Praga D

The Praga Hostivař D was a four-cylinder, air-cooled, horizontally opposed aircraft engine first produced in Czechoslovakia in 1936 but which enjoyed its greatest success after World War II due to the explosion in popularity of sports flying. A version for helicopters was produced post World War II as the Praga DH

Applications

 * Mráz M-2 Skaut
 * Aero XE-II
 * IFIL-Reghin RG-6 (1957)