Genuine Stella Auto cylinder head and camshaft diagram showing cylinder head cover, cylinder head cover packing, cylinder head gasket, intake valve, exhaust valve, valve stem seal, valve spring retainer, valve spring seat, valve cotter, rocker arm assembly, rocker arm shaft, rocker arm plate, needle cage bearing, camshaft bearing, temperature sensor, breather tube, gasket set, tappet adjusting screw, tappet adjuster nut, and mounting hardware for OEM Stella Auto cylinder head and valve train replacement parts.