When you're at an airport and see propeller aircraft, you likely think it is powered by a piston engine. This is usually true among smaller planes, like the Cessa 172 Skyhawk and the Piper Archer ...

The free piston engine, a design with opposed pistons working against compressed air springs and combining both compression and firing strokes in a single axis, doesn’t turn anything in itself ...

This 1981 A36TC Bonanza has 4,000 hours on the airframe, 15 hours since overhaul on its Continental IO-520TC, and 850 hours ...

The engine is based around a single piston and runs on compressed air. The reduced parts count is a result of using the propeller axle as a key component in the engine itself. There are flat ...

These engines produce 180 ... of the newest cutting-edge propulsion technology to raise the bar in piston-aircraft power. Doug and JP were both veteran pilots, while Diane had a background ...

Those aircraft can be classified into two main categories: small piston-engine private planes and larger turboprop-powered aircraft. Both categories have differing sizes, specifications ...

Four piston-powered engines, with their propellers synced ... Captain Ron Carpinella, a decades-long veteran of the airplane, walks confidently around Tanker 60, busily performing a preflight ...