Piston: Specifications

Pistons
Diameter 81.975-81.993 mm (3.2274-3.2281 in.)
Piston-to-Cylinder Bore Clearance - Standard 0.007-0.038 mm (0.0003-0.0015 in.)
Piston-to-Cylinder Bore Clearance - Maximum 0.10 mm (0.0039 in.)
Ring Groove Clearance - Lower Compression Ring 0.030-0.070 mm (0.0012-0.0028 in.)
Ring Groove Clearance - Upper Compression Ring 0.020-0.070 mm (0.0009-0.0028 in.)