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Home >> Chevrolet >> 2014 >> Camaro Z/28 >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 10 (Engine Mechanical - 3.6L - Repair Instructions - Off Vehicle) >> Repair Instructions - Off Vehicle >> Engine Block Cleaning and Inspection >> Measuring Cylinder Bore Out of Round

Measuring Cylinder Bore Out of Round

WARNING: This page is about a different variant/trim than selected.
  1. Measure both the thrust and nonthrust cylinder diameter at 10 mm (0.397 in) below the deck. Record your measurements.
  2. Calculate the difference between the 2 measurements. The result will indicate out of round at the upper end of the cylinder.
  3. Measure both the thrust and nonthrust cylinder diameter at 100 mm (3.976 in) below the deck surface. Record your measurements.
  4. Calculate the difference between the 2 measurements. The result will indicate out of round at the lower end of the cylinder.
  5. Compare your results with the Engine Mechanical Specifications (LFX) . If the cylinders exceed these specifications, the cylinder block may be oversized to 0.25 mm (0.010 in). There is only one size of oversized pistons and rings available for service.