{"model":"mk3","model_name":"MK3 Supra","vehicle":"Toyota Supra A70 (1986.5–1992, 7M-GE / 7M-GTE)","document":"Repair Manual","section":"EM","section_name":"Engine Mechanical","page":70,"pages_in_section":98,"title":"Engine Mechanical","section_header":"Engine Mechanical — Cylinder Block","ocr_text":"EM-70\n\nENGINE MECHANICAL — Cylinder Block\n\nNo. 1 - No. 3 Crank Pin\nMark\n1 or 2\n\nNo. 4 - No. 6 Crank Pin\n\nFront\n\nMark\n1, 2, 3, 4\nor 5\n\nMark\n1, 2 or 3\n\nSW0698\nE0735 EM0553\n\nEM4533\n\nEM1792\n\nHINT: If using a standard size bearing, replace with one having the same number. If the number of the bearing cannot be determined, select a bearing from the table below according to the numbers imprinted on the connecting rod cap and crankshaft. There are five sizes of standard bearings, marked \"1\", \"2\", \"3\", \"4\" and \"5\" accordingly.\n\n[THIS IS TABLE: Number marked table showing Rod cap, Crankshaft, and Bearing relationships]\nNumber marked\n         1  1  2  1  2  2  3  3\nRod cap  1  1  2  1  2  2  3  3\nCrankshaft 0  1  0  2  1  0  2  1  2\nBearing  1  2  3  2  3  3  4  4  5\n\nExample: Rod cap \"2\", Crackshaft \"1\" = Bearing \"3\"\n(Reference)\n\nmm (in.)\n[THIS IS TABLE: Bearing specifications table with columns for Mark, Big End Inner Diameter, Crank Pin Diameter, and Bearing Center Wall Thickness]\n\nMark  Big End Inner           Crank Pin              Bearing Center\n      Diameter                Diameter               Wall Thickness\n\n0                             51.993 - 52.000\n                              (2.0470 - 2.0472)\n\n1     55.015 - 55.025         51.985 - 51.992        1.490 - 1.495\n      (2.1659 - 2.1663)       (2.0466 - 2.0469)      (0.0587 - 0.0589)\n\n2     55.026 - 55.035         51.976 - 51.984        1.496 - 1.501\n      (2.1664 - 2.1667)       (2.0463 - 2.0466)      (0.0589 - 0.0591)\n\n3     55.036 - 55.045                                1.496 - 1.501\n      (2.1668 - 2.1671)                              (0.0591 - 0.0593)\n\n4                                                    1.508 - 1.510\n                                                     (0.0593 - 0.0594)\n\n5                                                    1.511 - 1.515\n                                                     (0.0595 - 0.0596)\n\nU/S   55.015 - 55.045         51.725 - 51.735        1.622 - 1.632\n0.25  (2.1659 - 2.1671)       (2.0364 - 2.0368)      (0.0639 - 0.0643)\n\n20. REMOVE PISTON AND CONNECTING ROD ASSEMBLIES\n\n(a) Remove all the carbon from the top of the cylinder.\n\n(b) Cover the rod bolts with a short piece of hose to protect the crank pin from damage.\n\n(c) Push the piston and connecting rod assembly out through the top of cylinder 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