Piston, Engine

Piston diameter
STD Mark 1 93.902 to 93.912 mm (3.6969 to 3.6973 in.)
Mark 2 93.912 to 93.920 mm (3.6973 to 3.6976 in.)
Mark 3 93.920 to 93.930 mm (3.6976 to 3.6980 in.)
O/S 0.5 94.402 to 94.430 mm (3.7168 to 3.7177 in.)

Piston oil clearance
STD 0.090 to 0.111 mm (0.0035 to 0.0044 in.)
Maximum 0.13 mm (0.0051 in.)