Aftermarket replacement Swing Motor Gearbox EX300-1 Excavator

Overhaul Rebuild Kit for Perkins 404C-22T Shibaura N844LT-C Engine Turbocharged HR HRC Build Note: If you need this N844 overhaul,please contact us,because we need to check the piston picture and diameter,height and the diameter of the valve to be checked,thank you. The Cylinder Liner is Semi-finished type Application: Models with Perkins 404C-22T Shibaura N844LT-C Engine，not only these models. Content: 1 Set of Overhaul Gasket Kit 4 Cylinder Liners 4 Pistons STD 4 Piston Pins 8 Snap Rings 4 Rod Bushings Set Rings For 4 Pistons STD 1 Set of Main Bearings 1 Set of Rod Bearings 1 Set of Thrust Bearings 4 Intake Valves 4 Exhaust Valves 8 Valve Guides 4 Intake Valves Seats 4 Exhaust Valves Seats this is an aftermarket replacement