7 Aircraft engines; combustion engines for aircraft; electric motors for aircraft; engines for use in powering aircraft; power transmissions for aircraft; hydraulic valve actuators and hydraulic linear actuators; hydraulic control systems for engines, other than for vehicles; hydraulic engines and motors; internal combustion motors other than for land vehicles; electric motors for machines; parts of motors and engines for vehicles and apparatus for locomotion by land, air or water, and accessories for use therewith, namely, fuel systems comprised of fuel metering injectors and in-cylinder fuel injectors, compressors as part of machines, motors and engines, engine power boosting systems comprised of an electronic fuel injection module, compressors for engines, pumps being parts of motors and engines, jet pumps being parts of motors and engines, tanks and reservoirs for liquids being parts of motors and engines in the nature of oil tanks and fuel tanks, oil filters, fuel filters and air filters being parts of motors and engines, oil tank breathers, fuel tank breathers and crankcase breathers being parts of motors and engines, regulators being parts of motors and engines, cylinder head engine blocks being parts of motors and engines, combustion chambers being parts of motors and engines, engine exhaust systems comprised of pipes, collectors and mufflers, turbochargers being parts of motors and engines; pumps as parts of machines, engines or motors; mechanical motor control apparatus, namely, speed controllers for machines, engines and motors; parts of engines, namely, fuel pumps, oil pumps, jet pumps, mechanical speed controllers, pneumatic and hydraulic valve actuators, air injectors, fuel injectors, air compressors, air regulators, fuel regulators, all for use on engines for aircraft; Actuators for mechanisms, namely, linear actuators, hydraulic actuators for valves, namely, pneumatic valve actuators, mechanical valve actuators; electrical power generation systems for propulsion in air vehicles, namely, electric motors for air vehicles, electric ducted fans for air vehicles, and hydraulic power units for air vehicles; electrical power generation systems other than for land vehicles, namely, watercraft motors, aircraft motors, electric engines not for land vehicles, electric ducted fans not for land vehicles, and hydraulic power units not for land vehicles; spark plugs; injectors for engines; air compressors; pumps as parts of machines, namely, fuel pumps for vehicles for locomotion by air or water, oil pumps for vehicles for locomotion by air or water; pumps for machines for the extraction of gases; pumps for machines for the extraction of liquids; pumps for machines for the extraction of vapour; pumps for cooling engines; apparatus for the control of power supply to electrically driven motors, namely, alternators; exhaust system emissions levels sensors being parts of internal combustion engines