The U.S. aircraft register, updated daily
Engines · piston (reciprocating) · data as of November 2, 2026

Lom M137A

2 aircraft on the U.S. register carry a Lom M137A engine, rated at about 180 horsepower. The Moravan Aeroplanes Aso Z-526 F TRENER is the model most often fitted with it (1 aircraft). The aircraft carrying it were built between 1963 and 1971.

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 Lom M137A. FAA spelling: M137A.

Fuel: 100LL avgas.

Fitted to model families

Moravan Aeroplanes Aso Z-526 F TRENER1Zlin Z-3261
Model families, as a table
aircraft
Moravan Aeroplanes Aso Z-526 F TRENER1
Zlin Z-3261

Moravan Aeroplanes Aso Z-526 F TRENER · Zlin Z-326

Where they are owner's state

By state, as a table
aircraft
Pennsylvania1
North Carolina1

Kind of aircraft

By kind, as a table
aircraftshare
Piston singles2100%

When the aircraft were built by decade

By decade built, as a table
aircraft
19601
19701

Connections how this engine series links to the rest of the register

Where they are
Biggest operators

The whole map of how records connect · these connections as data: /graph/engine/lom-m137a.json.

Aircraft newest certificates first · 2

Tail no.Maker and modelGroupOwner and baseCertificateRegisteredStatus
N888EE Moravan Aeroplanes Aso
Z-526 F TRENER
Fixed-wing, single engine Mid Atlantic Air Museum
Reading, Pennsylvania
Experimental 2021-07-29 ValidFAA registration status code V: Valid registration. All codes
N526GZ Zlin
Z-326
Fixed-wing, single engine Wings of the Word INC
Clemmons, North Carolina
Experimental 2014-03-13 Renewal notice sentFAA registration status code 25: First notice for registration renewal. All codes

Source: FAA Civil Aviation Registry, Releasable Aircraft Database (the engine reference table and each aircraft's engine code), November 2, 2026. Horsepower and thrust are the FAA's figures for the series, not for a particular aircraft.