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− − [ ] − − − − [ ] − − − − − − [ ] − − − − [ ] − − − − − + − + − − − − ――― − − Engine Block (cont’d) Item Measurement Qualification Standard or New Service Limit 2-6 Standards and Service Limits Piston ring Ring-to-groove clearance Top (K20A3 engine) 0.035 0.060 mm (0.0014 0.0024 in.) 0.13 mm (0.005 in.) Top K20A2 (2002-2004 models), K20Z1 (2005-2006 models) engines 0.040 0.065 mm (0.0016 0.0026 in.) 0.13 mm (0.005 in.) Second (K20A3 engine) 0.030 0.055 mm (0.0012 0.0022 in.) 0.13 mm (0.005 in.) Second K20A2 (2002-2004 models), K20Z1 (2005-2006 models) engines 0.045 0.070 mm (0.0018 0.0028 in.) 0.13 mm (0.005 in.) Ring end gap Top 0.20 0.35 mm (0.008 0.014 in.) 0.60 mm (0.024 in.) Second (K20A3 engine) 0.40 0.55 mm (0.016 0.022 in.) 0.70 mm (0.028 in.) Second K20A2 (2002-2004 models), K20Z1 (2005-2006 models) engines 0.50 0.65 mm (0.020 0.026 in.) 0.75 mm (0.030 in.) Oil (K20A3 engine) 0.25 0.65 mm (0.010 0.026 in.) 0.75 mm (0.030 in.) Oil K20A2 (2002-2004 models), K20Z1 (2005-2006 models) engines 0.20 0.70 mm (0.008 0.028 in.) 0.80 mm (0.031 in.) Piston pin O.D. 21.961 21.965 mm (0.8646 0.8648 in.) 21.953 mm (0.8643 in.) Pin-to-piston clearance 0.005 to 0.002 mm ( 0.00020 to 0.00008 in.) 0.005 mm (0.0002 in.) Connecting rod Pin-to-rod clearance 0.005 0.015 mm (0.0002 0.0006 in.) 0.02 mm (0.0008 in.) Small-end bore diameter 21.970 21.976 mm (0.8650 0.8652 in.) Large-end bore diameter K20A3 engine 48.0 mm (1.89 in.) K20A2 (2002-2004 models), K20Z1 (2005-2006 models) engines 51.0 mm (2.01 in.) End play 0.15 0.30 mm (0.006 0.012 in.) 0.40 mm (0.016 in.) |