F.4 Rondone


Ambrosini F.4 Rondone with Walter Mikron engine


F.4 with Continental engine

   
F.4 Rondone
Powered by 65 hp Walter Mikron 90 hp Continental C90
Wing span 28' 2-1/2" 28' 2-1/2"
Length 20' 2" 20' 2"
Wing area 114 sq ft 114 sq ft
Gross weight 1212 lbs 1322 lbs
Empty weight 749 lbs 869 lbs
Accommodation 2 seats 2 seats
Maximum speed 139 mph 155 mph
Cruise speed 124 mph 139 mph
Stall speed 46.5 mph 49.5 mph
Service ceiling 14,760 ft 16,400 ft
 


169 mph on 90 hp. The world speed record holder in the 1950's.