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

Lycoming O-360-A2D

5 aircraft on the U.S. register carry a Lycoming O-360-A2D engine, rated at about 180 horsepower. The Holliston Bob LONG EZ is the model most often fitted with it (1 aircraft). The aircraft carrying it were built between 1964 and 2016.

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-360-A2D. FAA spelling: O-360-A2D.

Fitted to model families

Holliston Bob LONG EZ1Jack Sprague VANS RV-7A1Latorre Bruce GLASSAIR 1 FT1Mooney M-201Urban Rudolf S RV-61

Holliston Bob LONG EZ · Jack Sprague VANS RV-7A · Latorre Bruce GLASSAIR 1 FT · Mooney M-20 · Urban Rudolf S RV-6

Where they are owner's state

California3Utah1Texas1

Kind of aircraft

Piston singles5 (100%)

When the aircraft were built by decade

00122119602200012010

What the FAA has certified, ordered and been told about the Lycoming O-360-A2D the component layer

The design is held under 1 type certificate (E-286, held by Lycoming Engines). The FAA has issued 22 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, 1 of them in the last ten years.

FAA orders 22 airworthiness directives · newest first

2026-04-082026-04-11 · Engine (Reciprocating) · engine
2024-12-052024-21-02 · Engine (Reciprocating) · engine
2021-01-152020-25-12 · Reciprocating Engine Power Section · engine
2012-10-242012-19-01 · Crankshafts · engine
2012-03-272012-03-07 · Carburetor · engine
2008-10-202008-19-05 · Parallel Valve'' reciprocating engines · engine

All orders naming the Lycoming O-360-A2D

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

00011109120

Parts most often reported as the reports name them

Bracket1Propeller1

Latest reports

2020-03-11Propeller: departed
2009-10-23Bracket: cracked

Certificates and bulletins

E-286Type certificate held by Lycoming Engines · 72 models listed · revised April 30, 2013

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-o-360-a2d.json · about the eFlight graph.

Aircraft newest certificates first · 5

Tail no.Maker and modelGroupOwner and baseCertificateRegisteredStatus
N1926Y Mooney
M20D
Fixed-wing, single engine Individual owner
Texas
Standard 2026-08-21 ValidFAA registration status code V: Valid registration. All codes
N511FT Latorre Bruce
GLASSAIR 1 FT
Fixed-wing, single engine Co-owned owner
California
Experimental 2025-01-03 ValidFAA registration status code V: Valid registration. All codes
N649RV Urban Rudolf S
RV-6
Fixed-wing, single engine Wasatch Mooniacs LLC
Draper, Utah
Experimental 2022-07-30 ValidFAA registration status code V: Valid registration. All codes
N653PS Jack Sprague
VANS RV-7A
Fixed-wing, single engine Co-owned owner
California
Experimental 2022-07-15 ValidFAA registration status code V: Valid registration. All codes
N666DV Holliston Bob
LONG EZ
Fixed-wing, single engine Individual owner
California
Experimental 2022-03-31 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.