IAR K14

IAR K14
Preserved Piaggio P.XI
Type	Radial engine
National origin	Romania
Manufacturer	Industria Aeronautică Română
First run	1937
Major applications	IAR 80, IAR 37, IAR 39
Number built	1000
Developed from	Gnome-Rhône Mistral Major

The IAR K14 was a Romanian 14-cylinder radial aircraft engine. The IAR K14 was a licensed derivative of the French Gnome-Rhône Mistral Major 14K produced in Romania.^[1]

Contents 1 Variants 2 Applications 3 Specifications 4 See also 5 References 5.1 Notes 5.2 Bibliography

Variants

• IAR K14-II C32 693 kW (930 hp) engine. 44 for IAR P.24E
• IAR K14-II C32 - 649 kW (870 hp) engine. 50 built for IAR 37, 1 built for IAR 80 prototype
• IAR K.14-III C36 - 690 kW (930 hp) engine. 20 built for IAR 80 , 95 built for IAR 37
• IAR K.14-IV C32 - 716 kW (960 hp) engine. 30 built for IAR 80, 160 built for IAR 39, 2 built for IAR 47 prototypes
• IAR K.14-IV C32 1000A - 764 kW (1025 hp) engine. 430 built for IAR 80A,IAR 80B,IAR 80C, IAR 81A,IAR 81B,IAR 81C

Applications

• Industria Aeronautică Română IAR P.24E
• Industria Aeronautică Română IAR 37
• Industria Aeronautică Română IAR 39
• Industria Aeronautică Română IAR 47
• Industria Aeronautică Română IAR 80
• Industria Aeronautică Română IAR 81
• Savoia-Marchetti SM 79B Romanian type

Specifications

General characteristics

• Type: Fourteen-cylinder two-row air-cooled radial engine
• Bore: 146 mm (5.75 in)
• Stroke: 165 mm (6.5 in)
• Displacement: 38.72 l (2,363 in³)
• Diameter: 1,296 mm (51.02 in)
• Dry weight: 540 kg (1,190 lb)

Components

• Valvetrain: Overhead valves
• Supercharger: Single-speed centrifugal type supercharger
• Fuel system: Stromberg carburetor
• Fuel type: 87 octane rating gasoline
• Cooling system: Air-cooled

Performance

• Power output:
  
  • 743 kW (996 hp) at 2,390 rpm for takeoff
  • 821 kW (1,100 hp) at 2,390 rpm at 2,600 m (8,530 ft)
• Specific power: 21.23 kW/l (0.47 hp/in³)
• Compression ratio: 5.5:1
• Specific fuel consumption: 328 g/(kW•h) (0.54 lb/(hp•h))
• Oil consumption: 20 g/(kW•h) (0.53 oz/(hp•h))
• Power-to-weight ratio: 1.52 kW/kg (0.92 hp/lb)

See also

Related development

• Gnome-Rhône Mistral Major
  

Comparable engines

• Piaggio P.XI
• Tumansky M-87
• Tumansky M-88
  

Related lists

• List of aircraft engines
  

References

Notes

Bibliography

IAR designation products Powered aircraft IAR CV 11 · IAR-12 · IAR-13 · IAR-14 · IAR-15 · IAR-16 · IAR-21 · IAR-22 · IAR-23 · IAR-24 · IAR-27 · IAR-37 · IAR-38 · IAR-39 · IAR-47 · IAR-79 · IAR-80 · IAR-81 · IAR-93 'Vultur' · IAR-99 'Soim' · IAR-109 'Swift' Series ICA (gliders and motor gliders) IAR-34 • IS-3 • IS-8 • IS-10 • IS-11 • IS-12 • IS-13 • IS-23 • IS-24 • IS-28 • IS-29 • IS-30 • IS-31 • IS-32 • IS-33 • IAR-46 · Under licence IAR MS-35 · IAR Potez 25 · IAR P11F · IAR P24E · IAR Fleet10G · IAR Nardi FN305 · IAR Messerschmitt 109G Series 300 (helicopters) IAR-316 · IAR-317 'Airfox' · IAR-330 'Puma' · IAR-330L 'Socat' · IAR KA 126 Series 800 IAR-811 · IAR-813 · IAR-814 · IAR-817 · IAR-818 · IAR-821 · IAR-822 · IAR-823 · IAR-824 · IAR-825 · IAR-826 · IAR-827 · IAR-828 · IAR-831 IAR Projects IAR-471  · IAR-95 IAR Engines IAR LD450  · IAR 4GI  · IAR 6G1 · IAR 5K · IAR 7K · IAR 9K · IAR 14K · IAR DB605 ·

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