ARMY TM 9-2815-260-24 AIR FORCE TO 38G1-126-2 MARINE CORPS TM 09244A/09245A-24 5-87 Table 5-10.  Cylinder Liner Thickness Specifications. Item Specification Cylinder Liner Thickness 0.2313 - 0.2510 in. (5.875 - 6.375 mm) Packing Step Dimension 0.07947 - 0.09002 in. (2.0185 - 2.2865 mm) (j) Measure cylinder liner height above cylinder block as follows: 1 Ensure that cylinder liner bore in cylinder block and top deck of cylinder block are clean. 2 Install cylinder liner in cylinder liner bore without O-rings and packing. 3 Ensure that cylinder liner rotates smoothly by hand.  If cylinder liner does not rotate smoothly by hand, remove cylinder liner and polish cylinder liner bore with emery cloth or Brush.  Use shop towel or other suitable means to collect debris when polishing cylinder liner bore. 4 Position cylinder liner with liner mark towards front of engine.  Secure with capscrews and washers, refer to paragraph 5.4.5.  Torque capscrews to 50 lb-ft (68 Nm). 5 Using Piston and Liner Height Gauge and Dial Indicator, measure cylinder liner height above cylinder block at 1, 5, 7, and 11 o’clock positions as viewed from back of engine.  Record measurement.  Compare cylinder liner height above cylinder block with specifications given in Table 5-11. Table 5-11.  Piston and Cylinder Liner Specifications. Item Specification Piston-to-Liner Clearance (Measured at Bottom of Piston Skirt) for Turbocharged Engines 0.003 - 0.006 in. (0.08 - 0.15 mm) Maximum Permissible Cylinder Out-of- Round 0.002 in. (0.05 mm) Maximum Permissible Cylinder Taper 0.002 in. (0.05 mm) Liner Height Above Block 0.001 - 0.004 in.(0.030 - 0.100 mm) Maximum Permissible height differences a Nearest Point of Two Adjacent Liners or Within A Single Liner 0.002 in. (0.05 mm)