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Home >> Pontiac >> 1990 >> 6000 V6-191 3.1L >> Repair and Diagnosis >> Specifications >> Mechanical Specifications >> Engine >> Cylinder Block Assembly >> System Specifications

System Specifications

Cylinder Bore
Diameter 89.016-89.034 mm (3.5046-3.5053 in.)
Out of Round 0.013 mm (0.0005 in.)
Taper-Thrust Side 0.014 mm (0.0005 in.)
Main Bearing Cap Bolt 50 Nm (37 lb. in.) Plus Turn 77°