Piston, Engine

Piston
Diameter - single grade 92.476-92.490 mm (3.6407-3.6413 in)
Clearance-to-cylinder bore 0.010 to 0.044 mm (0.0003-0.0017 in)
Ring end gap
Compression
(top, gauge diameter) 0.15-0.25 mm (0.0059-0.0098 in)
(bottom, gauge diameter) 0.30-0.55 mm (0.0118-0.0216 in)
Oil ring (steel rail, gauge diameter) 0.15-0.45 mm (0.0059-0.0177 in)
Ring groove width
Compression
(top) 1.230-1.25 mm (0.0484-0.0492 in)
(bottom) 1.530-1.55 mm (0.0602-0.0610 in)
Oil ring 2.53-2.55 mm (0.0996-0.1003 in)
Ring width
Upper comp ring 1.17-1.19 mm (0.0460-0.0468 in)
Lower comp ring 1.47-1.49 mm (0.0578-0.0586 in)
Ring-to-groove clearance (upper and lower compression rings) 0.040-0.080 mm (0.0015-0.0031 in)
Pin bore diameter 23.002-23.006 mm (0.9055-0.9057 in)

Piston Pin
Diameter 22.998-23.000 mm (0.9054-0.9055 in)
Length 55.975 mm (2.203 in)
Fit-to-piston 0.002 to 0.008 mm (0.00007-0.0003 in)
Clearance-to-connecting rod 2.7 mm (0.1 in)