General Specifications
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GENERAL SPECIFICATIONS
| Item | Specification | ||||
|---|---|---|---|---|---|
| Engine | |||||
| Displacement | 4.957 L (302 CID) | ||||
| Number of cylinders | 8 | ||||
| Bore | 92.2 mm (3.629 in) | ||||
| Stroke | 92.7 mm (3.649 in) | ||||
| Firing order | 1-5-4-8-6-3-7-2 | ||||
| Spark plug | 12405 | ||||
| Spark plug gap | 1.25-1.35 mm (0.049-0.053 in) | ||||
| Minimum oil pressure at idle (engine at normal operating temperature, transmission in park) | 103 kPa (15 psi) | ||||
| Compression ratio | 10.5:1 | ||||
| Engine weight | 197.3 kg (435 lb) | ||||
| Cylinder Head and Valve Train | |||||
| Combustion chamber volume | 54.5-57.5 cc (3.33-3.51 cu in) | ||||
| Valve stem diameter - intake | 5.975-5.995 mm (0.2352-0.2360 in) | ||||
| Valve stem diameter - exhaust | 5.950-5.970 mm (0.2342-0.2350 in) | ||||
| Valve stem-to-guide clearance - intake | 0.020-0.069 mm (0.0008-0.0027 in) | ||||
| Valve stem-to-guide clearance - exhaust | 0.045-0.094 mm (0.0018-0.0037 in) | ||||
| Valve head diameter - intake | 37 mm (1.45 in) | ||||
| Valve head diameter - exhaust | 31 mm (1.22 in) | ||||
| Valve face runout | 0.05 mm (0.0019 in) | ||||
| Valve face angle | 45 degrees | ||||
| Valve seat width - intake | 1.3-1.5 mm (0.051-0.059 in) | ||||
| Valve seat width - exhaust | 1.4-1.6 mm (0.059-0.063 in) | ||||
| Valve seat runout | 0.04 mm (0.0016 in) | ||||
| Valve seat angle | 120/90/60 degrees | ||||
| Valve spring free length - intake | 51.32 mm (2.02 in) | ||||
| Valve spring free length - exhaust | 51.32 mm (2.02 in) | ||||
| Valve spring perpendicularity - intake | 3 mm (0.118 in) | ||||
| Valve spring perpendicularity - exhaust | 3 mm (0.118 in) | ||||
| Valve spring compression force - intake | 650 N | ||||
| Valve spring compression force - exhaust | 650 N | ||||
| Valve spring installed height - intake | 40 mm (1.5748 in) | ||||
| Valve spring installed height - exhaust | 40 mm (1.5748 in) | ||||
| Valve spring installed force - intake | 265 N | ||||
| Valve spring installed force - exhaust | 265 N | ||||
| Roller follower ratio | 2:1 | ||||
| Head gasket surface flatness | 0.025 mm (0.001 in) in any 25 mm (1 in) x 25 mm (1 in) area; 0.050 mm (0.002 in) in any 150 mm (6 in) x 150 mm (6 in) area; 0.1 mm (0.004 in) overall |
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| Hydraulic Lash Adjuster | |||||
| Diameter - intake | 11.89-12.00 mm (0.4681-0.472 in) | ||||
| Diameter - exhaust | 11.89-12.00 mm (0.4681-0.472 in) | ||||
| Clearance-to-bore | 0.018-0.050 mm (0.0007-0.0019 in) | ||||
| Hydraulic leakdown rate - intake | 0.45-3 seconds(1) | ||||
| Hydraulic leakdown rate - exhaust | 0.45-3 seconds(1) | ||||
| Collapsed lash adjuster gap | 0.35-0.85 mm (0.0137-0.0334 in) | ||||
| Camshaft | |||||
| Lobe lift - intake | 5.258 mm (0.2070 in) | ||||
| Lobe lift - exhaust | 5.488 mm (0.2160 in) | ||||
| Journal diameter | 28.607-28.633 mm (1.1262-1.1272 in) | ||||
| Journal bore inside diameter | 28.682-28.657 mm (1.1292-1.1282 in) | ||||
| Journal-to-bearing clearance | 0.025-0.075 mm (0.001-0.002 in) | ||||
| Runout | 0.04 mm (0.0016 in) (4 places) | ||||
| End play | 0.15 mm (0.0059 in) | ||||
| Cylinder Block | |||||
| Cylinder bore diameter | 92.200-92.220 mm (3.6299-3.6307 in) | ||||
| Cylinder bore maximum taper | 0.013 mm (0.0005 in) | ||||
| Cylinder bore maximum out-of-round | 0.010 mm (0.0004 in) | ||||
| Main bearing bore inside diameter | 72.400-72.424 mm (2.850-2.851 in) | ||||
| Head gasket surface flatness | 0.0254 mm (0.001 in) across any 38.1 mm (1.5 in) square | ||||
| Crankshaft | |||||
| Main bearing journal diameter | 67.481-67.505 mm (2.657-2.658 in) | ||||
| Main bearing journal maximum taper | 0.004 mm (0.0002 in) | ||||
| Main bearing journal maximum out-of-round | 0.008 mm (0.0003 in) between cross sections | ||||
| Main bearing journal-to-main bearing clearance | 0.025-0.045 mm (0.0009-0.0018 in) | ||||
| Connecting rod journal diameter | 52.983-53.003 mm (2.086-2.087 in) | ||||
| Connecting rod journal maximum taper | 0.004 mm (0.0002 in) | ||||
| Crankshaft maximum end play | 0.28 mm (0.011 in) | ||||
| Piston and Connecting Rod | |||||
| Piston diameter | 92.161-92.175 mm (3.6283-3.6289 in) | ||||
| Piston-to-cylinder bore clearance (at grade size)(2) | 0.025-0.059 mm (0.0009-0.0023 in) | ||||
| Piston ring end gap - top | 0.15-0.25 mm (0.0059-0.0098 in) | ||||
| Piston ring end gap - intermediate | 0.30-0.55 mm (0.0118-0.0216 in) | ||||
| Piston ring gap - oil control | 0.15-0.45 mm (0.0059-0.0177 in) | ||||
| Piston ring groove width - top | 1.220-1.250 mm (0.0480-0.0492 in) | ||||
| Piston ring groove width - intermediate | 1.220-1.240 mm (0.0480-0.0488 in) | ||||
| Piston ring groove width - oil control | 2.530-2.550 mm (0.0996-0.1003 in) | ||||
| Piston ring width - top | 1.17-1.19 mm (0.0460-0.0468 in) | ||||
| Piston ring width - intermediate | 1.17-1.19 mm (0.0460-0.0468 in) | ||||
| Piston ring-to-groove clearance - top | 0.030-0.080 mm (0.0019-0.0031 in) | ||||
| Piston ring-to-groove clearance - intermediate | 0.030-0.070 mm (0.0019-0.0028 in) | ||||
| Piston pin bore diameter | 22.004-22.010 mm (0.8663-0.8665 in) | ||||
| Piston pin diameter | 21.997-22.000 mm (0.8649-0.8661 in) | ||||
| Piston pin length | 60.7-61.0 mm (2.3897-2.4015 in) | ||||
| Piston pin-to-piston fit (clearance) | 0.004-0.013 mm (0.0002-0.0005 in) | ||||
| Connecting rod-to-pin clearance | 0.003-0.018 mm (0.0001-0.0007 in) | ||||
| Connecting rod pin bore diameter | 22.003-22.015 mm (0.8663-0.8667 in) | ||||
| Connecting rod length (centerline bore-to-bore) | 150.7 mm (5.933 in) | ||||
| Connecting rod maximum allowed bend | 0.038 mm (0.0015 in) | ||||
| Connecting rod maximum allowed twist | 0.050 mm (0.0019 in) | ||||
| Connecting rod bearing-to-crankshaft clearance | 0.028-0.069 mm (0.0011-0.0027 in) | ||||
| Connecting rod side clearance (as assembled to crank) - standard play | 0.325 mm (0.0128 in) | ||||
| Connecting rod side clearance (as assembled to crank) - max. play | 0.500 mm (0.0197 in) | ||||
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