Piston, Engine

Block and Piston Inspection
Piston Diameter
Standard (New):
No Letter (or A) 86.980 - 86.990 mm (3.4244 - 3.4248 inch)
B 86.970 - 86.980 mm (3.4240 - 3.4244 inch)

Service Limit:
No Letter (or A) 86.930 mm (3.4224 inch)
B 86.920 mm (3.4220 inch)
Oversize Piston Diameter 0.25: 87.230 - 87.240 mm (3.4342 - 3.4346 inch)

Piston, Pin, and Connecting Rod
Piston Pin Diameter
Standard (New) 21.961 - 21.965 mm (0.8646 - 0.8648 inch)
Service Limit 21.953 mm (0.8643 inch)

Piston Pin-to-Piston Clearance
Standard (New) -0.005 to +0.002 mm (-0.00020 to +0.0008 inch)
Service Limit 0.005 mm (0.0002 inch)

Piston Pin-to-Connecting Rod Clearance
Standard (Now) 0.005 - 0.015 mm (0.0002 - 0.0006 inch)
Service Limit 0.02 mm (0.0008 inch)