Piston, Engine

Piston diameter
at 25.6 mm (1.008 inch) from the piston head 78.925 - 78.935 mm (3.1073 - 3.1077 inch)
Piston oil clearance
STD 0.065 - 0.088 mm (0.0026 - 0.0035 inch)
Maximum 0.10 mm (0.0039 inch)