Original Czech Governors

P-ABC-X/Y series governors are state of the art, low weight, compact and affordable constant speed governors developed especially for piston engines applications with single acting counterweighted or uncounterweighted propellers.



Our governors fits the variety of applications on Lycoming, Continental, Rotax and other engines with Hartzell, McCaulley, Hoffmann, Woodcomp, Whirlwind and MT propellers …..

At the present days you can meet our governors all around the world at airplanes as Cessna, Piper, Beech, Maule, American Champion, Robin, Vans Aircraft, New Glassair, Lancair, Velocity ...


So far Jihostroj produced over 8.000 propeller governor units for wide range of applications.