Overhaul Kits Description
This Overhaul Kits is indexed for Models with Mitsubishi 4D31, 4D31-T, 4D31RCT EngineRefer Kato HD400SEV, HD-400VII, HD-450, HD-450VII Excavator,not only these models. Content: 1 Set of Overhaul Gasket Kit4 Cylinder Liners4 Pistons STD4 Piston Pins8 Snap Rings4 Rod BushingsSet Rings For 4 Pistons STD1 Set of Main Bearings1 Set of Rod Bearings1 Set of Thrust Bearings4 Intake Valves4 Exhaust Valves8 Valve Guides4 Intake Valves Seats4 Exhaust Valves Seats. Compare reference number pilotpart087653-01 against the label on your existing Mitsubishi component before ordering.
Before checkout, compare OEM part number pilotpart087653-01, connector layout, mounting position, and machine serial number. For high-value or fitment-sensitive parts, submit the fitment form below so support can verify the match.




