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
N360NE Beech
A36TC
Fixed-wing, single engine Goldrivet
Stateline, Nevada
Standard 2020-06-22 ValidFAA registration status code V: Valid registration. All codes
N756FU Cessna
TU206G
Fixed-wing, single engine Elyria Airport Partnership
Jensen Beach, Florida
Restricted 2020-06-19 ValidFAA registration status code V: Valid registration. All codes
N568HB Cessna
T210M
Fixed-wing, single engine Individual owner
Idaho
Standard 2020-06-16 ValidFAA registration status code V: Valid registration. All codes
N340FJ Cessna
340A
Fixed-wing, multi-engine Individual owner
Arizona
Standard 2020-06-15 ValidFAA registration status code V: Valid registration. All codes
N58TK Beech
58TC
Fixed-wing, multi-engine Twa Partners LLC
Billings, Montana
Standard 2020-06-15 ValidFAA registration status code V: Valid registration. All codes
N732WF Cessna
T210M
Fixed-wing, single engine Westairnetwork LLC
Kalispell, Montana
Standard 2020-06-15 ValidFAA registration status code V: Valid registration. All codes
N37AA Cessna
T210N
Fixed-wing, single engine Marine Industries Unlimited INC
Stuart, Florida
Standard 2020-06-12 ValidFAA registration status code V: Valid registration. All codes
N688SP Cessna
402B
Fixed-wing, multi-engine Individual owner
Florida
Standard 2020-06-12 ValidFAA registration status code V: Valid registration. All codes
N1003A Cessna
P210N
Fixed-wing, single engine Oakshire Aviation LLC
Yakima, Washington
Standard 2020-06-08 ValidFAA registration status code V: Valid registration. All codes
N111NM Piper
PA-46-310P
Fixed-wing, single engine Hineman Land & Cattle INC
Scott City, Kansas
Standard 2020-06-03 ValidFAA registration status code V: Valid registration. All codes
N922MA Cessna
TU206F
Fixed-wing, single engine Teton Leasing LLC
Pocatello, Idaho
Standard 2020-06-03 ValidFAA registration status code V: Valid registration. All codes
N36PK Raytheon Aircraft Company
B36TC
Fixed-wing, single engine Co-owned owner
California
Standard 2020-06-02 ValidFAA registration status code V: Valid registration. All codes
N45KP Cessna
401B
Fixed-wing, multi-engine Individual owner
Oklahoma
Standard 2020-05-27 ValidFAA registration status code V: Valid registration. All codes
N6506V Cessna
T210M
Fixed-wing, single engine Harper Dreams LLC
New Smyrna Beach, Florida
Standard 2020-05-21 ValidFAA registration status code V: Valid registration. All codes
N41NR Cessna
340A
Fixed-wing, multi-engine Individual owner
California
Standard 2020-05-20 ValidFAA registration status code V: Valid registration. All codes
N594BV Cessna
340A
Fixed-wing, multi-engine Jmak CORP
Seymour, Tennessee
Standard 2020-05-20 ValidFAA registration status code V: Valid registration. All codes
N582TA Beech
58P
Fixed-wing, multi-engine Individual owner
California
Standard 2020-05-18 ValidFAA registration status code V: Valid registration. All codes
N9281Y Piper
PA-46-310P
Fixed-wing, single engine Co-owned owner
Montana
Standard 2020-05-18 ValidFAA registration status code V: Valid registration. All codes
N14JD Cessna
340
Fixed-wing, multi-engine C340-340 LLC
Pinckney, Michigan
Standard 2020-05-15 ValidFAA registration status code V: Valid registration. All codes
N414AF Cessna
414
Fixed-wing, multi-engine Sano Aviation CORP
Lewes, Delaware
Standard 2020-05-15 ValidFAA registration status code V: Valid registration. All codes
N8134Q Cessna
414
Fixed-wing, multi-engine Paul Morrill Excavating INC
Newcastle, California
Standard 2020-05-14 ValidFAA registration status code V: Valid registration. All codes
N210SN Cessna
P210N
Fixed-wing, single engine Individual owner
Louisiana
Standard 2020-05-11 ValidFAA registration status code V: Valid registration. All codes
N6229C Cessna
T210N
Fixed-wing, single engine Co-owned owner
California
Standard 2020-05-11 ValidFAA registration status code V: Valid registration. All codes
N415RA Cessna
421B
Fixed-wing, multi-engine Individual owner
Maryland
Standard 2020-05-07 ValidFAA registration status code V: Valid registration. All codes
N86AW Cessna
414A
Fixed-wing, multi-engine Mohave County Sheriff'S Office
Kingman, Arizona
Standard 2020-05-07 ValidFAA registration status code V: Valid registration. All codes
N224MH Cessna
P210N
Fixed-wing, single engine Individual owner
California
Standard 2020-05-06 ValidFAA registration status code V: Valid registration. All codes
N757CA Cessna
T310Q
Fixed-wing, multi-engine Co-owned owner
Arkansas
Standard 2020-05-06 ValidFAA registration status code V: Valid registration. All codes
N5275V Cessna
T210L
Fixed-wing, single engine Viatrans LLC
Pryor, Oklahoma
Standard 2020-05-05 ValidFAA registration status code V: Valid registration. All codes
N512TW Cessna
T210N
Fixed-wing, single engine Delaware Aircraft Trust LLC Trustee
New Castle, Delaware
Standard 2020-05-04 ValidFAA registration status code V: Valid registration. All codes
N23HB Cessna
T210M
Fixed-wing, single engine Hotel Bravo Aviation LLC
Houston, Texas
Standard 2020-04-30 ValidFAA registration status code V: Valid registration. All codes
N456BR Cessna
P210N
Fixed-wing, single engine Pressurized LLC
Sequim, Washington
Standard 2020-04-30 ValidFAA registration status code V: Valid registration. All codes
N22650 Cessna
T210L
Fixed-wing, single engine Individual owner
Utah
Standard 2020-04-29 ValidFAA registration status code V: Valid registration. All codes
N3279N Cessna
T210L
Fixed-wing, single engine Individual owner
Texas
Standard 2020-04-28 ValidFAA registration status code V: Valid registration. All codes
N305PF Mooney Aircraft Corp.
M20K
Fixed-wing, single engine Quick Climb LLC
Battle Creek, Michigan
Standard 2020-04-27 ValidFAA registration status code V: Valid registration. All codes
N78BC Beech
B36TC
Fixed-wing, single engine Individual owner
Texas
Standard 2020-04-27 ValidFAA registration status code V: Valid registration. All codes
N414ST Cessna
414
Fixed-wing, multi-engine Individual owner
Idaho
Standard 2020-04-24 ValidFAA registration status code V: Valid registration. All codes
N1494C Cessna
T210N
Fixed-wing, single engine Co-owned owner
California
Standard 2020-04-23 ValidFAA registration status code V: Valid registration. All codes
N1615X Cessna
T210L
Fixed-wing, single engine Bvi Aviation LLC
Wilmington, Delaware
Standard 2020-04-23 ValidFAA registration status code V: Valid registration. All codes
N4372L Piper
PA-46-310P
Fixed-wing, single engine Co-owned owner
Texas
Standard 2020-04-23 ValidFAA registration status code V: Valid registration. All codes
N414GR Cessna
414A
Fixed-wing, multi-engine Huron Mountain LLC
Grand Rapids, Michigan
Standard 2020-04-22 ValidFAA registration status code V: Valid registration. All codes
N632S Beech
A36TC
Fixed-wing, single engine Individual owner
New York
Standard 2020-04-21 ValidFAA registration status code V: Valid registration. All codes
N65093 Cessna
T210M
Fixed-wing, single engine Individual owner
Montana
Standard 2020-04-20 ValidFAA registration status code V: Valid registration. All codes
N555RY Cessna
T210M
Fixed-wing, single engine A-1 Windshield INC
Rexburg, Idaho
Standard 2020-04-16 ValidFAA registration status code V: Valid registration. All codes
N3684Y Beech
58P
Fixed-wing, multi-engine Bluebird Holdings LLC
Morris, Minnesota
Standard 2020-04-15 ValidFAA registration status code V: Valid registration. All codes
N156A Beech
58TC
Fixed-wing, multi-engine Skymook Aviation LLC
Beaver Falls, Pennsylvania
Standard 2020-04-14 ValidFAA registration status code V: Valid registration. All codes
N8091Q Cessna
402B
Fixed-wing, multi-engine Khag Aviation INC
Woodbridge, New Jersey
Standard 2020-04-14 ValidFAA registration status code V: Valid registration. All codes
N761QA Cessna
T210M
Fixed-wing, single engine Co-owned owner
California
Standard 2020-04-09 ValidFAA registration status code V: Valid registration. All codes
N222DK Mooney Aircraft Corp.
M20K
Fixed-wing, single engine Individual owner
Georgia
Standard 2020-04-08 ValidFAA registration status code V: Valid registration. All codes
N2RX Cessna
P210N
Fixed-wing, single engine Jbs Enterprises LLC
Hamilton, Montana
Standard 2020-04-08 ValidFAA registration status code V: Valid registration. All codes
N732YK Cessna
T210M
Fixed-wing, single engine Individual owner
Texas
Standard 2020-04-06 ValidFAA registration status code V: Valid registration. All codes
N9528Y Cessna
T210N
Fixed-wing, single engine Individual owner
Arizona
Standard 2020-04-06 ValidFAA registration status code V: Valid registration. All codes
N49ST Cessna
T210N
Fixed-wing, single engine Individual owner
Washington
Standard 2020-04-02 ValidFAA registration status code V: Valid registration. All codes
N189F Raytheon Aircraft Company
B36TC
Fixed-wing, single engine Teag Leasing LLC
Edmonds, Washington
Standard 2020-03-31 ValidFAA registration status code V: Valid registration. All codes
N5369Y Cessna
T210N
Fixed-wing, single engine Individual owner
Texas
Standard 2020-03-31 ValidFAA registration status code V: Valid registration. All codes
N206CT Cessna
TU206G
Fixed-wing, single engine Co-owned owner
Alaska
Standard 2020-03-25 ValidFAA registration status code V: Valid registration. All codes
N6526M Cessna
T210M
Fixed-wing, single engine Individual owner
Oregon
Standard 2020-03-25 ValidFAA registration status code V: Valid registration. All codes
N5182J Cessna
340A
Fixed-wing, multi-engine Emery & Associates INC
Orangeville, Pennsylvania
Special flight permit 2020-03-24 ValidFAA registration status code V: Valid registration. All codes
N1600X Cessna
T210L
Fixed-wing, single engine Ld&B LLC
Show Low, Arizona
Standard 2020-03-19 ValidFAA registration status code V: Valid registration. All codes
N202SW Cessna
414A
Fixed-wing, multi-engine Mar Jar LLC
Gilmer, Texas
Standard 2020-03-17 ValidFAA registration status code V: Valid registration. All codes
N59041 Cessna
T210L
Fixed-wing, single engine Edwards Aviation & Consulting LLC
Broken Arrow, Oklahoma
Standard 2020-03-12 ValidFAA registration status code V: Valid registration. All codes
N4845C Cessna
T210N
Fixed-wing, single engine Individual owner
Washington
Standard 2020-03-11 ValidFAA registration status code V: Valid registration. All codes
N1995G Cessna
414
Fixed-wing, multi-engine Individual owner
Texas
Standard 2020-03-05 ValidFAA registration status code V: Valid registration. All codes
N4747K Cessna
P210N
Fixed-wing, single engine Individual owner
Washington
Standard 2020-03-02 ValidFAA registration status code V: Valid registration. All codes
N60E Cessna
340A
Fixed-wing, multi-engine Dawson Aircraft INC
Clinton, Arkansas
Standard 2020-03-02 ValidFAA registration status code V: Valid registration. All codes
N1141X Cessna
414A
Fixed-wing, multi-engine Chancellor Aviation LLC
Billings, Montana
Standard 2020-02-28 ValidFAA registration status code V: Valid registration. All codes
N93362 Cessna
T210L
Fixed-wing, single engine Co-owned owner
Oregon
Standard 2020-02-27 ValidFAA registration status code V: Valid registration. All codes
N6491B Cessna
T210M
Fixed-wing, single engine Individual owner
Montana
Standard 2020-02-24 ValidFAA registration status code V: Valid registration. All codes
N4922Y Cessna
T210N
Fixed-wing, single engine Howey Aviation LLC
Woodhaven, Michigan
Standard 2020-02-20 ValidFAA registration status code V: Valid registration. All codes
N210MP Cessna
T210N
Fixed-wing, single engine Individual owner
California
Standard 2020-02-19 ValidFAA registration status code V: Valid registration. All codes
N8292M Cessna
T210K
Fixed-wing, single engine Aircraft Guaranty CORP Trustee
Oklahoma City, Oklahoma
Standard 2020-02-19 ValidFAA registration status code V: Valid registration. All codes
N2619G Cessna
414A
Fixed-wing, multi-engine Dodson International Parts INC
Rantoul, Kansas
Standard 2020-02-14 ValidFAA registration status code V: Valid registration. All codes
N340RP Cessna
340A
Fixed-wing, multi-engine Individual owner
New Jersey
Standard 2020-02-13 ValidFAA registration status code V: Valid registration. All codes
N150CF Cessna
340A
Fixed-wing, multi-engine Individual owner
Illinois
Standard 2020-02-12 ValidFAA registration status code V: Valid registration. All codes
N5522T Beech
58TC
Fixed-wing, multi-engine Beechcraft Heritage Museum INC
Tullahoma, Tennessee
Standard 2020-02-12 ValidFAA registration status code V: Valid registration. All codes
N501KP Beech
58P
Fixed-wing, multi-engine Individual owner
Texas
Standard 2020-02-11 ValidFAA registration status code V: Valid registration. All codes
N2696H Cessna
340A
Fixed-wing, multi-engine Sunwest Aviation INC
Santa Ynez, California
Standard 2020-01-30 ValidFAA registration status code V: Valid registration. All codes
N414WR Cessna
414A
Fixed-wing, multi-engine Individual owner
Texas
Standard 2020-01-30 ValidFAA registration status code V: Valid registration. All codes
N731QG Cessna
P210N
Fixed-wing, single engine Individual owner
Nevada
Standard 2020-01-30 ValidFAA registration status code V: Valid registration. All codes
N152BT Cessna
P210N
Fixed-wing, single engine Coho Aviation LLC
Hillsboro, Oregon
Standard 2020-01-29 ValidFAA registration status code V: Valid registration. All codes
N38040 Beech
A36TC
Fixed-wing, single engine Individual owner
Arizona
Standard 2020-01-29 ValidFAA registration status code V: Valid registration. All codes
N5405A Cessna
P210R
Fixed-wing, single engine N5405A LLC
Beverly Hills, California
Standard 2020-01-28 ValidFAA registration status code V: Valid registration. All codes
N93129 Cessna
T210L
Fixed-wing, single engine Klca INC
Warsaw, Indiana
Standard 2020-01-28 ValidFAA registration status code V: Valid registration. All codes
N4959C Cessna
T210N
Fixed-wing, single engine Doll House Properties INC
Chesapeake, Virginia
Standard 2020-01-27 ValidFAA registration status code V: Valid registration. All codes
N82TR Cessna
414
Fixed-wing, multi-engine Executive Autopilots DBA
Sacramento, California
Standard 2020-01-24 ValidFAA registration status code V: Valid registration. All codes
N595XX Beech
58P
Fixed-wing, multi-engine Individual owner
Utah
Standard 2020-01-23 ValidFAA registration status code V: Valid registration. All codes
N7711G Cessna
P210N
Fixed-wing, single engine Trans Meridian LLC
Fort Myers Beach, Florida
Standard 2020-01-23 ValidFAA registration status code V: Valid registration. All codes
N886KH Cessna
T210M
Fixed-wing, single engine Lexi Air LLC
Boise, Idaho
Standard 2020-01-21 ValidFAA registration status code V: Valid registration. All codes
N310MG Cessna
T310R
Fixed-wing, multi-engine Individual owner
California
Standard 2020-01-16 ValidFAA registration status code V: Valid registration. All codes
N341MT Cessna
340A
Fixed-wing, multi-engine I2I Logistics LLC
Wheeling, Illinois
Standard 2020-01-16 ValidFAA registration status code V: Valid registration. All codes
N414DL Cessna
414
Fixed-wing, multi-engine Individual owner
Florida
Standard 2020-01-16 ValidFAA registration status code V: Valid registration. All codes
N761GY Cessna
T210M
Fixed-wing, single engine Off We Go LLC
Fort Collins, Colorado
Standard 2020-01-15 ValidFAA registration status code V: Valid registration. All codes
N731JX Cessna
P210N
Fixed-wing, single engine Individual owner
Arizona
Standard 2020-01-14 ValidFAA registration status code V: Valid registration. All codes
N2046S Cessna
T210L
Fixed-wing, single engine Yankee Clipper LLC
Dayton, Ohio
Standard 2020-01-13 ValidFAA registration status code V: Valid registration. All codes
N4032C Cessna
T310R
Fixed-wing, multi-engine Krs Aerial INC
Galloway, Ohio
Standard 2020-01-13 ValidFAA registration status code V: Valid registration. All codes
N8506Q Cessna
TU206F
Fixed-wing, single engine Individual owner
Kansas
Standard 2020-01-13 ValidFAA registration status code V: Valid registration. All codes
N121CB Cessna
340A
Fixed-wing, multi-engine Co-owned owner
California
Standard 2020-01-10 ValidFAA registration status code V: Valid registration. All codes
N4566M Beech
58P
Fixed-wing, multi-engine Individual owner
Texas
Standard 2020-01-09 ValidFAA registration status code V: Valid registration. All codes
N7222L Beech
58P
Fixed-wing, multi-engine Individual owner
Nevada
Standard 2020-01-09 ValidFAA registration status code V: Valid registration. All codes
N7600N Cessna
TU206G
Fixed-wing, single engine Individual owner
Oregon
Standard 2020-01-09 ValidFAA registration status code V: Valid registration. All codes
N428A Piper
PA-46-310P
Fixed-wing, single engine Jetpropmontana LLC
Cameron, Montana
Standard 2020-01-08 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.