Piston Dimensions and Clearances

PISTON SPECIFICATIONS
O.D (Standard) 84.97-85.00 mm (3.3453-3.3465 inch)
Piston-To-Cylinder Clearance 0.01-0.03 mm (0.0004-0.0012 inch)
Ring Groove Width
No. 1 1.22-1.24 mm (0.0480-0.0488inch)
No. 2 1.52-1.54 mm (0.0598-0.0606inch)
Oil 3.01-3.03 mm (0.1185-0.1193inch)
Available Over Size
First 0.25 mm (0.010 inch)
Second 0.50 mm (0.020 inch)
Third 0.75 mm 0.03O inch)
Forth 1.00 mm (0.040 inch)