Engines · piston (reciprocating) · data as of October 27, 2026

Wright R-1820-66

3 aircraft on the U.S. register carry a Wright R-1820-66 engine, rated at about 1350 horsepower. The Grumman FM-2 is the model most often fitted with it (1 aircraft). The aircraft carrying it were built between 1936 and 1945.

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 Wright R-1820-66. FAA spelling: R-1820-66.

Fitted to model families

Grumman FM-21North American T-281Vultee V-1A SPECIAL1

Model families, as a table

	aircraft
Grumman FM-2	1
North American T-28	1
Vultee V-1A SPECIAL	1

Grumman FM-2 · North American T-28 · Vultee V-1A SPECIAL

Where they are owner's state

Virginia1New Mexico1Maine1

By state, as a table

	aircraft
Virginia	1
New Mexico	1
Maine	1

Kind of aircraft

Piston singles3 (100%)

By kind, as a table

	aircraft	share
Piston singles	3	100%

When the aircraft were built by decade

By decade built, as a table

	aircraft
1930	1
1940	1

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

Fitted to

Grumman FM-2 1 with this engine series
North American T-28 1 with this engine series

Where they are

Virginia 1 of these aircraft
New Mexico 1 of these aircraft
Maine 1 of these aircraft

Biggest operators

Sky West Aviation INC Trustee 1 of these aircraft
Shannon Air Museum LLC 1 of these aircraft
Beaver Creek Adventures LLC 1 of these aircraft

Analytics

The whole map of how records connect · these connections as data: /graph/engine/wright-r-1820-66.json.

Aircraft newest certificates first · 3

Tail no.	Maker and model	Group	Owner and base	Certificate	Registered	Status
N11FE	Grumman FM-2	Fixed-wing, single engine	Beaver Creek Adventures LLC Bangor, Maine	Limited	2026-03-12	Valid
N500JG	North American T-28A	Fixed-wing, single engine	Sky West Aviation INC Trustee Albuquerque, New Mexico	Multiple	2022-12-15	Valid
N16099	Vultee V-1A SPECIAL	Fixed-wing, single engine	Shannon Air Museum LLC Fredericksburg, Virginia	Standard	2017-12-07	Valid

Source: FAA Civil Aviation Registry, Releasable Aircraft Database (the engine reference table and each aircraft's engine code), October 27, 2026. Horsepower and thrust are the FAA's figures for the series, not for a particular aircraft.