Mi-17/Mi-8MT/Mi-8MTV/Mi-17V Hip-H
These designations refer to the mid-life upgrade given to the original Mi-8 (see "Description," above). Those with a V designation are the armed configuration and are equipped with bolt-on armor on the side and behind the pilot's seat, ASO-3 and ASO-2 chaff/flare countermeasures system (consisting of three banks of launchers on each side and underneath the tailboom), Hot Brick IR jammers and IR suppressors over the engine exhausts. It was first shown in August 1989
Mi-17P
This is an improved electronic countermeasures (ECM) helicopter fitted for electronic warfare, communications jamming and intercept.
Mi-17PI
Similar to Mi-17P, but with one D-band jammer.
Mi-17PG
Similar to Mi-17P, but with H/I-band pulse and continuous wave jamming system.
Mi-17Z-II
This is an electronic warfare variant used by Czech and Slovak air forces. It is reportedly either an airborne early warning (AEW) or electronic warfare (EW) version.
Mi-17MD
This refers to the current Kazan production model. It is similar to the standard Mi-17 but has its passenger capacity increased to 40 and is fitted with built-in rear ramp that can rise to meet truncated clam-shell doors.
Mi-17KF
This is a new variant jointly developed by Kazan, Mil and Kelowna Flightcraft.
Mi-171
This Mi-17 variant is fitted with TV3-117VM engines (2,070 shaft hp) for improved lifting capability and performance.
Mi-171M/Mi-171A2
This is a new variant announced by Russian Helicopters in June 2010. It features a Klimov VK-2500PS-03 turboshaft engine, with full authority digital engine control (FADEC), modernized auxiliary power unit and main gearbox, as well as improved swashplate, main rotor head and transmission. A new X-shaped tail rotor and composite rotors are fitted.
Mi-17M/Mi-171V
This is the current production version from Kazan helicopters. It is nearly identical to Mi-171 except that it has options for armament, radar, flotation gear or fire-fighting equipment.
Mi-172
This version is also similar to Mi-171, but is equipped for civilian flight operations. It was developed under a July 2002 agreement among the Kazan plant, BAE Systems and Kelowna Flightcraft of Canada.
Mi-17 Pratap
This is the Indian air force designation for its Mi-17 aircraft.
Mi-17-1VA
This is an ambulance variant developed for Russian Ministry of Health for civilian disaster relief. It is equipped for in-flight emergency treatment.
Mi-17V5
This variant is equipped with a full glass cockpit, advanced avionics and navigation systems. It has onboard weather radar, state of the art autopilot and is compatible with third-generation night-vision goggles. A powerful winch is fitted for disaster relief operations.
Mi-171E
This helicopter is powered by VK-2500-03 engines and has a Safir 5K/G Mi auxiliary power plant to support high altitude operations.
Mi-171E2
This is an improved variant of the Mi-171E with VK-2500PS-03 high-altitude engines with increased power; full authority digital engine control (FADEC); new main rotor made of polymeric composite materials with an improved profile; an X-shaped tail rotor similar to that on the Mi-171A2; and an upgraded fuselage, modified tail and keel beams and a larger stabilizer.
Mi-171SH Storm
This is a modernized combat transport variant with upgraded engines; new rotor system with an improved profile composite main rotor and X-shaped tail rotor; and the latest variant of the President-S self-defense system. It features titanium and Kevlar armor protection.