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

Lycoming IGSO-480-A1E6

1 aircraft on the U.S. register carry a Lycoming IGSO-480-A1E6 engine, rated at about 340 horsepower. The Beech 70 is the model most often fitted with it (1 aircraft).

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 IGSO-480-A1E6. FAA spelling: IGSO-480-A1E6.

Fitted to model families

Beech 701

Beech 70

Where they are owner's state

Texas1

Kind of aircraft

Piston twins1 (100%)

When the aircraft were built by decade

0001111960

What the FAA has certified, ordered and been told about the Lycoming IGSO-480-A1E6 the component layer

The design is held under 1 type certificate (E-284, held by Lycoming Engines). The FAA has issued 15 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, 5 of them in the last ten years.

FAA orders 15 airworthiness directives · newest first

2022-08-152022-16-03 · Engine (RECIPROCATING) · engine
2012-02-242012-03-06 · Fuel servo diaphragm · engine
2004-06-252004-10-14 · Crankshaft gear · engine
1997-08-1297-15-11 · Cylinder kits · engine
1992-07-1092-12-05 · Piston Pins · engine
1991-05-2890-04-06 R1 · Propeller Governor External Oil Line · engine

All orders naming the Lycoming IGSO-480-A1E6

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

00011196199100101104108

Parts most often reported as the reports name them

Clevis Bolt1Connecting Rod1Fuel Tank1Governor1Motor1Spar Cap1

Latest reports

2008-04-28Clevis Bolt: corroded
2004-03-16Governor: ruptured
2001-04-26Spar Cap: corroded
2000-06-16Motor: failed
1999-07-24Connecting Rod: broken

Certificates and bulletins

E-284Type certificate held by Lycoming Engines · 23 models listed · revised June 23, 2010

Safety bulletins 2 · 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

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
  • Texas 1 of these aircraft
Airworthiness

These connections as data: /graph/engine/lycoming-igso-480-a1e6.json · about the eFlight graph.

Aircraft newest certificates first · 1

Tail no.Maker and modelGroupOwner and baseCertificateRegisteredStatus
N66GM Beech
70
Fixed-wing, multi-engine Edge Logistics INC
Southlake, Texas
Experimental 2023-06-13 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.