The Franklin O-235 (company designation 4A-235 and Sport 4) is an American air-cooled aircraft engine that first ran in the mid-1960s. The engine is of
four-cylinder, horizontally-opposed layout and
displaced . The power output is nominally .
Variants
;4A-235: at 2,800 rpm
;Sport 4: at 2,800 rpm
Applications
*
Duruble Edelweiss
*
Hollman Sportster
The ADI Sportster is a two-seat gyroplane that has been marketed in plans form for homebuilding since 1974 by Aircraft Designs Inc.Downey, Julia: ''2005 Trikes 'Chutes and Rotorcraft Directory'', Kitplanes, Volume 22, Number 2, February 2005, pa ...
*
MacFam Cavalier
*
Practavia Sprite
*
PZL-110 Koliber
*
Rallye-Club
*
Skystar Kitfox
*
Stewart Foo Fighter
Specifications (4A4-235)
See also
References
;Notes
;Bibliography
* Gunston, Bill. (1986) ''World Encyclopedia of Aero Engines''. Patrick Stephens: Wellingborough. p. 57
{{Franklin aeroengines
Franklin aircraft engines
1960s aircraft piston engines
Boxer engines