Piston, Engine

Piston
Diameter
Coded red (before coating) 96.795-96.782 mm (3.81082-3.81031 inch)
Coded blue (before coating) 96.808-96.795 mm (3.81133-3.81082 inch)
Coded yellow (before coating) 96.821-96.808 mm (3.81184-3.81133 inch)
Clearance-to-cylinder bore (uncoated clearance) 0.018-0.044 mm (0.00071-0.00173 inch)
Ring end gap
Compression (top, in gauge) 0.17-0.33 mm (0.0067-0.0130 inch)
Compression (bottom, in gauge) 0.3-0.55 mm (0.0118-0.0217 inch)
Oil ring (steel rail, in gauge) 0.15-0.65 mm (0.006-0.026 inch)
Ring groove width
Compression (top) 1.535-1.52 mm (0.0604-0.0598 inch)
Compression (bottom) -
Oil 3.05-3.03 mm (0.12001-0.11929 inch)
Ring width
Compression (top and bottom) 1.460-1.490 mm (0.05748-0.05866 inch)
Oil ring Side seal, snug fit ring
Ring-to-groove clearance
1st ring 0.030-0.065 mm (0.0012-0.00315 inch)
2nd ring 0.030-0.070 mm (0.0012-0.0028 inch)
Piston pin
Bore diameter 23.014-23.018 mm (0.90606-0.90622 inch)
Pin diameter 23.000-23.003 mm (0.90551-0.90563 inch)
Pin length 63.55-63.05 mm (2.5096-2.4823 inch)
Pin-to-piston fit 0.011-0.018 mm (0.00043-0.00071 inch)