Piston, Engine
DIMENSIONSPiston Diameter [1]:
A (no letter):
Standard (New) 92.990 - 93.003 mm (3.6610 - 3.6615 inch)
Service Limit 92.97 mm (3.6602 inch)
B:
Standard (New) 92.980 - 92.993 mm (3.6606 - 3.6611 inch)
Service Limit 92.96 mm (3.6598 inch)
Piston Ring End-Gap:
Top Ring:
Standard (New) 0.20 - 0.30 mm (0.008- 0.012 inch)
Service Limit 0.50 mm (0.020 inch)
Second Ring
Standard (New) 0.35 - 0.50 mm (0.014- 0.020 inch)
Service Limit 0.75 mm (0.03 inch)
Oil Ring
Standard (New) 0.20 - 0.70 mm (0.008 - 0.028 inch)
Service Limit 0.80 mm (0.031 inch)
Piston To Block Clearance:
Standard (New) 0.007 - 0.030 mm (0.0002 - 0.0012 inch)
Service Limit 0.0785 mm (0.0031 inch)
Ring-to-groove Clearances:
Top Ring Clearance
Standard (New) 0.035 - 0.065 mm (0.0014 - 0.0026 inch)
Service Limit 0.13 mm (0.005 inch)
Second Ring Clearance
Standard (New) 0.030 - 0.060 mm (0.0012 - 0.0024 inch)
Service Limit 0.13 mm (0.005 inch)
[1] Measured at 17 mm (0.67 inch) from the bottom of the skirt.