Computer controlled fuel dispensing pumps; Engine fuel pumps; Fuel feed apparatus for engines; Fuel ignition apparatus; Fuel ignition apparatus for internal combustion engines; Fuel injection apparatus; Fuel injection apparatus for internal combustion engines; Fuel injection devices for internal combustion engines; Fuel injection pumps; Fuel injection systems for engines; Fuel/air ratio controls (parts of engines or motors); Electric ignition apparatus for internal combustion engines; Electric ignition coils; Electric ignition devices (other than for igniting at a distance); Ignition apparatus for internal combustion engines; Ignition devices for internal combustion engines; Ignition distributors for internal combustion engines; Ignition parts for internal combustion engines; Exhaust apparatus for internal combustion engines; Exhaust apparatus for land vehicles; Exhaust bypasses; Exhaust manifold for engines; Exhaust systems for vehicles; Exhausts; Exhausts for motors and engines; Air compressing apparatus; Air compressor pumps; Air filters for automobile engines; Air induction apparatus for motors and engines; Impellers for turbo-superchargers; Inlet relief valves for turbocharged apparatus; Intercoolers for turbo chargers; Precision machines for producing parts for turbojets; Turbo-superchargers for engines; Turbo-superchargers for land vehicle engines; Turbochargers; Belt pulleys; Drive pulleys; Dynamo pulleys for vehicles; Pulleys; Control installations; Emission control apparatus (catalytic converters) for exhausts; Pneumatic apparatus for controlling pressure levels in machines; Pneumatic control apparatus; Pneumatic control apparatus for engines; Pneumatic control apparatus for vehicle engines; Pneumatic control devices; Pressure controllers (regulators) being parts of machines; Temperature control valves (parts of machines); Thermostatic control valves for machines; Vacuum control valves (parts of engines); Crank shafts; Electromagnetically operated fluid-flow valves; Flow control installations (mechanical); Fluid pressure flow control valves; Valves for measuring fluid flow; Apparatus for controlling the operation of machines (pneumatic); Control cables for machines, engines or motors; Apparatus for controlling the operation of machines (hydraulic); Apparatus for the control of machines (pneumatic or hydraulic); Apparatus for use in the control of machine tools (pneumatic or hydraulic); Apparatus for use in the control of machines (pneumatic or hydraulic); Control valves being hydraulic apparatus; Hydraulic connectors (pipes) being parts of machines; Hydraulic control apparatus for engines; Hydraulic control apparatus for machines; Hydraulic control apparatus for vehicle engines; Control valves being pneumatic apparatus; Pneumatic control valves; Superchargers; Turbo-superchargers for vehicle engines; Turbochargers for vehicle engines; Valves for turbocharged apparatus; Anti-lock brake apparatus for machines; Brake components for machines; Brake pads other than for vehicles; Disc brakes being parts of machines; Petrol injection instruments; Diesel electric generators; Diesel injection devices; Flame and spark arresters (parts of machines or engines); Spark plugs; Spark plugs for engines; Spark plugs for land vehicle engines; Compressed air control mechanisms; Control mechanisms for machines, engines or motors; Control valves (parts of machines); Fluid flow control devices (pumps); Fluid pressure control valves; Hydraulic control devices for turbines; Mechanical apparatus for the control of machines; Mechanical control apparatus (electric); Mechanical control apparatus (hydraulic); Mechanical control apparatus (pneumatic); Mechanical control apparatus for engines