Regal V6-191 3.1L VIN M SFI (1995)
Piston Pin: Specifications
Revised Piston Pin Clearance
This article has been updated with bulletin No.: 57-61-23A.
REVISED PISTON PIN CLEARANCE SPECIFICATION
There has been a mid-year change in the piston pin clearance. It has been reduced to prevent piston pin noise (Refer to bulletin 57-61-24).
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Engines produced prior to January 1995
0.0126 mm - 0.0245 mm (0.0005 in. - 0.0010 in.)
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Engines produced after December 1994
0.0096 mm - 0.0216 mm (0.0003 in. - 0.0008 in.)
