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
N608FD Cessna
T210N
Fixed-wing, single engine Mjd Yuma Enterprises LLC
Yuma, Arizona
Standard 2011-10-13 ValidFAA registration status code V: Valid registration. All codes
N414LL Cessna
414A
Fixed-wing, multi-engine Ab Monterrey Aircraft LLC - Trustee
San Antonio, Texas
Standard 2011-10-11 ValidFAA registration status code V: Valid registration. All codes
N9098U Piper
PA-46-310P
Fixed-wing, single engine Global T & e INC
Mcallen, Texas
Standard 2011-10-05 ValidFAA registration status code V: Valid registration. All codes
N411AB Cessna
414A
Fixed-wing, multi-engine American Time Machine LLC
Edmond, Oklahoma
Standard 2011-09-30 ValidFAA registration status code V: Valid registration. All codes
N761HC Cessna
T210M
Fixed-wing, single engine Individual owner
Texas
Standard 2011-09-16 ValidFAA registration status code V: Valid registration. All codes
N553SW Cessna
414A
Fixed-wing, multi-engine Heritage Air LLC
Grove, Oklahoma
Standard 2011-09-14 ValidFAA registration status code V: Valid registration. All codes
N2480S Cessna
T210L
Fixed-wing, single engine Aircraft Guaranty CORP Trustee
Oklahoma City, Oklahoma
Standard 2011-08-30 ValidFAA registration status code V: Valid registration. All codes
N740CA Cessna
402C
Fixed-wing, multi-engine Hyannis Air Service INC
Hyannis, Massachusetts
Standard 2011-08-29 ValidFAA registration status code V: Valid registration. All codes
N6277Z Cessna
TU206G
Fixed-wing, single engine Aircraft Guaranty CORP Trustee
Oklahoma City, Oklahoma
Standard 2011-08-12 ValidFAA registration status code V: Valid registration. All codes
N6815T Cessna
414A
Fixed-wing, multi-engine L A Flyers LLC
Monticello, Arkansas
Standard 2011-08-11 ValidFAA registration status code V: Valid registration. All codes
N533AC Cessna
414A
Fixed-wing, multi-engine East Tennessee Aviation Services LLC
Harrison, Tennessee
Standard 2011-08-10 ValidFAA registration status code V: Valid registration. All codes
N732HR Cessna
TU206G
Fixed-wing, single engine Individual owner
California
Standard 2011-08-02 ValidFAA registration status code V: Valid registration. All codes
N9922Y Cessna
T210N
Fixed-wing, single engine Infinite Wings LLC
Henderson, Nevada
Standard 2011-07-28 ValidFAA registration status code V: Valid registration. All codes
N385CA Cessna
402C
Fixed-wing, multi-engine Hyannis Air Service INC
Hyannis, Massachusetts
Standard 2011-07-25 ValidFAA registration status code V: Valid registration. All codes
N810BW Cessna
402C
Fixed-wing, multi-engine Hyannis Air Service INC
Hyannis, Massachusetts
Standard 2011-07-25 ValidFAA registration status code V: Valid registration. All codes
N2642S Cessna
T210L
Fixed-wing, single engine Individual owner
California
Standard 2011-07-19 ValidFAA registration status code V: Valid registration. All codes
N444RW Cessna
T210N
Fixed-wing, single engine Individual owner
Virginia
Standard 2011-07-06 ValidFAA registration status code V: Valid registration. All codes
N59049 Cessna
T210L
Fixed-wing, single engine Scarry David Charles
San Luis Obispo, California
Standard 2011-06-30 ValidFAA registration status code V: Valid registration. All codes
N816GH Cessna
T310R
Fixed-wing, multi-engine Individual owner
Massachusetts
Standard 2011-06-30 ValidFAA registration status code V: Valid registration. All codes
N4537Q Cessna
402B
Fixed-wing, multi-engine Instant Security Service INC
Wilmington, Delaware
Standard 2011-06-23 ValidFAA registration status code V: Valid registration. All codes
N5386A Cessna
T210N
Fixed-wing, single engine Triplett and Adams Transport Partnership LLC
New Concord, Ohio
Standard 2011-06-20 ValidFAA registration status code V: Valid registration. All codes
N210BG Cessna
P210N
Fixed-wing, single engine Individual owner
Washington
Standard 2011-06-16 ValidFAA registration status code V: Valid registration. All codes
N321JR Beech
B36TC
Fixed-wing, single engine Academy Aviation Services LLC
Cedar Park, Texas
Standard 2011-06-16 ValidFAA registration status code V: Valid registration. All codes
N4758K Cessna
P210N
Fixed-wing, single engine Individual owner
New Jersey
Standard 2011-06-16 ValidFAA registration status code V: Valid registration. All codes
N41EG Beech
58TC
Fixed-wing, multi-engine Sal Aviation INC
Wilmington, Delaware
Standard 2011-06-15 ValidFAA registration status code V: Valid registration. All codes
N6295Y Cessna
T210N
Fixed-wing, single engine Skydoc LLC
Mokena, Illinois
Standard 2011-06-14 ValidFAA registration status code V: Valid registration. All codes
N4783K Cessna
P210N
Fixed-wing, single engine Individual owner
Colorado
Standard 2011-06-10 ValidFAA registration status code V: Valid registration. All codes
N313GB Cessna
T210M
Fixed-wing, single engine Individual owner
Missouri
Standard 2011-05-26 ValidFAA registration status code V: Valid registration. All codes
N5251C Cessna
T310R
Fixed-wing, multi-engine Co-owned owner
California
Standard 2011-05-25 ValidFAA registration status code V: Valid registration. All codes
N4797U Cessna
TU206G
Fixed-wing, single engine Individual owner
California
Standard 2011-05-24 ValidFAA registration status code V: Valid registration. All codes
N761SH Cessna
T210M
Fixed-wing, single engine Js Flying Services LLC
Reno, Nevada
Standard 2011-05-24 ValidFAA registration status code V: Valid registration. All codes
N8853K Cessna
414A
Fixed-wing, multi-engine 8853K LLC
New Bedford, Massachusetts
Standard 2011-05-24 ValidFAA registration status code V: Valid registration. All codes
N36MN Beech
A36TC
Fixed-wing, single engine Kad Enterprises LLC
Everett, Washington
Standard 2011-05-17 ValidFAA registration status code V: Valid registration. All codes
N3936G Cessna
340A
Fixed-wing, multi-engine Co-owned owner
Oregon
Standard 2011-05-10 ValidFAA registration status code V: Valid registration. All codes
N78BB Cessna
T310R
Fixed-wing, multi-engine Individual owner
Illinois
Standard 2011-05-06 ValidFAA registration status code V: Valid registration. All codes
N2055Q Cessna
TU206F
Fixed-wing, single engine Individual owner
Idaho
Standard 2011-04-30 ValidFAA registration status code V: Valid registration. All codes
N5156Q Cessna
T210L
Fixed-wing, single engine N5156Q INC
Elmhurst, Illinois
Standard 2011-04-30 ValidFAA registration status code V: Valid registration. All codes
N1858P Beech
58P
Fixed-wing, multi-engine Baron N1858P LLC
Fresno, California
Standard 2011-04-29 ValidFAA registration status code V: Valid registration. All codes
N9862F Cessna
340
Fixed-wing, multi-engine X7 Ranch INC
Merino, Colorado
Restricted 2011-04-27 ValidFAA registration status code V: Valid registration. All codes
N157SG Cessna
340
Fixed-wing, multi-engine Richland Aviation INC
Sidney, Montana
Standard 2011-04-16 ValidFAA registration status code V: Valid registration. All codes
N2641P Cessna
T310R
Fixed-wing, multi-engine Individual owner
Arizona
Standard 2011-04-14 ValidFAA registration status code V: Valid registration. All codes
N5439C Cessna
T210N
Fixed-wing, single engine Individual owner
Texas
Standard 2011-03-30 ValidFAA registration status code V: Valid registration. All codes
N2718Y Cessna
402C
Fixed-wing, multi-engine Richland Aviation INC
Sidney, Montana
Standard 2011-03-21 ValidFAA registration status code V: Valid registration. All codes
N6839Y Cessna
402C
Fixed-wing, multi-engine Richland Aviation INC
Sidney, Montana
Standard 2011-03-21 ValidFAA registration status code V: Valid registration. All codes
N8FB Cessna
402B
Fixed-wing, multi-engine Richland Aviation INC
Sidney, Montana
Standard 2011-03-21 ValidFAA registration status code V: Valid registration. All codes
N731NC Cessna
P210N
Fixed-wing, single engine Individual owner
Washington
Standard 2011-03-18 ValidFAA registration status code V: Valid registration. All codes
N44HR Cessna
T210M
Fixed-wing, single engine Cardinal Aviation Services LLC
Castle Rock, Colorado
Standard 2011-03-04 ValidFAA registration status code V: Valid registration. All codes
N2275C Cessna
T303
Fixed-wing, multi-engine Crusader Medical Consulting LLC
Boonville, Indiana
Standard 2011-02-17 ValidFAA registration status code V: Valid registration. All codes
N5432J Cessna
340A
Fixed-wing, multi-engine Southampton Wing LLC
Southampton, New York
Standard 2011-02-14 ValidFAA registration status code V: Valid registration. All codes
N133PC Cessna
340A
Fixed-wing, multi-engine Gilco Distributors
Santa Rosa, California
Standard 2011-02-08 ValidFAA registration status code V: Valid registration. All codes
N414TM Cessna
414
Fixed-wing, multi-engine Individual owner
California
Standard 2011-02-04 ValidFAA registration status code V: Valid registration. All codes
N340ME Cessna
340A
Fixed-wing, multi-engine 58Gp Wing LLC
Wilmington, Delaware
Standard 2011-01-27 ValidFAA registration status code V: Valid registration. All codes
N488SJ Cessna
414
Fixed-wing, multi-engine Deans Casing Service INC
Holdenville, Oklahoma
Standard 2011-01-21 ValidFAA registration status code V: Valid registration. All codes
N210BH Cessna
T210L
Fixed-wing, single engine Glenn Wade CORP
Tucson, Arizona
Standard 2011-01-05 ValidFAA registration status code V: Valid registration. All codes
N67224 Beech
B36TC
Fixed-wing, single engine Vx INC
Burbank, California
Standard 2011-01-05 ValidFAA registration status code V: Valid registration. All codes
N3473G Cessna
T310R
Fixed-wing, multi-engine Individual owner
Georgia
Standard 2010-12-29 ValidFAA registration status code V: Valid registration. All codes
N499CA Cessna
402C
Fixed-wing, multi-engine Hyannis Air Service INC
Hyannis, Massachusetts
Standard 2010-12-28 ValidFAA registration status code V: Valid registration. All codes
N414PA Cessna
414A
Fixed-wing, multi-engine Pafford Emergency Medical Services INC
Ruston, Louisiana
Standard 2010-12-21 ValidFAA registration status code V: Valid registration. All codes
N761XY Cessna
T210M
Fixed-wing, single engine Individual owner
California
Standard 2010-12-07 ValidFAA registration status code V: Valid registration. All codes
N761EW Cessna
T210M
Fixed-wing, single engine International Air Services INC Trustee
Carson City, Nevada
Standard 2010-12-02 ValidFAA registration status code V: Valid registration. All codes
N1203G Cessna
414
Fixed-wing, multi-engine Western Pilot Service INC
Phoenix, Arizona
Standard 2010-11-16 ValidFAA registration status code V: Valid registration. All codes
N290CA Cessna
402C
Fixed-wing, multi-engine Hyannis Air Service INC
Hyannis, Massachusetts
Standard 2010-11-16 ValidFAA registration status code V: Valid registration. All codes
N414AR Cessna
414
Fixed-wing, multi-engine Flight Med LLC
Cumming, Georgia
Standard 2010-11-09 ValidFAA registration status code V: Valid registration. All codes
N999JL Cessna
414
Fixed-wing, multi-engine Flying Swan LLC
Ashland, New Hampshire
Standard 2010-11-02 ValidFAA registration status code V: Valid registration. All codes
N4594C Cessna
T210N
Fixed-wing, single engine St Johns Aviation LLC
Saint Johns, Michigan
Standard 2010-11-01 ValidFAA registration status code V: Valid registration. All codes
N303PB Cessna
T303
Fixed-wing, multi-engine Plane Fun INC Tr Trustee
Snellville, Georgia
Standard 2010-10-26 ValidFAA registration status code V: Valid registration. All codes
N26PM Cessna
T210M
Fixed-wing, single engine Hill Capital Leasing LLC
Scottsdale, Arizona
Standard 2010-10-06 ValidFAA registration status code V: Valid registration. All codes
N2676B Cessna
340A
Fixed-wing, multi-engine Kero Jet Corporation
Montgomery, Texas
Standard 2010-09-15 ValidFAA registration status code V: Valid registration. All codes
N6517A Cessna
T210N
Fixed-wing, single engine Peterson Holding CO
San Leandro, California
Standard 2010-09-10 ValidFAA registration status code V: Valid registration. All codes
N777E Beech
58P
Fixed-wing, multi-engine Individual owner
Texas
Standard 2010-09-09 ValidFAA registration status code V: Valid registration. All codes
N222UW Beech
A36TC
Fixed-wing, single engine Flyin In Style LLC
Greenwood, Mississippi
Standard 2010-08-31 ValidFAA registration status code V: Valid registration. All codes
N210JD Cessna
T210M
Fixed-wing, single engine Individual owner
Texas
Standard 2010-08-17 ValidFAA registration status code V: Valid registration. All codes
N6303B Cessna
T210M
Fixed-wing, single engine Upper Valley Aero LLC
Hanover, New Hampshire
Standard 2010-08-13 ValidFAA registration status code V: Valid registration. All codes
N79RC Cessna
T210N
Fixed-wing, single engine Bach II LLC
Lafayette, Louisiana
Standard 2010-08-12 ValidFAA registration status code V: Valid registration. All codes
N171BC Cessna
T210N
Fixed-wing, single engine R Wesley Aviation LLC
Chandler, Arizona
Standard 2010-08-05 ValidFAA registration status code V: Valid registration. All codes
N4366Z Piper
PA-46-310P
Fixed-wing, single engine Ese Aviation LLC
Houston, Texas
Standard 2010-08-04 ValidFAA registration status code V: Valid registration. All codes
N710TD Cessna
T210L
Fixed-wing, single engine Individual owner
Texas
Standard 2010-07-29 ValidFAA registration status code V: Valid registration. All codes
N85AM Cessna
414
Fixed-wing, multi-engine Individual owner
Nevada
Standard 2010-07-26 ValidFAA registration status code V: Valid registration. All codes
N310BU Piper
PA-46-310P
Fixed-wing, single engine Tar Heel Aviation INC
Bonita Springs, Florida
Standard 2010-07-20 ValidFAA registration status code V: Valid registration. All codes
N213JP Piper
PA-46-310P
Fixed-wing, single engine Educators Aviation LLC
Wilmington, Delaware
Standard 2010-07-19 ValidFAA registration status code V: Valid registration. All codes
N2080J Cessna
T188C
Fixed-wing, single engine Individual owner
Texas
Restricted 2010-07-06 ValidFAA registration status code V: Valid registration. All codes
N4326C Cessna
340A
Fixed-wing, multi-engine Seven Echo Whiskey CORP
Wilmington, Delaware
Standard 2010-07-02 ValidFAA registration status code V: Valid registration. All codes
N59EM Piper
PA-46-310P
Fixed-wing, single engine Individual owner
North Dakota
Standard 2010-06-29 ValidFAA registration status code V: Valid registration. All codes
N542EB Cessna
T210N
Fixed-wing, single engine Co-owned owner
Ohio
Standard 2010-06-23 ValidFAA registration status code V: Valid registration. All codes
N310CE Cessna
T310Q
Fixed-wing, multi-engine Individual owner
Nevada
Standard 2010-06-22 ValidFAA registration status code V: Valid registration. All codes
N4810Y Cessna
T210N
Fixed-wing, single engine International Air Services INC Trustee
Carson City, Nevada
Standard 2010-06-17 ValidFAA registration status code V: Valid registration. All codes
N340RH Cessna
340
Fixed-wing, multi-engine My Toy Box INC
Debary, Florida
Standard 2010-06-16 ValidFAA registration status code V: Valid registration. All codes
N7022G Cessna
340A
Fixed-wing, multi-engine Samarth Aviation LLC
Yuma, Arizona
Standard 2010-06-16 ValidFAA registration status code V: Valid registration. All codes
N761KV Cessna
T210M
Fixed-wing, single engine Diamond X Aviation LLC
Johnson City, Texas
Standard 2010-06-10 ValidFAA registration status code V: Valid registration. All codes
N5105Y Cessna
T210N
Fixed-wing, single engine Individual owner
Minnesota
Standard 2010-06-04 ValidFAA registration status code V: Valid registration. All codes
N5362A Cessna
T210N
Fixed-wing, single engine Individual owner
Wyoming
Standard 2010-06-02 ValidFAA registration status code V: Valid registration. All codes
N310JN Cessna
T310R
Fixed-wing, multi-engine Austin Baumgarten INC
Tomah, Wisconsin
Standard 2010-05-26 ValidFAA registration status code V: Valid registration. All codes
N125BM Cessna
T210M
Fixed-wing, single engine Baron Transporation Services LLC
Destrehan, Louisiana
Standard 2010-05-21 ValidFAA registration status code V: Valid registration. All codes
N8424W Cessna
T210N
Fixed-wing, single engine Extra Equipment INC
Stuart, Florida
Standard 2010-05-13 ValidFAA registration status code V: Valid registration. All codes
N6155Y Cessna
T210N
Fixed-wing, single engine Al & Zal CORP
Wilmington, Delaware
Standard 2010-05-04 ValidFAA registration status code V: Valid registration. All codes
N66529 Beech
A36TC
Fixed-wing, single engine Individual owner
Oregon
Standard 2010-04-27 ValidFAA registration status code V: Valid registration. All codes
N252S Cessna
340A
Fixed-wing, multi-engine Lone Peak Air LLC
Gillette, Wyoming
Standard 2010-04-13 ValidFAA registration status code V: Valid registration. All codes
N444S Beech
58P
Fixed-wing, multi-engine Rr&D LP
Fayetteville, North Carolina
Standard 2010-04-09 ValidFAA registration status code V: Valid registration. All codes
N508TC Cessna
T210N
Fixed-wing, single engine Individual owner
Texas
Standard 2010-04-05 ValidFAA registration status code V: Valid registration. All codes
N4159T Cessna
320D
Fixed-wing, multi-engine Individual owner
California
Standard 2010-04-01 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.