Engines · piston (reciprocating) · data as of October 5, 2026

Franklin 4AC176B series

125 aircraft on the U.S. register carry a Franklin 4AC176B series engine, rated at about 65 horsepower. The Piper J-3 Cub is the model most often fitted with it (80 aircraft). The aircraft carrying it were built between 1938 and 1998.

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 Franklin 4AC176B series. FAA spelling: 4AC176B SER.

Fitted to model families

Piper J-3 Cub80Taylorcraft BF128Taylorcraft BF-657Taylorcraft DF-657Aeronca 65 Chief and Super Chief6Porterfield FP-653Interstate S-12Taylorcraft BC12 BC-12D2Allen HEADWIND M-21Bosch PIETENPOL AIRCAMPER1Corben Baby Ace A1Culver LFA1

Piper J-3 Cub · Taylorcraft BF12 · Taylorcraft BF-65 · Taylorcraft DF-65 · Aeronca 65 Chief and Super Chief · Porterfield FP-65 · Interstate S-1 · Taylorcraft BC12 BC-12D · Allen HEADWIND M-2 · Bosch PIETENPOL AIRCAMPER

Where they are owner's state

Texas12California12New York10Ohio8Washington7Minnesota7Michigan6Florida6Georgia5Missouri4

Kind of aircraft

Piston singles125 (100%)

When the aircraft were built by decade

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

Fitted to

Piper J-3 Cub 80 with this engine series
Taylorcraft BF12 8 with this engine series
Taylorcraft BF-65 7 with this engine series
Taylorcraft DF-65 7 with this engine series
Aeronca 65 Chief and Super Chief 6 with this engine series
Porterfield FP-65 3 with this engine series
Interstate S-1 2 with this engine series
Taylorcraft BC12 BC-12D 2 with this engine series

Where they are

Texas 12 of these aircraft
California 12 of these aircraft
New York 10 of these aircraft
Ohio 8 of these aircraft
Washington 7 of these aircraft

Biggest operators

Stewarts Aircraft Service INC 1 of these aircraft

Analytics

These connections as data: /graph/engine/franklin-4ac176b-series.json · about the eFlight graph.

Aircraft newest certificates first · 125

Tail no.	Maker and model	Group	Owner and base	Certificate	Registered	Status
N40748	Piper J3C-65	Fixed-wing, single engine	Individual owner Massachusetts	Standard	2002-02-20	Valid
N33453	Piper J3F-65	Fixed-wing, single engine	Individual owner Tennessee	Standard	2001-08-21	Valid
N391PX	Huetson E F/Thompson C Iii PIXIE	Fixed-wing, single engine	Co-owned owner Washington	Experimental	2001-08-10	Valid
N20414	Taylorcraft BF-65	Fixed-wing, single engine	Individual owner Texas	Standard	2000-09-01	Valid
N36394	Taylorcraft DF-65	Fixed-wing, single engine	Individual owner Missouri	Standard	1999-03-29	Valid
N38097	Piper J3F-65	Fixed-wing, single engine	Aarestad Potato CO LTD Halstad, Minnesota	Standard	1998-10-19	Valid
N36909	Aeronca 65-TF	Fixed-wing, single engine	Co-owned owner Illinois	Standard	1998-05-22	Valid
N32433	Porterfield FP-65	Fixed-wing, single engine	Stewart Thomas D Cashmere, Washington	Standard	1998-04-18	Valid
N37399	Interstate S-1A-65F	Fixed-wing, single engine	Individual owner Missouri	Standard	1997-05-13	Valid
N41BF	Piper J3F-65	Fixed-wing, single engine	Individual owner New York	Standard	1997-03-13	Valid
N40618	Piper J3F-65	Fixed-wing, single engine	Individual owner Oregon	Standard	1994-01-12	Valid
N38542	Piper J3F-65	Fixed-wing, single engine	Individual owner Pennsylvania	Standard	1992-11-12	Valid
N35457	Piper J3F-65	Fixed-wing, single engine	Individual owner Minnesota	Standard	1992-03-09	Valid
N30906	Piper J3F-65	Fixed-wing, single engine	Individual owner Texas	Standard	1988-07-21	Valid
N33769	Aeronca 65-TF	Fixed-wing, single engine	Co-owned owner New York	Standard	1987-12-10	Valid
N33442	Piper J3F-65	Fixed-wing, single engine	Individual owner North Carolina	Standard	1987-07-30	Valid
N36346	Taylorcraft DF-65	Fixed-wing, single engine	Individual owner Florida	Standard	1984-04-04	Valid
N33952	Taylorcraft BC12-65	Fixed-wing, single engine	Individual owner Alaska	Standard	1980-02-05	Valid
N33236	Piper J3F-65	Fixed-wing, single engine	Individual owner New York	Standard	1979-08-08	Valid
N27079	Piper J3F-65	Fixed-wing, single engine	Co-owned owner New York	Standard	1978-10-02	Valid
N31118	Piper J3F-65	Fixed-wing, single engine	Individual owner Georgia	Standard	1974-06-20	Valid
N6936	Bosch PIETENPOL AIRCAMPER	Fixed-wing, single engine	Individual owner Minnesota	Experimental	1973-10-03	Valid
N35511	Piper J3F-65	Fixed-wing, single engine	Individual owner Kentucky	Standard	1971-12-03	Valid
N47765	Taylorcraft DF-65	Fixed-wing, single engine	Individual owner Iowa	Standard	1958-10-17	Valid
N38438	Piper J3F-65	Fixed-wing, single engine	Individual owner New Mexico	Standard		Sale reported

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.