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

Lycoming IO-360-E1A

3 aircraft on the U.S. register carry a Lycoming IO-360-E1A engine, rated at about 180 horsepower. The Carter Christopher L VANS RV-7 is the model most often fitted with it (1 aircraft). The aircraft carrying it were built between 2008 and 2009.

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 IO-360-E1A. FAA spelling: IO-360-E1A.

Fitted to model families

Carter Christopher L VANS RV-71Diamond Aircraft DA 40 Diamond Star1Ward Joseph A RV7A1

Carter Christopher L VANS RV-7 · Diamond Aircraft DA 40 Diamond Star · Ward Joseph A RV7A

Where they are owner's state

Tennessee1Connecticut1California1

Kind of aircraft

Piston singles3 (100%)

When the aircraft were built by decade

0122332000

What the FAA has certified, ordered and been told about the Lycoming IO-360-E1A the component layer

The design is held under 1 type certificate (1E10, held by Lycoming Engines). The FAA has issued 27 airworthiness directives (orders that owners must comply with) that name this engine series. Operators and repair shops have filed 6 failure reports with the FAA since 1995, 3 of them in the last ten years.

FAA orders 27 airworthiness directives · newest first

2026-04-082026-04-11 · Engine (Reciprocating) · engine
2024-12-052024-21-02 · Engine (Reciprocating) · engine
2022-08-152022-16-03 · Engine (RECIPROCATING) · engine
2012-10-242012-19-01 · Crankshafts · engine
2012-02-242012-03-06 · Fuel servo diaphragm · engine
2011-08-162011-15-10 · Fuel servos · engine

All orders naming the Lycoming IO-360-E1A

Failure reports 6 since · what operators and shops told the FAA

00011195103105107113115

Parts most often reported as the reports name them

Contact Points1Crankshaft1Line1Shroud1Starter1Starter Gen1

Latest reports

2015-02-02Starter Gen: failed
2013-09-27Starter: failed
2007-05-25Line: leaking
2005-05-05Crankshaft: fractured
2003-04-21Shroud: cracked

Certificates and bulletins

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

Safety bulletins 6 · advice, not orders

2019-05-02NE-19-08 · Reciprocating Engine Cylinder Section - Lycoming Engines Parallel Valve Cylinders
2016-05-13NE-08-32R1 · Propeller Governor Idler Gear Shaft Set Screw
2014-03-24NE-14-13 · Reciprocating Engine - Cylinder Mounting Studs
2012-11-21NE-13-06 · Pushrod Shroud Spring Retainers, Engine Components Part No. AEL14995, for Lycoming Engines 320,...
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-io-360-e1a.json · about the eFlight graph.

Aircraft newest certificates first · 3

Tail no.Maker and modelGroupOwner and baseCertificateRegisteredStatus
N975DS Diamond Aircraft
DA 40
Electric airplane Jpm Aviation LLC
Irvine, California
Standard 2023-06-14 ValidFAA registration status code V: Valid registration. All codes
N618JW Ward Joseph A
RV7A
Fixed-wing, single engine Meriden Flyers LLC
Middlefield, Connecticut
Experimental 2018-03-14 ValidFAA registration status code V: Valid registration. All codes
N212S Carter Christopher L
VANS RV-7
Fixed-wing, single engine Individual owner
Tennessee
Experimental 2008-08-13 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.