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AN-2 Turbine Amphibian


The Turbine is flying:   



1991 AN-2
325 TTSN
SN 1G237-35

Engine(s) / Prop(s)

  • Garrett / Honeywell TFE-331-12
  • SN P-66054C
  • 19,089 TTSN
  • 25,953 TCSN
  • 6,203 SMOH
  • 2,728 SHOT
  • Propeller: 5-bladed Hartzell with Beta reversing
  • Crew: 1–2
  • Length: 12.4 m (40 ft 8 in)
  • Upper wingspan: 18.2 m (59 ft 9 in)
  • Lower wingspan: 14.2 m (46 ft 7 in)
  • Height: 4.1 m (13 ft 5 in)
  • Wing area: 71.52 m 2  (769.8 sq ft)
  • Empty weight fully equipped: 4186 kg (9229 lb)
  • Gross weight: 5,250 kg (11,574 lb)
  • Fuel capacity: 1,200 l (320 US gal; 260 imp gal)
  • Powerplant: Option 1 ×  Shvetsov ASh-62IR  9-cylinder air-cooled supercharged radial piston engine, (1,000 hp for max 5 min, then operates at 75%)
  • Propellers: 4-bladed constant-speed propeller
  • Powerplant: Option 2 × Honeywell TPE 331-12, (1,150 peak HP, 1050 constant HP)
  • Propellers: 5-bladed Hartzell with Beta reversing


  • Three Screen Garmin G3X Touch System
  • Sky watch 497 active traffic
  • Electronics international FP5L Fuel totalizer
  • Remote video camera for gear position confirmation

Additional Equipment

Amphibious Carbin Fiber Floats
Honda AC generator for remote charging and power


New paint to customers specifications.
New Dacron fabric on tail and wings 2019




Interior living accommodations are secured as cargo and fully independent from airplanes flying systems

  • Blue seas electrical panel with 120V AC, 12 volt DC and 24 volt DC panel
  • 41 gallon fresh water tank
  • 5 gallon aux fuel tank for alternative fuel
  • 10 gallon black water holding tank with macerator discharge pump
  • Fresh water toilet electric pump
  • Diesel stove and heater
  • Pressure water
  • Low amp, Alpenglow DC lighting
  • Aviation Gilli panel interior with aviation approved fire rating
  • Aviation fire rated cushion covers
  • Fridge and freezer
  • AC 6 gallon stainless water heater
  • Honda AC generator for remote charging and power
  • Shore power AC hookup
  • High performance battery charging systems
  • 220Amp hour Lithium battery to power interior house systems
  • Incorporates outside trampoline material (not for flight) for amenity space and ease of maintenance on the water

Modifications / conversions

  • Garrett / Honeywell TFE-331-12 Turboprop Engine
  • Exact shape as original Russian float design (between 200-400 built)
  • Re designed to FAR 23 standards out of Carbon fiber including landing gear for hard surface use
  • Incorporated a proprietary thrust system for water steering using Jet Thruster technology
  • Aluminum and stainless standing rigging from extruded aluminum tube and stainless inserts

Inspection status


Most of the photos shown are of the piston aircraft that was used for testing of th float system.  The turbine engine conversion is currently in process with engine runs expected in December 2022.  

OEMs were involved with the developement of the engine / prop combination for the AN-2 conversion.  There are currently approximately 20 aircraft flying with this conversion setup.