plain bearings; namely, sleeve bearings, and bushings; rolling contact bearings; namely, ball bearings, cylindrical roller bearings, and tapered roller bearings; shims, and shim stock; pistons; [ piston connecting rods; ] piston cylinder sleeve assemblies; valves, and valve train components; carburetors; [ carburetor repair kits sold as a unit comprising valves, plungers, gaskets, fuel hoses, and float gauges; ] fuel pumps; fuel filters; fuel injection components; namely, valves, fuel hoses, fuel injectors, warm-up regulators, and fuel pressure regulators; fuel pressure regulator repair kits sold as a unit comprising gaskets, diaphragms, and screws; throttle body injector repair kits sold as a unit comprising o-rings, gaskets, washers, end-caps, clips, and diaphragms; emission control products; namely, air pump check valves, diverter bypass valves, choke pull offs, and dashpots; ignition timing components; namely, timing gears, chains, belts, and sprockets; oil pumps; water pumps; thrust washers; cam shafts; [ clutch release bearing assemblies; transmission and axle repair kits sold as a unit comprising bearings, seals, and gaskets; and parts thereof; ] all of the above goods for use in machines other than land vehicles