German, single-engine, piston-engined fighter ME-109
Single-engine piston -engined fighter - low-wing Luftwaffe ME-109
Single-engine piston-engined fighters-low-flying above the ground
Hand-drawn art of a twin-engine piston night fighter "filin" on the desktop
Ten-cylinder engine - piston internal combustion engine with 10 cylinders
Car racing for the piston Cup in difficult conditions