Franklin O-350
The Franklin O-350 was an American air-cooled aircraft engine of the 1960s. The engine was of six-cylinder, horizontally-opposed layout and displaced. The power output was. The 6V-350 was a vertically mounted, fan cooled version for helicopters.
Variants
;6A-350: at 3,200 rpm;6A-350C1: at 2,800 rpm
;6A-350C1R: at 2,800 rpm
;6A-350C1L: at 2,800 rpm
;6A-350C2: at 2,800 rpm
;6AS-350:Turbocharged, at 2,800 rpm.
;6V-350:Vertically mounted, fan-cooled helicopter version, at 3,200 rpm