Light attack helicopter prototype built in Romania by IAR. Based on IAR-316B with new stepped two-seat armoured cockpit and external weapons points.
R.Simpson "Airlife's Helicopter and Rotorcraft", 1998
Technical data for IAR-317
Crew: 2, engine: 1 x Turbomeca "Artouste" IIB rated at 640kW, main rotor diameter: 11.02m, fuselage length: 12.64m, height: 3.00m, take-off weight: 2200kg, cruising speed: 190km/h, hovering ceiling, OGE: 1520m, range: 525km, armament: 2 x 7.62mm machine-guns, 4 anti-tank missiles