Dimension & Clearance Specifications - Piston

Cylinder Clearance:
Bore 1, 2 and 3:
Standard (New) 0.006-0.044 mm (0.0002-0.0017 inches)
Service Limit (Maximum) 0.070 mm (0.0028 inches)
Bore 4:
Standard (New) 0.016-0.054 mm (0.0006-0.0021 inches)
Service Limit (Maximum) 0.070 mm (0.0028 inches)


Skirt Outer Diameter [1]:
Standard (New) 81.966-81.984 mm (3.2270-3.2277 inches)
Service Limit (Maximum) 81.956 mm (3.2266 inches)

[1] @ 5 mm (0.20 inches) from bottom of piston.


Piston Protrusion:
Above Deck:
Standard (New) 0.300 mm (0.0118 inches)
Service Limit (Maximum) 0.379 mm (0.0149 inches)
Below Deck:
Standard (New) 0.066 mm (0.0026 inches)
Service Limit (Maximum) 0.145 mm (0.0057 inches)


Piston Pin:
Bore:
Standard (New) 19.502-19.507 mm (0.7678-0.7680 inches)
Service Limit (Maximum) 19.507 mm (0.7680 inches)
Clearance:
Standard (New) 0.002-0.011 mm (0.0001-0.0004 inches)
Service Limit (Maximum) 0.011 mm (0.0004 inches)
Diameter:
Standard (New) 19.496-19.500 mm (0.7676-0.7677 inches)
Service Limit 19.496 mm (0.7676 inches)