The U.S. aircraft register, updated daily
Engines · piston (reciprocating) · data as of November 10, 2026

Lycoming HIO-360-E1BD

3 aircraft on the U.S. register carry a Lycoming HIO-360-E1BD engine, rated at about 190 horsepower. The Enstrom Helicopter Corp 280 is the model most often fitted with it (2 aircraft). The aircraft carrying it were built between 1978 and 1982.

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-E1BD. FAA spelling: HIO-360-E1BD.

Fuel: 100LL avgas.

Where they are owner's state

By state, as a table
aircraft
Virginia1
Texas1
Pennsylvania1

Kind of aircraft

By kind, as a table
aircraftshare
Helicopters3100%

When the aircraft were built by decade

By decade built, as a table
aircraft
19701
19802

What the FAA has certified, ordered and been told about the Lycoming HIO-360-E1BD the component layer

The design is held under 1 type certificate (1E10, held by Lycoming Engines). The FAA has issued 24 airworthiness directives (orders that owners must comply with) that name this engine series. Operators and repair shops have filed 1 failure report with the FAA since 1995, 1 of them in the last ten years.

FAA orders 24 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-E1BD

Failure reports 1 since · what operators and shops told the FAA

00011197
Failure reports by year, as a table
reports
971

Parts most often reported as the reports name them

Parts most reported, as a table
reports
Valve Guide1

Latest reports

1997-04-01Valve Guide: failed

Approved replacement parts 23 parts manufacturer approvals

Parts a company other than the maker may make for this engine and sell as FAA-approved. The companies holding the most:

Most often: ignition harness (4), stud (3), oil drain (2), magneto (2), dual harness (2), retard breaker (1), housing (1), harness accessory (1), harness (1), cam (1).

Certificates and bulletins

1E10Type certificate held by Lycoming Engines · 89 models listed · revised May 4, 2020

Safety bulletins 5 · 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
2011-03-31NE-08-26R3 · Magneto/Distributor
2008-09-10NE-06-32R1 · Reciprocating Engine - Crankshaft
2008-07-08NE-08-26R1 · Dual Magnetos

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
Biggest operators
Airworthiness

The whole map of how records connect · these connections as data: /graph/engine/lycoming-hio-360-e1bd.json.

Aircraft newest certificates first · 3

Tail no.Maker and modelGroupOwner and baseCertificateRegisteredStatus
N17YB Enstrom Helicopter Corp
280C
Rotorcraft Individual owner
Texas
Standard 2026-09-16 ValidFAA registration status code V: Valid registration. All codes
N35ZE Enstrom
F-28C
Rotorcraft Individual owner
Pennsylvania
Standard 2025-10-27 ValidFAA registration status code V: Valid registration. All codes
N59AX Enstrom Helicopter Corp
280C
Rotorcraft Central Virginia Aviation INC
North Dinwiddie, Virginia
Standard 2023-05-29 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), November 10, 2026. Horsepower and thrust are the FAA's figures for the series, not for a particular aircraft.