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

Lycoming HIO-360-A1A

5 aircraft on the U.S. register carry a Lycoming HIO-360-A1A engine, rated at about 180 horsepower. The Hughes 269 300 series helicopters is the model most often fitted with it (3 aircraft). The aircraft carrying it were built between 1964 and 2007.

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 HIO-360-A1A. FAA spelling: HIO-360-A1A.

Fitted to model families

Hughes 269 300 series helicopters3Moore Wayne WM-11Pash Olin M PASH VANS RV71

Hughes 269 300 series helicopters · Moore Wayne WM-1 · Pash Olin M PASH VANS RV7

Where they are owner's state

New York1North Carolina1Iowa1Florida1Colorado1

Kind of aircraft

Helicopters4 (80%)Piston singles1 (20%)

When the aircraft were built by decade

00122219601197022000

What the FAA has certified, ordered and been told about the Lycoming HIO-360-A1A the component layer

The design is held under 1 type certificate (1E10, held by Lycoming Engines). The FAA has issued 28 airworthiness directives (orders that owners must comply with) that name this engine series. Operators and repair shops have filed 2 failure reports with the FAA since 1995, 2 of them in the last ten years.

FAA orders 28 airworthiness directives · newest first

2026-04-082026-04-11 · Engine (Reciprocating) · engine
2024-12-052024-21-02 · Engine (Reciprocating) · engine
2015-11-032015-19-07 · Fuel injector fuel lines · engine
2012-02-242012-03-06 · Fuel servo diaphragm · engine
2012-01-252011-26-04 · Externally mounted fuel injector fuel lines · engine
2011-08-162011-15-10 · Fuel servos · engine

All orders naming the Lycoming HIO-360-A1A

Failure reports 2 since · what operators and shops told the FAA

00011100102

Parts most often reported as the reports name them

Bearing1Bushing1

Latest reports

2002-06-05Bushing: misinstalled
2000-08-10Bearing: misinstalled

Certificates and bulletins

1E10Type certificate held by Lycoming Engines · 89 models listed · revised May 4, 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

Fitted to
Where they are
Airworthiness

These connections as data: /graph/engine/lycoming-hio-360-a1a.json · about the eFlight graph.

Aircraft newest certificates first · 5

Tail no.Maker and modelGroupOwner and baseCertificateRegisteredStatus
N9561F Hughes
269B
Rotorcraft Individual owner
New York
Standard 2024-08-23 ValidFAA registration status code V: Valid registration. All codes
N9440F Hughes
269B
Rotorcraft Individual owner
North Carolina
Standard 2018-08-15 ValidFAA registration status code V: Valid registration. All codes
N221WL Moore Wayne
WM-1
Rotorcraft Individual owner
Colorado
Experimental 2011-04-06 ValidFAA registration status code V: Valid registration. All codes
N9369F Hughes
269B
Rotorcraft Individual owner
Florida
Standard 2009-03-09 ValidFAA registration status code V: Valid registration. All codes
N7800P Pash Olin M
PASH VANS RV7
Fixed-wing, single engine Individual owner
Iowa
Experimental 2005-05-19 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.