7 Components for fuel injectors for land vehicle engines, namely, control valves, plungers, needles, armatures, support tubes, valve sleeves, conductor barrels, guide bushings, lower guides, nozzles, valves, disks, shims, spools, clevises, barrels, cases, quill tubes, load screws, piston checks, valve bodies, inlet tubes, high pressure fittings and components for fuel pumps for land vehicle engines, namely, pump housing, pistons, seal holders, retainers, relief bodies, cylinders, cylinder holders, flow control valve assemblies, plungers, valves, pump shafts and high pressure fittings