Dimension & Clearance Specifications - Piston

Piston-to-Cylinder Bore Clearance 0.02-0.04 mm (0.0008-0.0015 inch)

Diameter
Original 73.970-73.990 mm (2.9122-2.9130 inches)
Oversize [1] 74.220-74.230 mm (2.9220-2.9224 inches)
Oversize [2] 74.470-74.480 mm (2.9319-2.9323 inches)

[1] 0.25 mm (0.0098 inch)
[2] 0.50 mm (0.0197 inch)