OK request send 3D72N-2BB S/N 12864-UP Section 3D72N-2BB S/N 12864-UP Komatsu: CYLINDER HEAD 030000 CYLINDER BLOCK 060000 LUBRICATING OIL SYSTEM 090000 FUEL SYSTEM 120000 COOLING SYSTEM 150000 ELECTRICAL SYSTEM 180000 ACCESSORY 210000 TOOL AND KIT 240000