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Pontiac
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1989
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6000 V6-173 2.8L
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Repair and Diagnosis
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Engine, Cooling and Exhaust
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Engine
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Cylinder Block Assembly
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Specifications
Cylinder Block Assembly: Specifications
CYLINDER BORE
Diameter
89.016 mm - 89.034 mm (3.546" - 3.5033")
Out-of-Round
Max 013 mm (.0005")
Taper Production Thrust Side
Max 014 mm (.0005")
DECK SURFACE FLATNESS
Maximum Variation
.25mm (.010")