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

Lycoming GO-480-G1D6

7 aircraft on the U.S. register carry a Lycoming GO-480-G1D6 engine, rated at about 280 horsepower. The Helio H-295 is the model most often fitted with it (4 aircraft). The aircraft carrying it were built between 1959 and 1972.

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 GO-480-G1D6. FAA spelling: GO-480-G1D6.

Fitted to model families

Helio H-2954Helio H-3952Focke-Wulf FWP 1491

Helio H-295 · Helio H-395 · Focke-Wulf FWP 149

Where they are owner's state

Alaska3North Carolina2Texas1Montana1

Kind of aircraft

Piston singles7 (100%)

When the aircraft were built by decade

01234119504196011970

What the FAA has certified, ordered and been told about the Lycoming GO-480-G1D6 the component layer

The design is held under 1 type certificate (E-275, held by Lycoming Engines). The FAA has issued 13 airworthiness directives (orders that owners must comply with) that name this engine series. Operators and repair shops have filed 16 failure reports with the FAA since 1995, 3 of them in the last ten years.

FAA orders 13 airworthiness directives · newest first

2012-03-272012-03-07 · Carburetor · engine
2004-06-252004-10-14 · Crankshaft gear · engine
2003-08-142003-14-03 · Rotary fuel pumps · engine
1998-09-2898-18-12 · Fuel Pump · engine
1997-08-1297-15-11 · Cylinder kits · engine
1992-07-1092-12-05 · Piston Pins · engine

All orders naming the Lycoming GO-480-G1D6

Failure reports 16 since · what operators and shops told the FAA

0123497990103041013141621124

Parts most often reported as the reports name them

Camshaft2Pump2Attach Fitting1Bearing1Fire Detector1Line1Lug1Piston Pin1Plug1Points1

Latest reports

2024-11-26Pump: high pressure
2021-12-06Pump: leaking
2016-06-06Relief Valve: backed out
2014-09-25Spring: cracked
2013-11-04Plug: worn

Certificates and bulletins

E-275Type certificate held by Lycoming Engines · 33 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

Fitted to
Where they are
Biggest operators
Airworthiness

These connections as data: /graph/engine/lycoming-go-480-g1d6.json · about the eFlight graph.

Aircraft newest certificates first · 7

Tail no.Maker and modelGroupOwner and baseCertificateRegisteredStatus
N295FW Helio
H-295
Fixed-wing, single engine Co-owned owner
Alaska
Standard 2026-02-23 ValidFAA registration status code V: Valid registration. All codes
N2267Z Helio
H-295
Fixed-wing, single engine Co-owned owner
Alaska
Standard 2025-08-12 ValidFAA registration status code V: Valid registration. All codes
N395C Helio
H-395
Fixed-wing, single engine Individual owner
Alaska
Standard 2024-07-12 ValidFAA registration status code V: Valid registration. All codes
N149WB Focke-Wulf
FWP 149D
Fixed-wing, single engine Individual owner
Texas
Experimental 2022-12-26 ValidFAA registration status code V: Valid registration. All codes
N300LD Helio
H-295
Fixed-wing, single engine Individual owner
Montana
Standard 2018-10-03 ValidFAA registration status code V: Valid registration. All codes
N461FM Helio
H-295
Fixed-wing, single engine Jaars INC
Waxhaw, North Carolina
Standard 2012-01-03 ValidFAA registration status code V: Valid registration. All codes
N87763 Helio
H-395
Fixed-wing, single engine Jaars INC
Waxhaw, North Carolina
Standard 1977-08-18 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.