{"model":"mk4","model_name":"MK4 Supra","vehicle":"Toyota Supra A80 (1993–2002, 2JZ-GE / 2JZ-GTE)","document":"Repair Manual","section":"EMS","section_name":"Engine Mechanical 1997 Supplement","page":55,"pages_in_section":126,"title":"Inspect Connecting Rod Bolts","section_header":"Engine Mechanical (2JZ-GTE) - Cylinder Block","ocr_text":"EM-83\nENGINE MECHANICAL (2JZ-GTE) - CYLINDER BLOCK\n\nP02143\n\n(d) Check the piston pin fit at room temperature.\nCoat the piston pin with engine oil and push it into the con-\nnecting rod with your thumb.\n\n15. INSPECT CONNECTING ROD BOLTS\nUsing vernier calipers, measure the minimum diameter of the\ncompressed bolt at the measuring point.\nStandard diameter: 8.1 - 8.3 mm (0.319 - 0.327 in.)\nMinimum diameter: 8.0 mm (0.315 in.)\nIf the diameter is less than minimum, replace the connecting rod\nbolt.\n\nAbout\n20 mm\nCompressed\nP02459\n\n16. INSPECT CRANKSHAFT FOR RUNOUT\n(a) Place the crankshaft on V-blocks.\n(b) Using a dial indicator, measure the circle runout at the\ncenter journal.\nMaximum circle runout: 0.06 mm (0.0024 in.)\nIf the circle runout is greater than maximum, replace the crank-\nshaft.\n\nP02153\n\n17. INSPECT MAIN JOURNALS AND CRANK PINS\n(a) Using a micrometer, measure the diameter of each main\njournal and crank pin.\nDiameter:\n\nItem | STD⬜⬜ mm (in.) | U/S 0.25⬜ mm (in.)\nMain journal | 61.984 - 62.000 (2.4403 - 2.4409) | 61.745 - 61.755 (2.4309 - 2.4313)\nCrank pin | 51.982 - 52.000 (2.0465 - 2.0472) | 51.745 - 51.755 (0.0372 - 2.0376)\n\nIf the diameter is not as specified, check the oil clearance. (See\npage EM-71 )\n(b) Check each main journal and crank pin for taper and out-\nof-round as shown.\nMaximum taper and out-of round:\n0.02 mm (0.0008 in.)\nIf the taper or out-of-round is greater than maximum, grind or\nreplace the crankshaft.\n\nP02081 EM0315\nZ02383\n\n1997 SUPRA (RM502U)\n\nAuthor : Date : 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transcript of a scanned Toyota factory manual page; verify critical values (torque specs, part numbers) against the image."}