Praga D
| Praga D | |
|---|---|
| Type | Air-cooled piston engine |
| National origin | Czechoslovakia |
| Manufacturer | Praga |
| First run | 1936 |
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