Cooper (R56) L4-1.6L (N12) (2008)
Attach special tool 11 9 620 in conrod big end.
Press out connecting rod and piston to cylinder head side.
Warning:
Protective goggles must be worn for the next work step.
Warning:
Protective goggles must be worn.
Important:
Piston and gudgeon pins are paired and must not be fitted individually.
Lever out piston pin circlip with a screwdriver in direction of arrow.
If necessary, replace connecting rods.
Installation:
The gudgeon pin must be able to be pressed through the liner by hand with little force and must not display any significant play.
Measure piston installation clearance:
Measure piston diameter with micrometer at measuring point A from bottom edge of piston and offset at 90' to the axis of the gudgeon pin.
Piston diameter at measuring point A.