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SPECIFICATIONS TSB Revision ENGINE OVERHAUL <2.4L ENGINE> 11B-72 Valve spring load/installed height N (lb)/mm (in) 267 (60)/44.2 (1.74) − Valve spring out-of-squareness 2 ° or less 4 ° Valve seat valve contact width mm (in) 0.9 − 1.3 (0.04 − 0.05) − Valve guide inside diameter mm (in) 6.0 (0.24) − Valve guide projection from cylinder head upper surface 14.0 (0.55) − Valve stem projection mm (in) Intake 48.33 (1.903) 48.83 (1.922) Exhaust 48.34 (1.903) 48.84 (1.922) Oversize rework dimensions of 0.05 oversize diameter 11.05 − 11.07 (0.4350 − 0.4358) − 0.25 oversize diameter 11.25 − 11.27 (0.4429 − 0.4437) − 0.50 oversize diameter 11.50 − 11.52 (0.4528 − 0.4535) − Intake oversize rework dimensions 0.3 oversize diameter 35.30 − 35.33 (1.3898 − 1.3909) − 0.6 oversize diameter 35.60 − 35.63 (1.4016 − 1.4028) − Exhaust oversize rework 0.3 oversize diameter 33.30 − 33.33 (1.3110 − 1.3122) − 0.6 oversize diameter 33.60 − 33.63 (1.3228 − 1.3240) − Oil pan and oil pump Drive gear 0.08 − 0.14 (0.0031 − 0.0055) − Driven gear 0.06 − 0.12 (0.0024 − 0.0047) − Oil pressure at curb idle speed kPa (psi) °C (167 to 194°F)] 78 (11.4) or more − Piston and connecting rod 87 (3.43) − Piston ring side clearance mm (in) No. 1 0.03 − 0.07 (0.0012 − 0.0028) 0.1 (0.003) No. 2 0.02 − 0.06 (0.0008 − 0.0023) 0.1 (0.003) Piston ring end gap mm (in) No. 1 0.15 − 0.30 (0.006 − 0.012) 0.8 (0.03) No. 2 0.28 − 0.43 (0.011 − 0.017) 0.8 (0.03) Oil ring side rail 0.10 − 0.40 (0.004 − 0.016) 1.0 (0.03) Piston pin outside diameter mm (in) 22.0 (0.87) − ITEM STANDARD VALUE LIMIT |