The Cozy Mark IV is a 4-place, single engine, homebuilt light aircraft designed by Nat Puffer. The aircraft is constructed from foam and fiberglass. The Cozy Mark IV is constructed from materials such as Divinycell, blue styrofoam, polyurethane foam and fiberglass (RA7715 and RA7725), MGS L285 and MGS L335 epoxy systems or EZ-Poxy.
The Cozy is a widened derivative of the Rutan Long-EZ, designed with blessings from Burt Rutan.
The Cozy Mark IV has a plans maximum gross weight of 2050 lb and cruises at 170 knots (~200 statute mph).
Engine--- Lycoming O-360 180 hp.
Wing Span 28.1 ft Take-off solo/gross 1200/1700 ft.
Wing area 88.3 ft2 Climb solo/gross 2000/1200 fpm
Canard Span 12.6 ft Cruise 75% 8000 ft. 220 mph
Canard Area 14.7 ft2 Cruise 40% 12000 ft. 185 mph
Length 16.9 ft Max. range 75% 1000 mi
Height 7.9 ft Max. range 40% 1300 mi.
Cabin W/H 42/39 Ceiling 20,000+ ft.
Max. front seat 400 lbs. Ldg.Dist.solo/gross 1000/1300 ft.