Piston, Engine

Piston diameter - coded red 96.795-96.782 mm (3.8108-3.8103 inch)
Piston diameter - coded blue 96.808-96.795 mm (3.8113-3.8108 inch)
Piston diameter - coded yellow 96.821-96.808 mm (3.8119-3.8113 inch)
Piston-to-cylinder bore clearance (uncoated clearance) 0.018-0.044 mm (0.0007-0.0017 inch)
Piston ring end gap - compression (top, in gauge) 0.17-0.33 mm (0.0067-0.0130 inch)
Piston ring end gap - compression (bottom, in gauge) 0.3-0.55 mm (0.0 118-0.0217 inch)
Piston ring end gap - oil ring (steel rail, in gauge) 0.15-0.65 mm (0.006-0.026 inch)
Piston ring groove width - compression (top and bottom) 1.54-1.52 mm (0.0606-0.0598 inch)
Piston ring groove width - oil 3.05-3.03 mm(0.1201-0.1193 inch)
Piston ring width - compression (top and bottom) 1.460-1.490 mm (0.0575-0.0587 inch)
Piston ring width - oil Side seal, snug fit ring
Piston ring-to-groove clearance - 1st ring 0.030-0.080 mm (0.0012-0.0032 inch)
Piston ring-to-groove clearance - 2nd ring 0.030-0.080 mm (0.0012-0.0032 inch)
Piston pin bore diameter 23.014-23.018 mm (0.9061-0.9062 inch)
Piston pin diameter 23.000-23.003 mm (0.9055-0.9056 inch)
Piston pin length 63.55-63.05 mm (2.5020-2.4823 inch)
Piston pin-to-piston fit 0.011-0.018 mm (0.0004-0.0007 inch)
Piston-to-connecting rod clearance Press fit 8 kilonewtons (1,800 lbs)