Piston, Engine

Piston Diameter @ 42 mm (1.6353 inch) below Crown 92.957-92.972 mm (3.6597-3.6603 inch)
Piston Pin Bore Diameter 23.002-23.007 mm (0.9056-0.9058 inch)

Piston Ring Groove Inside Diameter
First Compression Ring 84.750-85.000 mm (3.3366-3.3464 inch)
Second Compression Ring 83.400-83.650 mm (3.2835-3.2933 inch)
Oil Control Ring 85.670-85.920 mm (3.3728-3.3827 inch)

Piston Ring Groove Width
First Compression Ring 1.230-1.255 mm (0.0484-0.0494 inch)
Second Compression Ring 1.530-1.555 mm (0.0602-0.0612 inch)
Oil Control Ring 2.530-2.555 mm (0.0996-0.1006 inch)

Piston to Bore Clearance 0.020-0.051 mm (0.0008-0.0020 inch)