OK request send 4D130-1F S/N 10544-UP CYLINDER BLOCK Section CYLINDER BLOCK 4D130-1F S/N 10544-UP Komatsu: CYLINDER BLOCK (1/2)(#10554-) 060010 CYLINDER BLOCK (2/2)(#10554-) 060020 GEAR CASE COVER AND FRONT SUPPORT(#10554-) 060030 OIL PAN(#10554-) 060040 FLYWHEEL AND FLYWHEEL HOUSING(#10554-) 060050 CRANKSHAFT(#10554-) 060060 PISTON AND CONNECTING ROD(#10554-) 060070 CAMSHAFT AND TAPPET(#10554-) 060080 BALANCER(#10554-) 060090