210L
Fixed-wing, single engine Co-owned owner
Texas
Standard 2017-02-23 ValidFAA registration status code V: Valid registration. All codes
N300CG Cessna
414A
Fixed-wing, multi-engine Aircraft Guaranty CORP Trustee
Oklahoma City, Oklahoma
Standard 2017-02-17 ValidFAA registration status code V: Valid registration. All codes
N213M Cessna
T310R
Fixed-wing, multi-engine Individual owner
Illinois
Standard 2017-02-14 ValidFAA registration status code V: Valid registration. All codes
N594DS Beech
58P
Fixed-wing, multi-engine Jsb Aviation LLC
Harrison, Arkansas
Standard 2017-02-14 ValidFAA registration status code V: Valid registration. All codes
N94148 Cessna
T210L
Fixed-wing, single engine Individual owner
Georgia
Standard 2017-02-14 ValidFAA registration status code V: Valid registration. All codes
N100GF Piper
PA-46-310P
Fixed-wing, single engine Individual owner
Washington
Standard 2017-02-13 ValidFAA registration status code V: Valid registration. All codes
N29188 Cessna
TU206C
Fixed-wing, single engine Rugger Investment Group LLC
Tustin, California
Restricted 2017-02-13 ValidFAA registration status code V: Valid registration. All codes
N6100Y Cessna
T210N
Fixed-wing, single engine Co-owned owner
California
Standard 2017-02-13 ValidFAA registration status code V: Valid registration. All codes
N357MM Piper
PA-46-310P
Fixed-wing, single engine Individual owner
Texas
Standard 2017-02-09 ValidFAA registration status code V: Valid registration. All codes
N2734B Cessna
414A
Fixed-wing, multi-engine Stella Air INC
Wyoming, Pennsylvania
Standard 2017-02-08 ValidFAA registration status code V: Valid registration. All codes
N6914Y Piper
PA-46-310P
Fixed-wing, single engine Airgo US INC
Columbia, Missouri
Standard 2017-02-07 ValidFAA registration status code V: Valid registration. All codes
N369HC Cessna
T210N
Fixed-wing, single engine Cornerstone Mapping INC
Roca, Nebraska
Standard 2017-02-06 ValidFAA registration status code V: Valid registration. All codes
N341BC Cessna
340
Fixed-wing, multi-engine Abeflies LLC
Montvale, New Jersey
Standard 2017-02-03 ValidFAA registration status code V: Valid registration. All codes
N4620Y Cessna
T210N
Fixed-wing, single engine Centurion Travel LLC
Fort Worth, Texas
Standard 2017-02-01 ValidFAA registration status code V: Valid registration. All codes
N6419X Cessna
TU206G
Fixed-wing, single engine Individual owner
Minnesota
Standard 2017-01-31 ValidFAA registration status code V: Valid registration. All codes
N711YL Cessna
340A
Fixed-wing, multi-engine Co-owned owner
Tennessee
Standard 2017-01-31 ValidFAA registration status code V: Valid registration. All codes
N6731Z Beech
58P
Fixed-wing, multi-engine Jerry Slough Aviation LLC
Bakersfield, California
Standard 2017-01-26 ValidFAA registration status code V: Valid registration. All codes
N134RR Beech
D-45 (T-34B)
Fixed-wing, single engine Individual owner
California
Standard 2017-01-25 ValidFAA registration status code V: Valid registration. All codes
N6585X Beech
B36TC
Fixed-wing, single engine Northbay Consulting LLC
Bellevue, Washington
Standard 2017-01-25 ValidFAA registration status code V: Valid registration. All codes
N5134C Cessna
414A
Fixed-wing, multi-engine Ezrydr LLC
Huntsville, Alabama
Standard 2017-01-24 ValidFAA registration status code V: Valid registration. All codes
N9133V Piper
PA-46-310P
Fixed-wing, single engine Plane Fun INC Tr Trustee
Snellville, Georgia
Standard 2017-01-23 ValidFAA registration status code V: Valid registration. All codes
N30777 Cessna
T210L
Fixed-wing, single engine Individual owner
Texas
Standard 2017-01-19 ValidFAA registration status code V: Valid registration. All codes
N5314X Cessna
TU206G
Fixed-wing, single engine Moody Bible Institute of Chicago
Spokane, Washington
Standard 2017-01-18 ValidFAA registration status code V: Valid registration. All codes
N5ZT Cessna
414
Fixed-wing, multi-engine Allen Airplane LLC
Durango, Colorado
Standard 2017-01-18 ValidFAA registration status code V: Valid registration. All codes
N3075X Beech
B36TC
Fixed-wing, single engine Orthoredlands Leasing LLC
Redlands, California
Standard 2017-01-17 ValidFAA registration status code V: Valid registration. All codes
N10XE Cessna
340
Fixed-wing, multi-engine Individual owner
Louisiana
Standard 2017-01-13 ValidFAA registration status code V: Valid registration. All codes
N606BC Beech
A36TC
Fixed-wing, single engine Bell Camp INC
Lubbock, Texas
Standard 2017-01-12 ValidFAA registration status code V: Valid registration. All codes
N414RK Cessna
414A
Fixed-wing, multi-engine Asp Aviation LLC
Macon, Georgia
Standard 2017-01-10 ValidFAA registration status code V: Valid registration. All codes
N5555S Cessna
P210N
Fixed-wing, single engine Sky West Aviation INC Trustee
Albuquerque, New Mexico
Standard 2017-01-10 ValidFAA registration status code V: Valid registration. All codes
N232AS Cessna
T310R
Fixed-wing, multi-engine Guggenair LLC
Carbondale, Colorado
Standard 2017-01-09 ValidFAA registration status code V: Valid registration. All codes
N448J Beech
V35
Fixed-wing, single engine Individual owner
Texas
Standard 2017-01-05 ValidFAA registration status code V: Valid registration. All codes
N6927B Cessna
T210M
Fixed-wing, single engine Kryptonite Industries LLC
Golden, Colorado
Standard 2017-01-05 ValidFAA registration status code V: Valid registration. All codes
N210VB Cessna
T210N
Fixed-wing, single engine Co-owned owner
California
Standard 2017-01-04 ValidFAA registration status code V: Valid registration. All codes
N325RP Cessna
P210R
Fixed-wing, single engine N325Rp CORP
Willow Spring, North Carolina
Standard 2016-12-30 ValidFAA registration status code V: Valid registration. All codes
N327BW Cessna
T210L
Fixed-wing, single engine Cessna N327Bw LLC
Telluride, Colorado
Standard 2016-12-22 ValidFAA registration status code V: Valid registration. All codes
N43ME Cessna
P210N
Fixed-wing, single engine Individual owner
Texas
Standard 2016-12-14 ValidFAA registration status code V: Valid registration. All codes
N1905B Cessna
414A
Fixed-wing, multi-engine 605 Aviation LLC
Aberdeen, South Dakota
Standard 2016-12-12 ValidFAA registration status code V: Valid registration. All codes
N876R Cessna
T210M
Fixed-wing, single engine 76R Holdings LLC
Rockport, Texas
Standard 2016-12-12 ValidFAA registration status code V: Valid registration. All codes
N62AU Beech
A36TC
Fixed-wing, single engine Individual owner
Texas
Standard 2016-12-08 ValidFAA registration status code V: Valid registration. All codes
N5688C Cessna
414A
Fixed-wing, multi-engine 5688C LLC
Glendale, Arizona
Standard 2016-12-02 ValidFAA registration status code V: Valid registration. All codes
N77DE Piper
PA-46-310P
Fixed-wing, single engine Co-owned owner
California
Standard 2016-12-01 ValidFAA registration status code V: Valid registration. All codes
N6870M Cessna
T210M
Fixed-wing, single engine Applied Science Services CORP
Woodland Hills, California
Standard 2016-11-29 ValidFAA registration status code V: Valid registration. All codes
N8183M Cessna
T210M
Fixed-wing, single engine Co-owned owner
Wyoming
Standard 2016-11-29 ValidFAA registration status code V: Valid registration. All codes
N9861Y Cessna
T210N
Fixed-wing, single engine Richard I Bennett LLC
San Jose, California
Standard 2016-11-29 ValidFAA registration status code V: Valid registration. All codes
N340FM Cessna
340A
Fixed-wing, multi-engine Individual owner
Iowa
Standard 2016-11-28 ValidFAA registration status code V: Valid registration. All codes
N68JW Cessna
340A
Fixed-wing, multi-engine Bobcat Aviation LLC
South Hutchinson, Kansas
Standard 2016-11-16 ValidFAA registration status code V: Valid registration. All codes
N98747 Cessna
340A
Fixed-wing, multi-engine American Skyways INC
Corning, New York
Standard 2016-11-16 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.