wind and compressed air engines.
rocket prime movers, liquid type, including liquid jet assisted take off (jato) units, for use in aircraft, rockets, and guided missiles; liquid propellants encased in consumable containers, intended for insertion into missile propulsion systems as integral parts.
compressor and turbine rotors; blades; combustion chamber; accessory gear box; afterburner; exhaust cone; reservoirs, hydraulic; tank, oil.
airflow deflectors; combustion chambers, compressors, turbines, accessory gear boxes and their components.
mercury vapor turbines.
automotive, industrial, marine, locomotive, and all other types of diesel and semi-diesel engines.
complete engine assemblies; piston rings; cylinders; pistons; camshafts; crankshafts.
gas reciprocating engines; all gasoline reciprocating engines except aircraft prime moving.