F 250 4WD Pickup V8-4.6L SOHC VIN W (1998)
Piston: Testing and Inspection
Pin Bore Diameter
WARNING: COVER THE END OF THE PIN BORE WITH A HAND OR SHOP RAG WHEN REMOVING THE RETAINER RING
SINCE IT HAS A TENDENCY TO SPRING OUT. EYE PROTECTION SHOULD BE WORN.
NOTE: Piston and piston pins are a matched set and should not be interchanged.
1. Measure the piston pin bore diameter in two directions on each side. Verify the diameter is within specification.