7 Aircraft engine tooling parts, namely, air filters, agitators for circulating liquid media, bushings, clamps for use in the precision clamping of work pieces, cylinders, 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 level senders, fuel valves, gascolators, namely, main line fuel strainers, gaskets, 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, fans, electric compressors, combustion chambers, fan shafts, joints for connecting sliding strips, plates, guides, mounting fasteners for exhaust systems for internal combustion engines, turbine blades, crankcases, gearboxes other than for land vehicles, stator actuators being parts of machines, engine hydraulic torque converters, bearing sumps, bearing seals, gear motors not for land vehicles, spark plug ignition wires, engine lifts, lift fixtures, bearing brackets, hydraulic actuated sets, electric nail extractors, jack screws, torque fixtures, hydraulic pumps, and torque multipliers, all the foregoing for the maintenance, overhaul, and repair of aircraft engines; ignition system testing parts, namely, spark plugs, wires, coils, distribution rotors, hydraulic valve actuators, compressors as parts of machines and aircraft engines, and vertical turbine pumps