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

Continental E185 series

1,109 aircraft on the U.S. register carry a Continental E185 series engine, rated at about 205 horsepower. The Beechcraft 35 Bonanza and Debonair is the model most often fitted with it (233 aircraft). The aircraft carrying it were built between 1946 and 1972.

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 E185 series. FAA spelling: E185 SERIES.

Fitted to model families

Beechcraft 35 Bonanza and Debonair233Beechcraft C35136Beechcraft A35124North American NAVION123Ryan NAVION111Beechcraft B3599Beechcraft D3578Ryan NAVION A59Navion NAVION A57North American NAVION A28Luscombe 1117Cessna 1508

Beechcraft 35 Bonanza and Debonair · Beechcraft C35 · Beechcraft A35 · North American NAVION · Ryan NAVION · Beechcraft B35 · Beechcraft D35 · Ryan NAVION A · Navion NAVION A · North American NAVION A

Where they are owner's state

Texas141California109Florida65Washington56Ohio46Tennessee37Missouri35Arizona35Colorado32Oklahoma31

Kind of aircraft

Piston singles1,109 (100%)

When the aircraft were built by decade

What the FAA has certified, ordered and been told about the Continental E185 series the component layer

The design is held under 1 type certificate (E-246, held by Continental Aerospace Technologies, INC.). The FAA has issued 7 airworthiness directives (orders that owners must comply with) that name this engine series. Operators and repair shops have filed 9 failure reports with the FAA since 1995, 1 of them in the last ten years.

FAA orders 7 airworthiness directives · newest first

1997-10-2797-21-02 · Cylinders · engine

1969-12-3163-15-01 · Exhaust Valves · engine

51-26-03 · Valve Lifters · engine

56-06-01 · Piston Pin Assembly · engine

60-06-04 · Generator Drive Gear · engine

60-12-01 · Piston Pins · engine

All orders naming the Continental E185 series

Failure reports 9 since · what operators and shops told the FAA

Parts most often reported as the reports name them

Fitting2Crankcase1Gasket1Landing Gear1Light1Link1Seat1Support1

Latest reports

2020-12-22Crankcase: cracked

2010-06-15Support: cracked

2007-05-16Seat: cracked

2006-07-27Landing Gear: collapsed

2006-03-15Fitting: cracked

Certificates and bulletins

E-246Type certificate held by Continental Aerospace Technologies, INC. · 11 models listed · revised September 19, 2022

Safety bulletins 2 · advice, not orders

2016-03-08NE-16-13 · Powerplant - Prohibited use of sealant

2012-10-31NE-13-04 · Continental Motors, Inc. (CMI) Connecting Rod Piston Pin Bushing Inspection

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 35 Bonanza and Debonair 233 with this engine series
Beechcraft C35 136 with this engine series
Beechcraft A35 124 with this engine series
North American NAVION 123 with this engine series
Ryan NAVION 111 with this engine series
Beechcraft B35 99 with this engine series
Beechcraft D35 78 with this engine series
Ryan NAVION A 59 with this engine series

Where they are

Texas 141 of these aircraft
California 109 of these aircraft
Florida 65 of these aircraft
Washington 56 of these aircraft
Ohio 46 of these aircraft

Biggest operators

Bas Part Sales LLC 5 of these aircraft
Sky West Aviation INC Trustee 4 of these aircraft
Northwest Navion INC 3 of these aircraft
Jed Homes INC 3 of these aircraft
American Airpower Heritage Flying Museum 3 of these aircraft

Airworthiness

FAA orders naming the Continental E185 series 7 airworthiness directives
Failure reports on the Continental E185 series 9 reports since 1995

Analytics

These connections as data: /graph/engine/continental-e185-series.json · about the eFlight graph.

Aircraft newest certificates first · 1,109

Tail no.	Maker and model	Group	Owner and base	Certificate	Registered	Status
N776RF	Beech A35	Fixed-wing, single engine	Individual owner Virginia	Standard	2011-10-06	Valid
N2824V	Beech 35	Fixed-wing, single engine	Bigfoot Aviation LLC Saint Michael, Minnesota	Standard	2011-09-20	Valid
N8637H	North American NAVION	Fixed-wing, single engine	Individual owner Washington	Standard	2011-09-02	Valid
N4190K	Ryan NAVION	Fixed-wing, single engine	Individual owner Nevada	Standard	2011-08-31	Valid
N8908A	Beech B35	Fixed-wing, single engine	Individual owner Arizona	Standard	2011-07-20	Valid
N2772V	Beech 35	Fixed-wing, single engine	Individual owner Ohio	Standard	2011-06-23	Valid
N4484U	Cessna 150D	Fixed-wing, single engine	Individual owner Texas	Standard	2011-06-21	Valid
N3414B	Beech D35	Fixed-wing, single engine	Individual owner Georgia	Standard	2011-06-16	Valid
N2979V	Beech 35	Fixed-wing, single engine	Zxtair LLC Mankato, Minnesota	Standard	2011-05-04	Valid
N433B	Beech 35	Fixed-wing, single engine	Co-owned owner Ohio	Standard	2011-04-11	Valid
N91463	North American NAVION	Fixed-wing, single engine	Individual owner Wisconsin	Standard	2011-04-05	Valid
N326TS	Beech A35	Fixed-wing, single engine	Individual owner Louisiana	Standard	2011-03-09	Valid
N2005D	Beech C35	Fixed-wing, single engine	T&H LLC Cottage Grove, Oregon	Standard	2011-02-10	Valid
N5139C	Beech B35	Fixed-wing, single engine	Individual owner Texas	Standard	2010-11-10	Valid
N7350B	Beech E35	Fixed-wing, single engine	Individual owner Louisiana	Standard	2010-11-05	Valid
N4429K	Ryan NAVION A	Fixed-wing, single engine	Individual owner Washington	Standard	2010-11-04	Valid
N419E	Beech 35	Fixed-wing, single engine	Co-owned owner Iowa	Standard	2010-11-02	Valid
N2942B	Beech D35	Fixed-wing, single engine	Individual owner Texas	Standard	2010-10-19	Valid
N91788	North American NAVION A	Fixed-wing, single engine	Juarez Robert A Fresno, California	Standard	2010-09-22	Valid
N4503K	Ryan NAVION	Fixed-wing, single engine	Northwest Navion INC Arlington, Washington	Standard	2010-09-09	Valid
N22V	Ryan NAVION	Fixed-wing, single engine	Co-owned owner Pennsylvania	Standard	2010-09-01	Valid
N2191D	Beech D35	Fixed-wing, single engine	Co-owned owner Texas	Standard	2010-07-28	Valid
N8889H	North American NAVION A	Fixed-wing, single engine	Co-owned owner Arizona	Standard	2010-07-28	Valid
N4213K	Navion NAVION A	Fixed-wing, single engine	Individual owner Virginia	Standard	2010-07-06	Valid
N5285C	Beech B35	Fixed-wing, single engine	Individual owner Tennessee	Standard	2010-06-25	Valid
N5018C	Beech B35	Fixed-wing, single engine	Individual owner Colorado	Standard	2010-05-24	Valid
N738B	Beech A35	Fixed-wing, single engine	Individual owner Texas	Standard	2010-05-07	Valid
N3271V	Beech 35	Fixed-wing, single engine	Individual owner Indiana	Standard	2010-04-26	Valid
N4102K	North American NAVION	Fixed-wing, single engine	Individual owner Ohio	Standard	2010-04-13	Valid
N4448K	Ryan NAVION	Fixed-wing, single engine	Individual owner Oklahoma	Standard	2010-03-29	Valid
N71JK	North American NAVION	Fixed-wing, single engine	Individual owner New York	Standard	2010-02-11	Valid
N3756N	Beech 35	Fixed-wing, single engine	Co-owned owner Wisconsin	Standard	2010-02-09	Valid
N7728C	Navion NAVION A	Fixed-wing, single engine	Individual owner California	Standard	2010-01-21	Valid
N4853K	Ryan NAVION	Fixed-wing, single engine	Individual owner Florida	Standard	2009-09-29	Valid
N3013V	Beech 35	Fixed-wing, single engine	Individual owner California	Standard	2009-08-28	Valid
N7733C	Navion L-17B	Fixed-wing, single engine	Co-owned owner California	Standard	2009-07-30	Valid
N1666B	Temco Luscombe 11A	Fixed-wing, single engine	Individual owner Texas	Standard	2009-06-25	Valid
N8490A	Beech A35	Fixed-wing, single engine	Individual owner Nevada	Standard	2009-06-03	Valid
N8733A	Beech A35	Fixed-wing, single engine	Individual owner Ohio	Standard	2009-05-28	Valid
N1889D	Beech C35	Fixed-wing, single engine	Individual owner Colorado	Standard	2009-05-11	Valid
N668B	Beech A35	Fixed-wing, single engine	Individual owner California	Standard	2009-04-22	Valid
N555S	Navion L-17A	Fixed-wing, single engine	Individual owner Texas	Standard	2009-04-21	Valid
N8915H	North American NAVION	Fixed-wing, single engine	Individual owner Kansas	Standard	2009-04-10	Valid
N8646H	North American NAVION	Fixed-wing, single engine	Individual owner Ohio	Standard	2009-03-13	Valid
N8776H	North American NAVION	Fixed-wing, single engine	Charlotte County Public Schools Port Charlotte, Florida	Standard	2009-02-05	Valid
N3415B	Beech D35	Fixed-wing, single engine	Co-owned owner Nebraska	Standard	2008-11-07	Valid
N91189	North American NAVION	Fixed-wing, single engine	Co-owned owner Arizona	Standard	2008-09-22	Valid
N8812H	North American NAVION A	Fixed-wing, single engine	Co-owned owner California	Standard	2008-09-04	Valid
N2929V	Beech 35	Fixed-wing, single engine	Individual owner Florida	Standard	2008-08-06	Valid
N2798V	Beech 35	Fixed-wing, single engine	Individual owner Florida	Standard	2008-08-01	Valid
N3001V	Beech 35	Fixed-wing, single engine	Individual owner California	Standard	2008-07-01	Valid
N8837A	Beech B35	Fixed-wing, single engine	Individual owner Texas	Standard	2008-06-23	Valid
N4348K	Ryan NAVION	Fixed-wing, single engine	Individual owner Tennessee	Standard	2008-06-12	Valid
N8961A	Beech C35	Fixed-wing, single engine	Individual owner Washington	Standard	2008-05-12	Valid
N182P	Ryan NAVION	Fixed-wing, single engine	Individual owner Tennessee	Standard	2008-05-09	Valid
N8830A	Beech B35	Fixed-wing, single engine	Individual owner Texas	Standard	2008-05-07	Valid
N2868V	Beech 35	Fixed-wing, single engine	Co-owned owner California	Standard	2008-04-21	Valid
N8950A	Beech C35	Fixed-wing, single engine	Beechcraft C-35 Lc Cameron Park, California	Standard	2008-03-05	Valid
N8700A	Beech A35	Fixed-wing, single engine	Individual owner Georgia	Standard	2008-02-20	Valid
N78849	Aircraft Manufacturing TEXAS BULLET 205	Fixed-wing, single engine	Individual owner Minnesota	Standard	2008-01-23	Valid
N8901H	North American NAVION	Fixed-wing, single engine	Individual owner Texas	Standard	2007-11-13	Valid
N4507K	Ryan NAVION	Fixed-wing, single engine	Grey Goose Aviation LLC Medford, New Jersey	Standard	2007-10-23	Valid
N3019V	Beech 35	Fixed-wing, single engine	Individual owner Florida	Standard	2007-10-04	Valid
N2970B	Beech D35	Fixed-wing, single engine	Co-owned owner Florida	Standard	2007-09-19	Valid
N53CM	Beech D35	Fixed-wing, single engine	Co-owned owner Oklahoma	Standard	2007-07-26	Valid
N8692A	Beech A35	Fixed-wing, single engine	Co-owned owner Oklahoma	Standard	2007-07-12	Valid
N8634H	North American NAVION	Fixed-wing, single engine	Individual owner Utah	Standard	2007-06-08	Valid
N4321K	Navion NAVION A	Fixed-wing, single engine	American Airpower Heritage Flying Museum Dallas, Texas	Standard	2007-05-09	Valid
N1975D	Beech C35	Fixed-wing, single engine	Individual owner Alaska	Standard	2007-05-05	Valid
N80409	Beech 35	Fixed-wing, single engine	Beechcraft Heritage Museum INC Tullahoma, Tennessee	Standard	2007-03-30	Valid
N5041K	Ryan NAVION L-17B	Fixed-wing, single engine	Individual owner Mississippi	Standard	2007-03-27	Valid
N5050X	Beech C35	Fixed-wing, single engine	Individual owner Connecticut	Standard	2007-03-08	Valid
N532B	Beech A35	Fixed-wing, single engine	Individual owner Wisconsin	Standard	2007-02-28	Valid
N3835N	Beech 35	Fixed-wing, single engine	Individual owner Oklahoma	Standard	2007-02-07	Valid
N602B	Beech A35	Fixed-wing, single engine	Individual owner California	Standard	2006-11-21	Valid
N8786H	North American NAVION	Fixed-wing, single engine	Individual owner Tennessee	Standard	2006-11-20	Valid
N4481K	Ryan NAVION A	Fixed-wing, single engine	Individual owner Texas	Standard	2006-09-01	Valid
N4352K	Ryan NAVION	Fixed-wing, single engine	Jed Homes INC Lisbon, Connecticut	Standard	2006-08-10	Valid
N3196V	Beech 35	Fixed-wing, single engine	Individual owner Missouri	Standard	2006-08-07	Valid
N742D	Beech D35	Fixed-wing, single engine	Individual owner Florida	Standard	2006-06-27	Valid
N5041C	Beech B35	Fixed-wing, single engine	Co-owned owner Texas	Standard	2006-06-20	Valid
N8930A	Beech C35	Fixed-wing, single engine	Individual owner California	Standard	2006-06-14	Valid
N3088V	Beech 35	Fixed-wing, single engine	Individual owner Texas	Standard	2006-06-12	Valid
N5925C	Beech C35	Fixed-wing, single engine	Individual owner Arkansas	Standard	2006-05-26	Valid
N8095S	Cessna 150F	Fixed-wing, single engine	Co-owned owner Iowa	Standard	2006-05-18	Valid
N3408B	Beech D35	Fixed-wing, single engine	Co-owned owner California	Standard	2006-04-19	Valid
N9190R	North American NAVION A	Fixed-wing, single engine	Individual owner Massachusetts	Standard	2006-04-12	Valid
N91738	Ryan NAVION A	Fixed-wing, single engine	Individual owner Missouri	Standard	2006-04-05	Valid
N628D	Beech C35	Fixed-wing, single engine	Individual owner Kansas	Standard	2006-03-17	Valid
N1220	Beech 35R	Fixed-wing, single engine	Technical Education Services INC T/A Virginia Beach, Virginia	Standard	2005-12-09	Valid
N354Z	Beech C35	Fixed-wing, single engine	Florida Keys Aviation Service & Leasing LLC Key Largo, Florida	Standard	2005-10-07	Valid
N5042C	Beech B35	Fixed-wing, single engine	Co-owned owner Oregon	Standard	2005-09-22	Valid
N4271K	Ryan NAVION	Fixed-wing, single engine	Individual owner Kansas	Standard	2005-07-12	Valid
N91757	North American NAVION	Fixed-wing, single engine	Jed Homes INC Lisbon, Connecticut	Standard	2005-06-21	Valid
N8905A	Beech B35	Fixed-wing, single engine	Individual owner New Mexico	Standard	2005-04-28	Valid
N2976V	Beech 35	Fixed-wing, single engine	Individual owner Texas	Standard	2005-04-12	Valid
N5836C	Beech C35	Fixed-wing, single engine	Individual owner Texas	Standard	2005-03-17	Valid
N3874N	Beech 35	Fixed-wing, single engine	V Tail LLC Milford, Connecticut	Standard	2004-11-04	Valid
N3261V	Beech 35	Fixed-wing, single engine	Individual owner Iowa	Standard	2004-11-02	Valid
N3262V	Beech 35	Fixed-wing, single engine	Co-owned owner Kansas	Standard	2004-10-26	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.