Engines · piston (reciprocating) · data as of October 5, 2026

Continental IO-346 series

131 aircraft on the U.S. register carry a Continental IO-346 series engine, rated at about 165 horsepower. The Beechcraft A23 is the model most often fitted with it (126 aircraft). The aircraft carrying it were built between 1962 and 1980.

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 IO-346 series. FAA spelling: IO-346 SERIES.

Fitted to model families

Beechcraft A23126Aeronca S151Beechcraft 231Beechcraft F33 Bonanza1Chard Arthur B VAN RV-61W.B.C. Flying Club Inc. FLYBABY-1A1

Beechcraft A23 · Aeronca S15 · Beechcraft 23 · Beechcraft F33 Bonanza · Chard Arthur B VAN RV-6 · W.B.C. Flying Club Inc. FLYBABY-1A

Where they are owner's state

Texas14Florida13Michigan8Oklahoma6North Carolina6Illinois6Pennsylvania5California5Washington4Tennessee4

Kind of aircraft

Piston singles131 (100%)

When the aircraft were built by decade

What the FAA has certified, ordered and been told about the Continental IO-346 series the component layer

No FAA order in the current files names this engine series. Operators and repair shops have filed 22 failure reports with the FAA since 1995, 16 of them in the last ten years.

Failure reports 22 since · what operators and shops told the FAA

Parts most often reported as the reports name them

Angle1Bearing1Blade1Bracket1Bulkhead1Coil1Crankshaft1Cylinder1Cylinder Head1Duct1

Latest reports

2010-08-14Crankshaft: failed

2007-03-15Hinge Bracket: cracked

2003-07-15Cylinder Head: separated

2002-11-22Rod: worn

2002-11-22Washer: unapproved part

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

Beechcraft A23 126 with this engine series
Aeronca S15 1 with this engine series
Beechcraft 23 1 with this engine series
Beechcraft F33 Bonanza 1 with this engine series

Where they are

Texas 14 of these aircraft
Florida 13 of these aircraft
Michigan 8 of these aircraft
Oklahoma 6 of these aircraft
North Carolina 6 of these aircraft

Airworthiness

Failure reports on the Continental IO-346 series 22 reports since 1995

Analytics

These connections as data: /graph/engine/continental-io-346-series.json · about the eFlight graph.

Aircraft newest certificates first · 131

Tail no.	Maker and model	Group	Owner and base	Certificate	Registered	Status
N1402L	Beech A23	Fixed-wing, single engine	Co-owned owner Nevada	Standard	2026-08-29	Valid
N1481L	Beech A23	Fixed-wing, single engine	Osceola Aviation Services INC Lake City, Florida	Standard	2026-06-13	Valid
N1492L	Beech A23	Fixed-wing, single engine	Individual owner Illinois	Standard	2026-05-27	Valid
N3514R	Beech A23	Fixed-wing, single engine	Individual owner Missouri	Standard	2026-03-31	Valid
N1450L	Beech A23	Fixed-wing, single engine	Byrd Aviation LLC Marshfield, Missouri	Standard	2026-01-08	Valid
N8862M	Beech A23	Fixed-wing, single engine	Chavers Investments LLC Cantonment, Florida	Standard	2026-01-03	Valid
N1409L	Beech A23	Fixed-wing, single engine	Musketeer Flying Club LLC Plano, Texas	Standard	2025-10-30	Valid
N2331W	Beech A23A	Fixed-wing, single engine	Empire Contractors Shelby, Michigan	Standard	2025-10-15	Valid
N23SZ	Beech A23A	Fixed-wing, single engine	Individual owner Florida	Standard	2025-09-16	Valid
N5787V	Beech A23A	Fixed-wing, single engine	Individual owner Connecticut	Standard	2025-08-15	Valid
N3583R	Beech A23	Fixed-wing, single engine	Individual owner Pennsylvania	Standard	2025-07-02	Valid
N8859M	Beech A23	Fixed-wing, single engine	Co-owned owner Connecticut	Standard	2025-07-02	Valid
N1466L	Beech A23	Fixed-wing, single engine	Individual owner Oregon	Standard	2025-04-28	Valid
N613AW	Beech A23A	Fixed-wing, single engine	Co-owned owner Florida	Standard	2025-04-22	Valid
N8887M	Beech A23	Fixed-wing, single engine	Tcb Aviation INC Knoxville, Tennessee	Standard	2025-03-18	Valid
N1471L	Beech A23	Fixed-wing, single engine	Individual owner Virginia	Standard	2024-12-18	Valid
N8890M	Beech A23	Fixed-wing, single engine	Individual owner Tennessee	Standard	2024-11-13	Valid
N3549R	Beech A23	Fixed-wing, single engine	Co-owned owner Nebraska	Standard	2024-11-06	Valid
N2307W	Beech A23A	Fixed-wing, single engine	Individual owner Illinois	Standard	2024-10-10	Valid
N8880M	Beech A23	Fixed-wing, single engine	Av8R Hub INC Jacksonville, Florida	Standard	2024-08-27	Valid
N4799J	Beech A23A	Fixed-wing, single engine	Individual owner Texas	Standard	2024-07-31	Valid
N2372Z	Beech 23	Fixed-wing, single engine	Individual owner Washington	Standard	2024-07-21	Valid
N1000J	Beech A23A	Fixed-wing, single engine	Eagle Mountain Aviation INC Owasso, Oklahoma	Standard	2024-05-14	Valid
N6939Q	Beech A23A	Fixed-wing, single engine	Individual owner California	Standard	2024-05-12	Valid
N4760J	Beech A23A	Fixed-wing, single engine	Individual owner Pennsylvania	Standard	2024-02-27	Valid
N8894M	Beech A23	Fixed-wing, single engine	Individual owner Florida	Standard	2024-01-16	Valid
N1462L	Beech A23	Fixed-wing, single engine	Co-owned owner Texas	Standard	2023-12-01	Valid
N8885M	Beech A23	Fixed-wing, single engine	Individual owner Georgia	Standard	2023-11-29	Valid
N3530R	Beech A23	Fixed-wing, single engine	Individual owner Florida	Standard	2023-11-11	Valid
N3684Q	Beech A23A	Fixed-wing, single engine	Individual owner New Hampshire	Standard	2023-11-02	Valid
N2321W	Beech A23A	Fixed-wing, single engine	Barre Fly Aviation LLC Bryan, Texas	Standard	2023-10-25	Valid
N3658Q	Beech A23A	Fixed-wing, single engine	Individual owner Texas	Standard	2023-09-26	Valid
N8889M	Beech A23	Fixed-wing, single engine	Individual owner Alabama	Standard	2023-09-25	Valid
N8863M	Beech A23	Fixed-wing, single engine	Individual owner Florida	Standard	2023-08-12	Valid
N1468L	Beech A23	Fixed-wing, single engine	Ch Repairs LLC Statesboro, Georgia	Standard	2023-08-01	Valid
N1498L	Beech A23	Fixed-wing, single engine	Individual owner Georgia	Standard	2023-06-21	Valid
N2358W	Beech A23A	Fixed-wing, single engine	Individual owner Arkansas	Standard	2023-06-20	Valid
N3524R	Beech A23	Fixed-wing, single engine	Co-owned owner Colorado	Standard	2023-06-14	Valid
N2346W	Beech A23A	Fixed-wing, single engine	Individual owner North Carolina	Standard	2023-06-07	Valid
N1487L	Beech A23	Fixed-wing, single engine	Individual owner Alaska	Standard	2023-05-18	Valid
N4702J	Beech A23A	Fixed-wing, single engine	Individual owner Minnesota	Standard	2023-04-18	Valid
N3527R	Beech A23	Fixed-wing, single engine	Divine Designs Home INC Manorville, New York	Standard	2023-03-16	Valid
N1436L	Beech A23	Fixed-wing, single engine	Individual owner Idaho	Standard	2023-03-04	Valid
N1477L	Beech A23	Fixed-wing, single engine	Individual owner Arizona	Standard	2023-02-01	Valid
N2333W	Beech A23A	Fixed-wing, single engine	Village of Choudrant Choudrant, Louisiana	Standard	2023-02-01	Valid
N236AW	Beech A23A	Fixed-wing, single engine	Individual owner Illinois	Standard	2022-12-23	Valid
N1475L	Beech A23	Fixed-wing, single engine	2328 Charlie Victor LLC Richmond, Kentucky	Standard	2022-08-15	Valid
N16TH	Beech A23A	Fixed-wing, single engine	Individual owner Florida	Standard	2022-07-14	Valid
N3570P	Beech A23	Fixed-wing, single engine	Individual owner Florida	Standard	2022-07-13	Valid
N1431L	Beech A23	Fixed-wing, single engine	Jke Family Fun Entertainment INC Searcy, Arkansas	Standard	2022-03-23	Valid
N4701J	Beech A23A	Fixed-wing, single engine	Elevate Aerial Photography LLC Nampa, Idaho	Standard	2022-02-25	Valid
N3507R	Beech A23	Fixed-wing, single engine	Individual owner Oregon	Standard	2022-02-10	Valid
N3544R	Beech A23	Fixed-wing, single engine	Individual owner Washington	Standard	2022-01-20	Valid
N8775M	Beech A23	Fixed-wing, single engine	Rio Aviation LLC Wilmington, Delaware	Standard	2022-01-10	Valid
N2341W	Beech A23A	Fixed-wing, single engine	Individual owner Oregon	Standard	2022-01-07	Valid
N8879M	Beech A23	Fixed-wing, single engine	N8879M LLC Lakeview, North Carolina	Standard	2021-12-13	Valid
N4797J	Beech A23A	Fixed-wing, single engine	Individual owner Louisiana	Standard	2021-11-04	Valid
N7995L	Beech A23A	Fixed-wing, single engine	Individual owner Kansas	Standard	2021-06-24	Valid
N1426L	Beech A23	Fixed-wing, single engine	Individual owner Texas	Standard	2021-05-24	Valid
N4708J	Beech A23A	Fixed-wing, single engine	Individual owner California	Standard	2021-05-04	Valid
N8780M	Beech A23	Fixed-wing, single engine	Individual owner North Carolina	Standard	2021-03-04	Valid
N8792M	Beech A23	Fixed-wing, single engine	Individual owner Florida	Standard	2020-10-17	Valid
N3571R	Beech A23	Fixed-wing, single engine	Individual owner California	Standard	2020-08-03	Valid
N2306W	Beech A23A	Fixed-wing, single engine	Individual owner Washington	Standard	2020-07-27	Valid
N2335W	Beech A23A	Fixed-wing, single engine	Individual owner Idaho	Standard	2020-07-20	Valid
N2351W	Beech A23A	Fixed-wing, single engine	Individual owner Oklahoma	Standard	2020-06-19	Valid
N2352W	Beech A23A	Fixed-wing, single engine	Alligator Air Transport LLC Fort Lauderdale, Florida	Standard	2020-06-19	Valid
N7937L	Beech A23A	Fixed-wing, single engine	Individual owner Alaska	Standard	2020-05-13	Valid
N3519R	Beech A23	Fixed-wing, single engine	Co-owned owner Texas	Standard	2020-01-03	Valid
N6900Q	Beech A23A	Fixed-wing, single engine	Bailey Brad R Madill, Oklahoma	Standard	2019-10-29	Valid
N1478L	Beech A23	Fixed-wing, single engine	Individual owner Pennsylvania	Standard	2019-08-20	Valid
N7963L	Beech A23A	Fixed-wing, single engine	Individual owner Wisconsin	Standard	2019-03-28	Valid
N6928Q	Beech A23A	Fixed-wing, single engine	Individual owner Virginia	Standard	2019-02-14	Valid
N3554R	Beech A23	Fixed-wing, single engine	3554R LLC Shickley, Nebraska	Standard	2018-12-19	Valid
N1441L	Beech A23	Fixed-wing, single engine	Individual owner Missouri	Standard	2018-07-30	Valid
N1432L	Beech A23	Fixed-wing, single engine	Individual owner Kansas	Standard	2018-03-27	Valid
N1226H	Aeronca S15AC	Fixed-wing, single engine	Individual owner Alaska	Standard	2017-12-19	Valid
N1470L	Beech A23	Fixed-wing, single engine	Individual owner Texas	Standard	2017-10-31	Valid
N2330W	Beech A23A	Fixed-wing, single engine	Individual owner Oregon	Standard	2017-04-20	Valid
N3613Q	Beech A23A	Fixed-wing, single engine	Individual owner Michigan	Standard	2016-12-05	Valid
N2308W	Beech A23A	Fixed-wing, single engine	Individual owner Texas	Standard	2016-08-16	Valid
N8773M	Beech A23	Fixed-wing, single engine	Individual owner Oklahoma	Standard	2016-01-29	Valid
N6942Q	Beech A23A	Fixed-wing, single engine	Individual owner Washington	Standard	2015-07-29	Valid
N3526R	Beech A23	Fixed-wing, single engine	Individual owner Oklahoma	Standard	2015-07-06	Valid
N1434L	Beech A23	Fixed-wing, single engine	Individual owner Kansas	Standard	2015-06-23	Valid
N722F	Beech A23A	Fixed-wing, single engine	Co-owned owner Colorado	Standard	2015-06-15	Valid
N3577R	Beech A23	Fixed-wing, single engine	Individual owner California	Standard	2015-04-29	Valid
N7901L	Beech A23A	Fixed-wing, single engine	Co-owned owner Mississippi	Standard	2015-01-12	Valid
N3568R	Beech A23	Fixed-wing, single engine	Individual owner Iowa	Standard	2014-11-14	Valid
N1406L	Beech A23	Fixed-wing, single engine	Individual owner Florida	Standard	2014-08-25	Valid
N3539R	Beech A23	Fixed-wing, single engine	Individual owner Michigan	Standard	2014-03-07	Valid
N7962L	Beech A23A	Fixed-wing, single engine	Individual owner California	Standard	2014-02-27	Valid
N3581R	Beech A23	Fixed-wing, single engine	Individual owner Minnesota	Standard	2014-02-11	Valid
N3531R	Beech A23	Fixed-wing, single engine	Individual owner West Virginia	Standard	2013-07-15	Valid
N6930Q	Beech A23A	Fixed-wing, single engine	Individual owner Michigan	Standard	2013-04-24	Valid
N8864M	Beech A23	Fixed-wing, single engine	Blue Aviation LLC Franklin, Tennessee	Standard	2013-03-07	Valid
N7940L	Beech A23A	Fixed-wing, single engine	Individual owner Ohio	Standard	2013-03-01	Valid
N2305W	Beech A23A	Fixed-wing, single engine	Individual owner Texas	Standard	2013-02-05	Valid
N2361W	Beech A23A	Fixed-wing, single engine	Individual owner Georgia	Standard	2012-12-12	Valid
N1463L	Beech A23	Fixed-wing, single engine	Individual owner North Carolina	Standard	2012-10-15	Valid

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.