Lycoming AEIO-320 series
74 aircraft on the U.S. register carry a Lycoming AEIO-320 series engine, rated at about 160 horsepower. The Bellanca 8 Decathlon and Scout is the model most often fitted with it (37 aircraft). The aircraft carrying it were built between 1947 and 2019.
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 Lycoming AEIO-320 series (2 codes). FAA spellings: AEIO-320 SER · AEIO-320 SER.
Fitted to model families
Bellanca 8 Decathlon and Scout37Bellanca 7 Citabria9Piper PA-18 Super Cub3Aerotek PITTS S-2A2Piper PA-28 Cherokee, Warrior, Archer and Arrow2Baechler W F / Budge P R VANS RV-61Barbee Michael C EXPERMINTAL RV-61Barron C E Jr ACRO SPORT II1Baugher Harold E HATZ CB-11Bede BD-41Bucker-Jungman 1311Bush Stephen Robert RV-41
Bellanca 8 Decathlon and Scout · Bellanca 7 Citabria · Piper PA-18 Super Cub · Aerotek PITTS S-2A · Piper PA-28 Cherokee, Warrior, Archer and Arrow · Baechler W F / Budge P R VANS RV-6 · Barbee Michael C EXPERMINTAL RV-6 · Barron C E Jr ACRO SPORT II · Baugher Harold E HATZ CB-1 · Bede BD-4
Where they are owner's state
Texas10Florida9California5Wisconsin3Washington3North Carolina3Illinois3Arizona3Tennessee2South Dakota2
Kind of aircraft
Piston singles74 (100%)
When the aircraft were built by decade
What the FAA has certified, ordered and been told about the Lycoming AEIO-320 series the component layer
The design is held under 1 type certificate (1E12, held by Lycoming Engines). The FAA has issued 26 airworthiness directives (orders that owners must comply with) that name this engine series.
FAA orders 26 airworthiness directives · newest first
2026-04-082026-04-11 · Engine (Reciprocating) · engine
2024-12-052024-21-02 · Engine (Reciprocating) · engine
2022-08-152022-16-03 · Engine (RECIPROCATING) · engine
2017-08-152017-16-11 · Reciprocating Engine Power Section · engine
2015-11-032015-19-07 · Fuel injector fuel lines · engine
2012-02-242012-03-06 · Fuel servo diaphragm · engine
Certificates and bulletins
1E12Type certificate held by Lycoming Engines · 32 models listed · revised April 4, 2018
Safety bulletins 7 · advice, not orders
2019-05-02NE-19-08 · Reciprocating Engine Cylinder Section - Lycoming Engines Parallel Valve Cylinders
2016-05-13NE-08-32R1 · Propeller Governor Idler Gear Shaft Set Screw
2014-03-24NE-14-13 · Reciprocating Engine - Cylinder Mounting Studs
2008-09-10NE-06-32R1 · Reciprocating Engine - Crankshaft
2008-07-03NE-08-32 · Propeller Governor Set Screw
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
- Bellanca 8 Decathlon and Scout 37 with this engine series
- Bellanca 7 Citabria 9 with this engine series
- Piper PA-18 Super Cub 3 with this engine series
- Aerotek PITTS S-2A 2 with this engine series
- Piper PA-28 Cherokee, Warrior, Archer and Arrow 2 with this engine series
- Bucker-Jungman 131 1 with this engine series
- Cessna 150 1 with this engine series
- Cessna 172 Skyhawk 1 with this engine series
Where they are
- Texas 10 of these aircraft
- Florida 9 of these aircraft
- California 5 of these aircraft
- Wisconsin 3 of these aircraft
- Washington 3 of these aircraft
Biggest operators
- Warbird Adventures INC 1 of these aircraft
- Scaled Composites LLC 1 of these aircraft
Airworthiness
- FAA orders naming the Lycoming AEIO-320 series 26 airworthiness directives
Analytics
These connections as data: /graph/engine/lycoming-aeio-320-series.json · about the eFlight graph.
Aircraft newest certificates first · 74
| Tail no. | Maker and model | Group | Owner and base | Certificate | Registered | Status |
|---|---|---|---|---|---|---|
| N916DB | Baugher Harold E HATZ CB-1 |
Fixed-wing, single engine | Jj & Sons Aviation Services LLC Tampa, Florida |
Experimental | 2026-04-14 | ValidFAA registration status code V: Valid registration. All codes |
| N5069U | Bellanca 8KCAB |
Fixed-wing, single engine | Goff Bayou LLC Shelby, Mississippi |
Standard | 2026-02-05 | ValidFAA registration status code V: Valid registration. All codes |
| N2503Z | Bellanca 7KCAB |
Fixed-wing, single engine | Aviation Financial CORP Torrance, California |
Standard | 2026-01-26 | ValidFAA registration status code V: Valid registration. All codes |
| N299PK | Whitaker George Watson RV-4 |
Fixed-wing, single engine | Withheld at owner's request | Experimental | 2025-12-12 | ValidFAA registration status code V: Valid registration. All codes |
| N5028G | Bellanca 8KCAB |
Fixed-wing, single engine | Individual owner Nevada |
Standard | 2025-11-20 | ValidFAA registration status code V: Valid registration. All codes |
| N5046B | Bellanca 8KCAB |
Fixed-wing, single engine | Individual owner New Jersey |
Standard | 2025-11-07 | ValidFAA registration status code V: Valid registration. All codes |
| N4184Y | Bellanca 7KCAB |
Fixed-wing, single engine | Individual owner Idaho |
Standard | 2025-10-28 | ValidFAA registration status code V: Valid registration. All codes |
| N1051E | Bellanca 7KCAB |
Fixed-wing, single engine | Individual owner Missouri |
Standard | 2025-08-16 | ValidFAA registration status code V: Valid registration. All codes |
| N21WZ | Bush Stephen Robert RV-4 |
Fixed-wing, single engine | Individual owner Colorado |
Experimental | 2025-04-08 | ValidFAA registration status code V: Valid registration. All codes |
| N3584Z | Piper PA-18 |
Fixed-wing, single engine | Wildman Air LLC Mckinney, Texas |
Multiple | 2025-01-20 | ValidFAA registration status code V: Valid registration. All codes |
| N4040E | Piper PA-18-150 |
Fixed-wing, single engine | Wildman Air LLC Mckinney, Texas |
Restricted | 2025-01-20 | ValidFAA registration status code V: Valid registration. All codes |
| N29742 | Bellanca 8KCAB |
Fixed-wing, single engine | Individual owner Illinois |
Standard | 2024-09-28 | ValidFAA registration status code V: Valid registration. All codes |
| N863WL | Lawson William RV-3 |
Fixed-wing, single engine | Stadjuhar Eric J Omaha, Nebraska |
Experimental | 2024-04-27 | ValidFAA registration status code V: Valid registration. All codes |
| N5030G | Bellanca 8KCAB |
Fixed-wing, single engine | Individual owner Michigan |
Standard | 2024-01-21 | ValidFAA registration status code V: Valid registration. All codes |
| N5068G | Bellanca 8KCAB |
Fixed-wing, single engine | Scaled Composites LLC Mojave, California |
Standard | 2024-01-12 | ValidFAA registration status code V: Valid registration. All codes |
| N38312 | Piper PA-28-140 |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2023-12-27 | ValidFAA registration status code V: Valid registration. All codes |
| N2979C | Bellanca 8KCAB |
Fixed-wing, single engine | Enchanted Aircraft LLC Santa Fe, New Mexico |
Standard | 2023-12-06 | ValidFAA registration status code V: Valid registration. All codes |
| N48MB | Barbee Michael C EXPERMINTAL RV-6 |
Fixed-wing, single engine | Individual owner North Carolina |
Experimental | 2023-04-25 | ValidFAA registration status code V: Valid registration. All codes |
| N55067 | Bellanca 8KCAB |
Fixed-wing, single engine | Individual owner Iowa |
Standard | 2023-03-27 | ValidFAA registration status code V: Valid registration. All codes |
| N5038E | Bellanca 8KCAB |
Fixed-wing, single engine | Individual owner South Dakota |
Standard | 2023-01-23 | ValidFAA registration status code V: Valid registration. All codes |
| N333JS | Bellanca 7KCAB |
Fixed-wing, single engine | Warbird Adventures INC Ocoee, Florida |
Standard | 2022-10-12 | ValidFAA registration status code V: Valid registration. All codes |
| N53984 | Bellanca 7KCAB |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2022-08-25 | ValidFAA registration status code V: Valid registration. All codes |
| N55065 | Bellanca 8KCAB |
Fixed-wing, single engine | Individual owner Puerto Rico |
Standard | 2022-07-20 | ValidFAA registration status code V: Valid registration. All codes |
| N5048G | Bellanca 8KCAB |
Fixed-wing, single engine | Chappell Flying Service LLC Oshkosh, Wisconsin |
Standard | 2022-06-10 | ValidFAA registration status code V: Valid registration. All codes |
| N5039G | Bellanca 8KCAB |
Fixed-wing, single engine | Phronesis LLC Tucson, Arizona |
Standard | 2022-02-14 | ValidFAA registration status code V: Valid registration. All codes |
| N7906S | Bellanca 8KCAB |
Fixed-wing, single engine | Individual owner Arizona |
Standard | 2021-09-22 | ValidFAA registration status code V: Valid registration. All codes |
| N50451 | Bellanca 8KCAB |
Fixed-wing, single engine | Bottomland Enterprises LLC Fabens, Texas |
Standard | 2021-09-16 | ValidFAA registration status code V: Valid registration. All codes |
| N999SP | Bellanca 8KCAB |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2021-08-10 | ValidFAA registration status code V: Valid registration. All codes |
| N53785 | Bellanca 7KCAB |
Fixed-wing, single engine | Fox Business Advisors LLC Mesa, Arizona |
Standard | 2021-07-28 | ValidFAA registration status code V: Valid registration. All codes |
| N580J | Bellanca 8KCAB |
Fixed-wing, single engine | Individual owner Louisiana |
Standard | 2021-04-27 | ValidFAA registration status code V: Valid registration. All codes |
| N515H | Dofka Martin Iii RV-4 |
Fixed-wing, single engine | Individual owner New York |
Experimental | 2020-11-03 | ValidFAA registration status code V: Valid registration. All codes |
| N2997G | Pitts SPECIAL |
Fixed-wing, single engine | Co-owned owner Indiana |
Experimental | 2020-08-18 | ValidFAA registration status code V: Valid registration. All codes |
| N89JK | King James M SKYBOLT |
Fixed-wing, single engine | Individual owner Florida |
Experimental | 2020-06-23 | ValidFAA registration status code V: Valid registration. All codes |
| N4YH | Chesley Robert E LANCAIR 320 |
Fixed-wing, single engine | Individual owner California |
Experimental | 2020-06-17 | ValidFAA registration status code V: Valid registration. All codes |
| N50436 | Bellanca 8KCAB |
Fixed-wing, single engine | Individual owner Arkansas |
Standard | 2020-06-03 | ValidFAA registration status code V: Valid registration. All codes |
| N5048T | Bellanca 8KCAB |
Fixed-wing, single engine | Individual owner Minnesota |
Standard | 2020-05-12 | ValidFAA registration status code V: Valid registration. All codes |
| N32068 | Piper PA-28-151 |
Fixed-wing, single engine | Individual owner Washington |
Standard | 2019-07-31 | ValidFAA registration status code V: Valid registration. All codes |
| N5051W | Bellanca 8KCAB |
Fixed-wing, single engine | Fox Two LLC Camino, California |
Standard | 2019-07-12 | ValidFAA registration status code V: Valid registration. All codes |
| N2574Z | Bellanca 8KCAB |
Fixed-wing, single engine | Keegan Ace LLC Tampa, Florida |
Standard | 2018-12-04 | ValidFAA registration status code V: Valid registration. All codes |
| N8ET | Bellanca 8KCAB |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2018-10-31 | ValidFAA registration status code V: Valid registration. All codes |
| N5032F | Bellanca 8KCAB |
Fixed-wing, single engine | Individual owner Illinois |
Standard | 2018-09-12 | ValidFAA registration status code V: Valid registration. All codes |
| N99141 | Cessna 172P |
Fixed-wing, single engine | Airgo INC Centralia, Illinois |
Standard | 2018-05-04 | ValidFAA registration status code V: Valid registration. All codes |
| N2JU | Upton J W GLASTAR |
Fixed-wing, single engine | Glastar LLC Ponte Vedra Beach, Florida |
Experimental | 2018-04-17 | ValidFAA registration status code V: Valid registration. All codes |
| N669U | Aerotek PITTS S-2A |
Fixed-wing, single engine | Shartle Austin W Fredericksburg, Pennsylvania |
Standard | 2018-04-17 | ValidFAA registration status code V: Valid registration. All codes |
| N55034 | Bellanca 8KCAB |
Fixed-wing, single engine | Osceola Aerosport LLC Osceola, Wisconsin |
Standard | 2018-03-29 | ValidFAA registration status code V: Valid registration. All codes |
| N7685S | Bellanca 7KCAB |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2017-10-17 | ValidFAA registration status code V: Valid registration. All codes |
| N25TD | Robert L Borger LITTLE TOOT SPORT BI |
Fixed-wing, single engine | Individual owner Texas |
Experimental | 2017-07-14 | ValidFAA registration status code V: Valid registration. All codes |
| N50CL | Bellanca 8KCAB |
Fixed-wing, single engine | Individual owner Nevada |
Standard | 2017-06-29 | ValidFAA registration status code V: Valid registration. All codes |
| N5034V | Bellanca 8KCAB |
Fixed-wing, single engine | Individual owner South Dakota |
Standard | 2017-06-23 | ValidFAA registration status code V: Valid registration. All codes |
| N53726 | Bellanca 7KCAB |
Fixed-wing, single engine | Individual owner Wisconsin |
Standard | 2016-07-15 | ValidFAA registration status code V: Valid registration. All codes |
| N5049C | Bellanca 8KCAB |
Fixed-wing, single engine | Innovative Design and Manufacturing LLC Johnson City, Tennessee |
Standard | 2015-11-09 | ValidFAA registration status code V: Valid registration. All codes |
| N131FH | Bucker-Jungman 131 |
Fixed-wing, single engine | Individual owner Washington |
Experimental | 2015-08-20 | ValidFAA registration status code V: Valid registration. All codes |
| N2663Z | Bellanca 8KCAB |
Fixed-wing, single engine | Individual owner Colorado |
Standard | 2015-06-05 | ValidFAA registration status code V: Valid registration. All codes |
| N5503A | Bellanca 8KCAB |
Fixed-wing, single engine | Co-owned owner Alabama |
Standard | 2015-03-20 | ValidFAA registration status code V: Valid registration. All codes |
| N594AM | Bellanca 8KCAB |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2013-10-17 | ValidFAA registration status code V: Valid registration. All codes |
| N7AK | Baechler W F / Budge P R VANS RV-6 |
Fixed-wing, single engine | Individual owner Minnesota |
Experimental | 2013-09-06 | ValidFAA registration status code V: Valid registration. All codes |
| N5039N | Bellanca 8KCAB |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2012-10-25 | ValidFAA registration status code V: Valid registration. All codes |
| N141CC | Carpenter Clifton A RV 4 |
Fixed-wing, single engine | Individual owner Washington |
Experimental | 2012-10-24 | ValidFAA registration status code V: Valid registration. All codes |
| N5070U | Bellanca 8KCAB |
Fixed-wing, single engine | Individual owner New York |
Standard | 2012-03-15 | ValidFAA registration status code V: Valid registration. All codes |
| N53078 | Aerotek PITTS S-2A |
Fixed-wing, single engine | Individual owner Florida |
Standard | 2010-10-20 | ValidFAA registration status code V: Valid registration. All codes |
| N5025P | Bellanca 8KCAB |
Fixed-wing, single engine | Individual owner Oregon |
Standard | 2010-04-14 | ValidFAA registration status code V: Valid registration. All codes |
| N9062D | Piper PA-18 |
Fixed-wing, single engine | Individual owner Alaska |
Standard | 2010-02-26 | ValidFAA registration status code V: Valid registration. All codes |
| N223GL | Bellanca 7KCAB |
Fixed-wing, single engine | Individual owner New Jersey |
Standard | 2009-08-17 | ValidFAA registration status code V: Valid registration. All codes |
| N55KL | Barron C E Jr ACRO SPORT II |
Fixed-wing, single engine | Individual owner Georgia |
Experimental | 2008-11-17 | ValidFAA registration status code V: Valid registration. All codes |
| N50259 | Bellanca 8KCAB |
Fixed-wing, single engine | Individual owner Texas |
Standard | 2005-05-19 | ValidFAA registration status code V: Valid registration. All codes |
| N19007 | Thomas Dennis J RV-4 |
Fixed-wing, single engine | Individual owner North Carolina |
Experimental | 2004-05-18 | ValidFAA registration status code V: Valid registration. All codes |
| N50854 | Cessna 150J |
Fixed-wing, single engine | Individual owner South Carolina |
Standard | 2004-03-01 | ValidFAA registration status code V: Valid registration. All codes |
| N3203M | Piper PA-12 |
Fixed-wing, single engine | Individual owner Alaska |
Multiple | 2003-10-03 | ValidFAA registration status code V: Valid registration. All codes |
| N156BD | Bede BD-4 |
Fixed-wing, single engine | Individual owner Montana |
Experimental | 2000-11-07 | ValidFAA registration status code V: Valid registration. All codes |
| N5048A | Bellanca 8KCAB |
Fixed-wing, single engine | Individual owner Tennessee |
Standard | 1995-04-04 | ValidFAA registration status code V: Valid registration. All codes |
| N5031N | Bellanca 8KCAB |
Fixed-wing, single engine | Co-owned owner District of Columbia |
Standard | 1994-08-23 | ValidFAA registration status code V: Valid registration. All codes |
| N5035N | Bellanca 8KCAB |
Fixed-wing, single engine | Cp Aviation INC Santa Paula, California |
Standard | 1991-03-29 | ValidFAA registration status code V: Valid registration. All codes |
| N104TM | Martin Luther C RV-4 |
Fixed-wing, single engine | Individual owner North Carolina |
Experimental | PendingFAA registration status code R: Registration pending. All codes | |
| N50389 | Bellanca 8KCAB |
Fixed-wing, single engine | Individual owner Florida |
Standard | Sale reportedFAA registration status code 7. 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.