OK request send N-855-1 S/N 162054-UP CYLINDER HEAD Section CYLINDER HEAD N-855-1 S/N 162054-UP Komatsu: CYLINDER HEAD 030010 ROCKER ARM AND HOUSING 030020 ROCKER ARM HOUSING COVER 030030 AIR INTAKE MANIFOLD AND RIBBON HEATER(#162054-181379) 030040 AIR INTAKE MANIFOLD AND RIBBON HEATER(#181380-) 030050 EXHAUST MANIFOLD 030060 WATER MANIFOLD AND THERMOSTAT 030070 AIR CLEANER 030080 MUFFLER 030090