Operation CHARM
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Buick
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1998
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Regal V6-3100 3.1L VIN M SFI
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Repair and Diagnosis
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Specifications
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Mechanical Specifications
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Engine
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Cylinder Block Assembly
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Piston, Engine
Piston, Engine
Diameter-Gaged On The Skirt 12 mm Below The Centerline Of The
Piston Pin
Bore
88.974 - 89.001 mm (3.5029 - 3.5040 inch)
Clearance
0.032 - 0.068 mm (0.0013 - 0.0027 inch)
Pin Bore
23.006 - 23.013 mm (0.9057 - 0.9060 inch)