... manifold, retaining plate, sring lock washer, cheese head screw, o-seal,screw plug, cover plug, cylinder liner, hexagon bolt, plain ... washer, tooth lock washer, cylinder head bolt, straight pin, sleeve,packing compound, crankcase end cover, housing/case, flanged bush, ... rings, piston pin,snap ring, cylinder head cover, valve seat intake, valve seat exhaust, cover, valve guide, outer valve spring, ...