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Home >> Cadillac >> 2006 >> STS Base, 3.6 7, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 20 (Engine Mechanical - 4.4L (3 Of 5)) >> Off-Vehicle Repair Instructions (Part 2) >> Engine Block Cleaning and Inspection - Upper - Off Vehicle >> Cylinder Bore Diameter Measurement Procedure

Cylinder Bore Diameter Measurement Procedure

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  1. Measure the cylinder bore diameter at 41 mm (1.61 in) below the cylinder block deck surface using the J 8087  .
  2. Compare your results with the engine mechanical specifications. If the cylinder diameter exceeds the specifications, the cylinder block must be replaced. There are no oversized pistons available for service.