37 Repair of trucks, box trucks, tractors, buses, vans, coaches, earth moving machines, automobiles, boats, aircrafts; installation services for aircraft motors and engines, air filters for vehicle motors and engines, airplane motors, alternators for land vehicles, automotive engine blocks, bearings for transmission shafts, belts for transmissions other than for land vehicles, boat motors and engines, camshafts for vehicle motors, catalytic converters for motors and engines, clutches for machines, compressors for machines, connecting rods for machines, motors and engines, cooling radiators for motors and engines, diesel engines for machines, diesel engines not for land vehicles, catalytic converters, EGR valves, PCV valves, engine bearings, engine or motor mufflers, engines and motors for the generation of electricity, engines for aerostation purposes, engines not for land vehicles, fan belts for motors and engines, fans for machine engines, fuel pumps for land vehicles, generators for land vehicles, hydraulic torque converters not for land vehicles, internal combustion engines for boats, internal combustion engines for machine operation and replacement parts therefor, internal combustion engines for power generation, transmission seals, motor cylinders for land vehicles, motor cylinders for vehicles, motors and engines used in industrial applications, engines and motors for air and water vehicles, aircraft and boats, oil filters for motors and engines, oil pumps for land vehicles, oil pumps for use in motors and engines, oil, gas and air filters for vehicle motors and engines, planetary gear motors, power transmission belts for machines, motors and engines used in industrial applications, power transmissions and gearing for machines not for land vehicles, starter motors, starters for motors and engines, transmission belts not for land vehicles, transmission gears for machines, turbochargers for machines, carburetors, engine cases, engine cam protectors, intake manifolds, cam covers, power valve for carburetors, diesel engine heating plugs, transmission belts for land vehicles, clutches for land vehicles, engines for land vehicles, fuel lines for vehicles, gears for vehicles, land vehicle parts, namely, axles, transmissions, differentials, drive belts, drive gears, land vehicle transmissions and replacement parts therefor, motors and engines for land vehicles, power transmissions and gearing for land vehicles, reversing gears for land vehicles, transmission cases for land vehicles, transmission mechanisms for land vehicles, transmission mounting plates for land vehicles, diesel engines for land vehicles, axles for vehicles