7 Aircraft engine tooling and aircraft engine parts, namely, air filters, agitators for circulating liquid media, bushings, clamps for use in the precision clamping of work pieces, ducted fans, aircraft engine intake manifolds, particulate air filters for exhaust systems for internal combustion engines, gas diverters consisting of engine preheaters, fuel filters, fuel injectors, fuel pumps, fuel valves, gascolators, exhaust mufflers, ignition coils, power-operated hand-held crimpers, oil coolers, oil filters, spark plugs, turbochargers, rocker arms, push rods, cooling radiators, water pumps, engine bearings, engine camshafts, engine rods, engine mufflers, afterburners, gas turbine engines, electric compressors, combustion chambers, fan shafts, turbine blades, crankcases being parts of machines, engine hydraulic torque converters, bearing sumps, bearing seals, gear motors not for land vehicles, spark plug ignition wires, mechanical lifts for engines or hydraulic lifts for engines, lift fixtures that assist with the operation of the lift and lowering of an engine in and out of a stand; bearing brackets, electric nail extractors, hydraulic pumps, all the foregoing for the maintenance, overhaul, and repair of aircraft engines; ignition system testing parts, namely, spark plugs, coils, hydraulic valve actuators, compressors as parts of machines and aircraft engines, and vertical turbine pumps