Main Moving System: Piston: Replacement

Check the cylinder bore size code on the cylinder block bottom face.

Fig 1: Identifying Cylinder Bore Size Code
Courtesy of HYUNDAI MOTOR CO.

Fig 2: Cylinder Bore Inner Diameter Table
Courtesy of HYUNDAI MOTOR CO.
Check the piston size code on the piston top face.

Fig 3: Identifying Piston Size Code
Courtesy of HYUNDAI MOTOR CO.

NOTE: Stamp the grade mark of basic diameter with rubber stamp.

Fig 4: Piston Outer Diameter Table
Courtesy of HYUNDAI MOTOR CO.
Select the piston related to cylinder bore class.
Oil clearance: 0.025-0.045mm (0.00098-0.00177 in.)