| Answer | Crossword Clue |
|---|---|
| driveshafts | A rotating shaft that transmits torque in an engine |
| driveshaft | A rotating shaft that transmits torque in an engine |
| autogyro | aircraft with an unpowered, horizontally rotating propeller on a shaft above the fuselage that provides lift for the machine, with forward propulsion being provided by a conventional propeller: superseded in most applications by the helicopter |
| autogiro | aircraft with an unpowered, horizontally rotating propeller on a shaft above the fuselage that provides lift for the machine, with forward propulsion being provided by a conventional propeller: superseded in most applications by the helicopter |
