Pathfinder 2WD V6-4.0L (VQ40DE) (2009)
Piston: Service and Repair
HOW TO SELECT PISTON AND BEARING
How to Select Piston and Bearing
DESCRIPTION
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The identification grade stamped on each part is the grade for the dimension measured in new condition.
This grade cannot apply to reused parts.
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For reused or repaired parts, measure the dimension accurately. Determine the grade by comparing the measurement with the values of each
selection table.
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For details of the measurement method of each part, the reuse standards and the selection method of the selective fitting parts, follow the
applicable procedures.
HOW TO SELECT PISTON
When New Cylinder Block is Used
Check the cylinder bore grade [(1), (2), or (3)] on rear side of cylinder block, and select piston of the same grade.
NOTE:
Piston is available with piston pin as a set for the service part. (Only (0) grade piston pin is available.)
When Cylinder Block is Reused
1. Measure the cylinder bore inner diameter. Refer to See: Service and Repair/Overhaul/Inspection After Disassembly.