7
Machines and machine tools; motors and engines (except for land vehicles); machine coupling and transmission components (except for land vehicles); agricultural implements other than hand-operated; incubators for eggs.
engine bearings, namely, bolt protectors, cam bearings, connecting rod bearings, main bearings, piston pin bushings, plastigage, connecting rod forgings, shim sets, shim stock thrust washers; engine parts, namely, camshafts, flywheels, ring gears, freeze plugs, head bolts, hydraulic lifters, mechanical lifters, oil coolers, after coolers, oil pumps, push rods, rocker arm assemblies, namely, rocker arms, rocker arm shafts, roller rocker arms, rotocaps; sleeve assemblies, namely sleeve bearings, sleeve nuts, sleeve valves, sleeve insert bushings, sleeve inserts, speed sets, namely, speed screws, speed stabilizers; timing gears, timing sprockets, valve guides, valve keepers, valve seats, valve spring inserts, valve retainers, valve stem seals, valves; engine and transmission mounts not for land vehicles, pistons, lock rings, pin retainers, piston pins; piston rings piston groove inserts, tappets, water pumps, engine cylinder sleeves, timing chains, sprockets, and fan clutches