The U.S. aircraft register, updated daily
Engines · piston (reciprocating) · data as of October 5, 2026

Lycoming O-235-N2A

2 aircraft on the U.S. register carry a Lycoming O-235-N2A engine, rated at about 116 horsepower. The Long Reggie D SPORT TRAINER is the model most often fitted with it (1 aircraft). The aircraft carrying it were built between 2008 and 2011.

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 O-235-N2A. FAA spelling: O-235-N2A.

Fitted to model families

Long Reggie D SPORT TRAINER1T&T Aviation Inc FALCON LS1

Long Reggie D SPORT TRAINER · T&T Aviation Inc FALCON LS

Where they are owner's state

Washington1Indiana1

Kind of aircraft

Piston singles2 (100%)

When the aircraft were built by decade

000111200012010

What the FAA has certified, ordered and been told about the Lycoming O-235-N2A the component layer

The design is held under 1 type certificate (E-223, held by Lycoming Engines). The FAA has issued 10 airworthiness directives (orders that owners must comply with) that name this engine series.

FAA orders 10 airworthiness directives · newest first

2026-09-142026-17-10 · Reciprocating Engine Cylinder Section · engine
2026-04-082026-04-11 · Engine (Reciprocating) · engine
2024-12-052024-21-02 · Engine (Reciprocating) · engine
2012-03-272012-03-07 · Carburetor · engine
2004-06-252004-10-14 · Crankshaft gear · engine
1996-07-1596-09-10 · Oil pump · engine

All orders naming the Lycoming O-235-N2A

Certificates and bulletins

E-223Type certificate held by Lycoming Engines · 43 models listed · revised January 31, 2020

Safety bulletins 3 · advice, not orders

2019-05-02NE-19-08 · Reciprocating Engine Cylinder Section - Lycoming Engines Parallel Valve Cylinders
2014-03-24NE-14-13 · Reciprocating Engine - Cylinder Mounting Studs
2008-09-10NE-06-32R1 · Reciprocating Engine - Crankshaft

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

Where they are
Airworthiness

These connections as data: /graph/engine/lycoming-o-235-n2a.json · about the eFlight graph.

Aircraft newest certificates first · 2

Tail no.Maker and modelGroupOwner and baseCertificateRegisteredStatus
N557TT T&T Aviation Inc
FALCON LS
Fixed-wing, single engine Individual owner
Washington
Experimental 2023-09-13 ValidFAA registration status code V: Valid registration. All codes
N910RL Long Reggie D
SPORT TRAINER
Fixed-wing, single engine Individual owner
Indiana
Experimental 2011-07-15 ValidFAA registration status code V: Valid registration. 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.