OK request send 2D94-2G S/N 23000-UP CYLINDER HEAD Section CYLINDER HEAD 2D94-2G S/N 23000-UP Komatsu: CYLINDER HEAD 030010 ROCKER ARM 030020 CYLINDER HEAD COVER 030030 AIR INTAKE MANIFOLD 030040 EXHAUST MANIFOLD 030050 AIR CLEANER 030060 MUFFLER(#23012-) 030070