{"model":"mk3","model_name":"MK3 Supra","vehicle":"Toyota Supra A70 (1986.5–1992, 7M-GE / 7M-GTE)","document":"Repair Manual","section":"A","section_name":"Service Specifications","page":6,"pages_in_section":36,"title":"Specifications (Cont'd)","section_header":"Service Specifications - Engine Mechanical","ocr_text":"Specifications (Cont'd)\n\nConnecting rod and bearing | Piston pin diameter | | | 21.996 - 22.009 mm | 0.8660 - 0.8665 in.\n | Rod bend | Limit | per 100 mm (3.94 in.) | 0.05 mm | 0.0020 in.\n | Rod twist | Limit | per 100 mm (3.94 in.) | 0.15 mm | 0.0059 in.\n\nCrankshaft and bearing | Thrust clearance | | STD | 0.05 - 0.25 mm | 0.0020 - 0.0098 in.\n | | | Limit | 0.30 mm | 0.0118 in.\n | Thrust washer thickness | STD | | 2.925 - 2.975 mm | 0.1152 - 0.1171 in.\n | | O/S 0.125 | | 2.988 - 3.038 mm | 0.1176 - 0.1196 in.\n | Main journal oil clearance | | STD | 0.030 - 0.048 mm | 0.0012 - 0.0019 in.\n | | | Limit | 0.07 mm | 0.0028 in.\n | Main journal diameter | STD | Mark 0 | 60.007 - 60.012 mm | 2.3625 - 2.3627 in.\n | | | Mark 1 | 60.001 - 60.006 mm | 2.3623 - 2.3624 in.\n | | | Mark 2 | 59.994 - 60.000 mm | 2.3620 - 2.3622 in.\n | | U/S 0.25 | | 59.730 - 59.740 mm | 2.3516 - 2.3520 in.\n | Main bearing center wall thickness | | | |\n | | STD | Mark 1 | 1.989 - 1.991 mm | 0.0783 - 0.0784 in.\n | | | Mark 2 | 1.992 - 1.994 mm | 0.0784 - 0.0785 in.\n | | | Mark 3 | 1.995 - 1.996 mm | 0.0785 - 0.0786 in.\n | | | Mark 4 | 1.998 - 2.000 mm | 0.0787 - 0.0787 in.\n | | | Mark 5 | 2.001 - 2.003 mm | 0.0788 - 0.0789 in.\n | | U/S 0.25 | | 2.123 - 2.133 mm | 0.0836 - 0.0840 in.\n | Crank pin diameter | | Mark 0 | 51.993 - 52.000 mm | 2.0470 - 2.0472 in.\n | | | Mark 1 | 51.985 - 51.992 mm | 2.0466 - 2.0469 in.\n | | | Mark 2 | 51.976 - 51.984 mm | 2.0463 - 2.0466 in.\n | | U/S 0.25 | | 51.725 - 51.735 mm | 2.0364 - 2.0368 in.\n | Circle runout | | Limit | 0.06 mm | 0.0024 in.\n | Main journal taper and out-of-round | Limit | | 0.02 mm | 0.0008 in.\n | Check pin journal taper and out-of-round | | | |\n | | | Limit | 0.02 mm | 0.0008 in.\n\nFlywheel | Runout | | Limit | 0.1 mm | 0.004 in.\n\nTorque Specifications\n\nPart tightened | kg·cm | ft·lb | N·m\nCamshaft timing pulley × Camshaft | 500 | 36 | 49\nOil pump drive pulley × Oil pump drive shaft | 220 | 16 | 22\nCrankshaft × Crank pulley | 2,700 | 195 | 265\nCrankshaft × Flywheel | 750 | 54 | 74\nCrankshaft × Drive plate | 750 | 54 | 74\nAir intake chamber × Intake manifold | 180 | 13 | 18\nAir intake chamber × Air intake connector (7M-GE) | 180 | 13 | 18\nThrottle body × Air intake connector | 130 | 9 | 13\nCylinder head × No. 1 and No. 2 cylinder head covers | 25 | 22 in.·lb | 2.5\nCylinder head × No. 3 cylinder head cover | 180 | 13 | 18\nCylinder head × Cylinder block | 800 | 58 | 78","image":"https://tsrm.sasquatchvc.com/images/mk3/A/A_006.png","url":"https://tsrm.sasquatchvc.com/mk3/tsrm/A/6","prev":{"page":5,"url":"https://tsrm.sasquatchvc.com/mk3/tsrm/A/5","api":"https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/A/5"},"next":{"page":7,"url":"https://tsrm.sasquatchvc.com/mk3/tsrm/A/7","api":"https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/A/7"},"section_url":"https://tsrm.sasquatchvc.com/mk3/tsrm/A","section_api_pages":["https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/A/1","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/A/2","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/A/3","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/A/4","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/A/5","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/A/6","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/A/7","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/A/8","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/A/9","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/A/10","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/A/11","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/A/12","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/A/13","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/A/14","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/A/15","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/A/16","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/A/17","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/A/18","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/A/19","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/A/20","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/A/21","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/A/22","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/A/23","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/A/24","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/A/25","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/A/26","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/A/27","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/A/28","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/A/29","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/A/30","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/A/31","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/A/32","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/A/33","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/A/34","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/A/35","https://tsrm.sasquatchvc.com/api/pages/mk3/tsrm/A/36"],"note":"OCR transcript of a scanned Toyota factory manual page; verify critical values (torque specs, part numbers) against the image."}