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

Lycoming O-360-A1P

301 aircraft on the U.S. register carry a Lycoming O-360-A1P engine, rated at about 180 horsepower. The Aviat Aircraft Inc A-1 Husky is the model most often fitted with it (293 aircraft). The aircraft carrying it were built between 1996 and 2026.

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-A1P. FAA spelling: O-360-A1P.

Fitted to model families

Aviat Aircraft Inc A-1 Husky293Aviat Inc A-12Christen Industries Inc A-12Andrew J Russell RV-71Carlos Walter Jazun RV-71Piper PA-22 Tri-Pacer and Colt1Theodore Simson PA-18 REPLICA1

Aviat Aircraft Inc A-1 Husky · Aviat Inc A-1 · Christen Industries Inc A-1 · Andrew J Russell RV-7 · Carlos Walter Jazun RV-7 · Piper PA-22 Tri-Pacer and Colt · Theodore Simson PA-18 REPLICA

Where they are owner's state

Montana40Texas21Idaho19Florida18Alaska18Wyoming17Colorado15California14Oregon10Delaware9

Kind of aircraft

Piston singles301 (100%)

When the aircraft were built by decade

03264971291195011980519909320001292010462020

What the FAA has certified, ordered and been told about the Lycoming O-360-A1P the component layer

No FAA order in the current files names 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.

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

00122207114117226

Parts most often reported as the reports name them

Seal2Thrust Button2Gauge1Gearshaft1

Latest reports

2026-05-09Thrust Button: melted
2026-05-09Thrust Button: melted
2017-04-11Gearshaft: broken
2014-07-17Gauge: cracked
2007-09-21Seal: loose

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-o-360-a1p.json · about the eFlight graph.

Aircraft newest certificates first · 301

Tail no.Maker and modelGroupOwner and baseCertificateRegisteredStatus
N48WY Aviat Aircraft Inc
A-1C-180
Fixed-wing, single engine Typhoon Products INC
Umatilla, Florida
Standard ValidFAA registration status code V: Valid registration. All codes
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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.