Piston, Engine

DIMENSIONS
Dimension "a": 52 mm (2.05 inch)
Piston Pin Diameter: 20.989 - 21.001 mm (0.8263 - 0.8268 inch)
Piston Clearance To Cylinder Bore: 0.020 - 0.040 mm (0.0008 - 0.0016 inch)
Piston Pin Hole Diameter "d": 20.987 - 20.999 mm (0.8263 - 0.8267 inch)
Pin/Hole Interference Fit: -0.004 - 0 mm (-0.0002 - 0 inch)
Pin To Rod Bearing Clearance
Standard: 0.005 - 0.017 mm (0.0002 - 0.007 inch)
Limit: 0.023 mm (0.009 inch)
Piston Skirt "A":
Standard:
Grade No. 1: 88.970 - 88.980 mm (3.4238 - 3.4242 inch)
Grade No. 2: 88.980 - 88.990 mm (3.4242 - 3.4246 inch)
Grade No. 3: 88.990 - 89.000 mm (3.4246 - 3.4250 inch)
Oversize:
0.5 mm (0.020 inch): 89.470 - 89.500 mm (3.5224 - 3.5236 inch)
1.0 mm (0.039 inch): 89.970 - 90.000 mm (3.5421 - 3.5433 inch)