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EM-96 < DISASSEMBLY AND ASSEMBLY > [QR25DE] ENGINE UNIT CAUTION: Do not rotate crankshaft. • Remove connecting rod cap and bearing, and using the scale on the plastigage bag, measure the plastigage width. MAIN BEARING OIL CLEARANCE Method by Calculation • Install main bearings to cylinder block and lower cylinder block, and tighten lower cylinder block bolts to the specified torque. Refer to EM-79, "Disassembly and Assembly" • Measure the inner diameter of main bearing with a bore gauge. • If the clearance exceeds the limit, select proper main bearing according to main bearing inner diameter and crankshaft main journal diameter to obtain the specified bearing oil clearance. Refer to . Method of Using Plastigage • Remove engine oil and dust on crankshaft main journal and the surfaces of each bearing completely. holes. • Install main bearings to cylinder block and lower cylinder block, and tighten lower cylinder block bolts to the specified torque. Refer to EM-79, "Disassembly and Assembly" CAUTION: Do not rotate crankshaft. • Remove lower cylinder block and bearings, and using the scale on the plastigage bag, measure the plastigage width. MAIN BEARING CRUSH HEIGHT PBIC1149E Standard: No. 1, 3 and 5 journals : 0.028 - 0.042 mm (0.0011 - 0.0017 in) No. 2 and 4 journals : 0.041 - 0.056 mm (0.0016 - 0.0022 in) Limit : 0.1 mm (0.004 in) PBIC2204E PBIC1149E |