Piston, Engine

Diameter [90° to bore axis and 16.55 mm below oil ring]
Standard 77.95-77.96 mm (3.0691-3.0698 in)
0.25 over 78.20-78.23 mm (3.079-3.080 in)
0.50 over 78.453-78.475 mm (3.089-3.090 in)
Piston-to-cylinder clearance
Standard 0.038-0.053 mm (0.0015-0.0020 in)
Maximum 0.10 mm (0.0039 in)