For Komatsu PC300 5 PC310 5 PC400 5 PC410 5 Speed Sensor Oil Pressure Sensor 7861 92 1540 6735 81 8200 STD size3 pcs Piston Pin6 STD size3 pcs Piston Pin6 pcs Pin Clips3 pcs Intake Valves3 pcs Exhaust Valves 3 pcs Intake Valves Seats 3 pcs Exhaust Valves Seats 1 set Crankshaft bearing 61768 replaces 61769 since 15 08 1980 Part Number: )PC410LC 5 S N 10001 UPPC410 5 S N 10001 UPPC400 S N 20001 UP (Mighty Spec)PC400 5 S N 20001 UP (Overseas Version)PC400 5 S N 10351 UPPC400LC 5 S N 10351 UPPC400LC 5 S N 20001 UP (Overseas Version)PC300NLC 5K S N K20001 UPPC300LC 5K S N K20001 UPPC300HD 5K S N 20001 UPPC300 5K S N K20001 UPPC400HD 5K S N 20001 UPPC300LC 5LC S N A30001 UPPC300LC 5 S N A70501 UPPC400LC 5 S N A40001 A70500PC400LC 5 S N A70501 UP