Piston

DIMENSIONS
Diameter:
STD
Mark 1 93.356 - 93.366 mm (3.6754 - 3.6758 inch)
Mark 2 93.367 - 93.376 mm (3.6759 - 3.6762 inch)
Mark 3 93.377 - 93.386 mm (3.6763 - 3.6766 inch)
O/S 0.50 93.856 - 93.886 mm (3.6951 - 3.6963 inch)

Oil Clearance:
STD 0.134 - 0.154 mm (0.0053 - 0.0060 inch)
Maximum 0.174 mm (0.0069 inch)

Ring Groove Clearance:
No. 1 0.040 - 0.080 mm (0.0016 - 0.0031 inch)
No. 2 0.030 - 0.070 mm (0.0012 - 0.0028 inch)