Piper J-4 Cub Coupe

The Cub Coupe, built 1938-1942: the side-by-side two-seater Piper built alongside the tandem J-3, with a wider fuselage, a proper enclosed cabin and sixteen gallons of fuel. The J4 had a 50 hp Continental; the J4A the 65 hp A-65 and is much the commoner; the J4A-S is the seaplane.

The variants

MODEL	YEARS	ACTIVE	TAILFAX SCORE	WHAT CHANGED
J4	1938–1939	15	—	50 hp Continental A-50
J4A	1939–1942	125	Partial 17.8/30	65 hp Continental A-65
J4A-S	1939–1942	1	—	Seaplane J4A

Family fleet, active

141

FAA registry

NTSB events / 1,000, 10 yrs

21.3

3 events over 141 active aircraft, pooled across the family

Data as of: FAA registry Sep 28 · NTSB Oct 2 · scores Sep 30