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2009
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Cobalt L4-2.2L
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Repair and Diagnosis
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Mechanical Specifications
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Cylinder Block Assembly
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Piston, Engine
Piston, Engine
PISTON
CLEARANCE
Piston
To Bore Clearance, without polymer
0.010-0.041 mm (0.0004-0.0016 in)
PISTON
DIAMETER
Piston
Diameter - @14.5 mm up
85.967-85.982 mm (3.3845-3.3851 in)