Section 68 (Engine Mechanical System - General Information): Specifications: Notes
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ENGINE MECHANICAL SYSTEM SPECIFICATIONS
| Description | Specifications | Limit | |
|---|---|---|---|
| General | |||
| Type | In-line, DOHC | ||
| Number of cylinders | 4 | ||
| Bore | 72.0 mm (2.8346 in.) | ||
| Stroke | 97.0 mm (3.8189 in.) | ||
| Total displacement | 1580 cc (96.42 cu.in.) | ||
| Compression ratio | 13.0: 1 | ||
| Firing order | 1-3-4-2 | ||
| Valve timing | |||
| Intake valve | Open | ATDC 10° - BTDC 60° | |
| Close | ABDC 108.8° - ABDC 33.8° | ||
| Exhaust valve | Open | BBDC 50.2° - BBDC 10.2° | |
| Close | ATDC 3° - ATDC 43° | ||
| Camshaft | |||
| Cam height | Intake | 36.42 mm (1.4339 in.) | |
| Exhaust | 36.15 mm (1.4232 in.) | ||
| Journal outer diameter | Intake | No. 1: 36.459 - 36.473 mm (1.43539 - 1.43594 in.) |
|
| No. 2, 3, 4, 5: 22.959 - 22.975 mm (0.90390 - 0.90453 in.) |
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| Exhaust | No. 1: 36.464 - 36.478 mm (1.43559 - 1.43614 in.) |
||
| No. 2, 3, 4, 5: 22.964 - 22.978 mm (0.90409 - 0.90465 in.) |
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| End play | 0.10 - 0.20 mm (0.0039 - 0.0079 in.) | ||
| Valve | |||
| Valve length | Intake | 100.94 mm (3.9740 in.) | 101.97 mm (4.0146 in.) |
| Exhaust | 101.09 mm (3.9799 in.) | 103.79 mm (4.0862 in.) | |
| Stem outer diameter | Intake | 5.465 - 5.480 mm (0.21516 - 0.21575 in.) | |
| Exhaust | 5.448 - 5.470 mm (0.21449 - 0.21535 in.) | ||
| Face angle | 45.25° - 45.75° | ||
| Thickness of valve head (margin) | Intake | 1.35 - 1.65 mm (0.0531 - 0.0650 in.) | |
| Exhaust | 1.60 - 1.90 mm (0.0630 - 0.0748 in.) | ||
| Valve stem to valve guide clearance | Intake | 0.020 - 0.047 mm (0.00079 - 0.00185 in.) | |
| Exhaust | 0.030 - 0.064 mm (0.00118 - 0.00252 in.) | ||
| Valve guide | |||
| Length | Intake | 45.8 - 46.2 mm (1.8031 - 1.8189 in.) | |
| Exhaust | 45.8 - 46.2 mm (1.8031 - 1.8189 in.) | ||
| Valve spring | |||
| Free length | 50.27 mm (1.9791 in.) | ||
| Load | 16.4 ± 0.8 kgf.m/35.5 mm (36.16 ± 1.76 lb.f/1.3976 in.) 26.0 ± 0.9 kgf.m/22.7 mm (57.32 ± 1.98 lb.f/0.8937 in.) |
||
| Out of squareness | Less than 1.5° | ||
| Cylinder head | |||
| Flatness of gasket surface | Less than 0.05 mm (0.0020 in.) for total area Less than 0.02 mm (0.0008 in.) for a section of 100 mm (3.9370 in.) x 100 mm (3.9370 in.) |
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| Flatness of manifold mounting surface | Intake | Less than 0.10 mm (0.0039 in.) | |
| Exhaust | Less than 0.10 mm (0.0039 in.) | ||
| Piston | |||
| Piston outer diameter | 71.965 - 71.995 mm (2.8333 - 2.8344 in.) | ||
| Piston to cylinder clearance | 0.025 - 0.045 mm (0.0010 - 0.0018 in.) | ||
| Ring groove width | No. 1 ring | 1.035 - 1.050 mm (0.04075 - 0.04134 in.) | |
| No. 2 ring | 1.230 - 1.250 mm (0.04843 - 0.04921 in.) | ||
| Oil ring | 2.010 - 2.025 mm (0.07913 - 0.07972 in.) | ||
| Piston ring | |||
| Side clearance | No. 1 ring | 0.050 - 0.080 mm (0.00197 - 0.00315 in.) | |
| No. 2 ring | 0.040 - 0.080 mm (0.00157 - 0.00315 in.) | ||
| Oil ring | 0.050 - 0.125 mm (0.00197 - 0.00492 in.) | ||
| End gap | No. 1 ring | 0.13 - 0.18 mm (0.0051 - 0.0071 in.) | |
| No. 2 ring | 0.25 - 0.40 mm (0.0098 - 0.0157 in.) | ||
| Oil ring | 0.10 - 0.40 mm (0.0039 - 0.0157 in.) | ||
| Piston pin | |||
| Piston pin outer diameter | 17.997 - 18.000 mm (0.70854 - 0.70866 in.) | ||
| Piston pin hole inner diameter | 18.005 - 18.009 mm (0.70885 - 0.70902 in.) | ||
| Piston pin hole clearance | 0.005 - 0.012 mm (0.00020 - 0.00047 in.) | ||
| Connecting rod small end hole inner diameter | 18.005 - 18.011 mm (0.70885 - 0.70909 in.) | ||
| Piston pin-to-connecting rod bushing oil clearance | 0.005 - 0.014 mm (0.00020 - 0.00055 in.) | ||
| Connecting rod | |||
| Connecting rod big end inner diameter | 42.000 - 42.018 mm (1.65354 - 1.65425 in.) | ||
| Connecting rod bearing oil clearance | 0.018 - 0.036 mm (0.0007 - 0.0014 in.) | ||
| Side clearance | 0.10 - 0.25 mm (0.0039 - 0.0098 in.) | ||
| Crankshaft | |||
| Main journal outer diameter | 47.942 - 47.960 mm (1.88748 - 1.88819 in.) | ||
| Pin journal outer diameter | 38.954 - 38.972 mm (1.53362 - 1.53433 in.) | ||
| Main bearing oil clearance | 0.006 - 0.024 mm (0.00024 - 0.00094 in.) | ||
| End play | 0.07 - 0.25 mm (0.0028 - 0.0098 in.) | ||
| Cylinder block | |||
| Cylinder bore | 72.00 - 72.03 mm (2.8346 - 2.8358 in.) | ||
| Flatness of gasket surface | Less than 0.05 mm (0.0020 in.) for total area | ||
| Less than 0.02 mm (0.0008 in.) for a section of 100 mm (3.9370 in.) x 100 mm (3.9370 in.) | |||
| Engine oil | |||
| Oil quantity | Total | 4.1 L (1.08 U.S.gal., 4.33 U.S.qt., 3.61 Imp.qt.) | When replacing a short engine or block assembly |
| Oil pan | 3.4 L (0.90 U.S.gal., 3.59 U.S.qt., 2.99 Imp.qt.) | ||
| Drain and refill | 3.8 L (1.00 U.S.gal., 4.02 U.S.qt., 3.34 Imp.qt.) | Including oil filter | |
| Oil grade | Recommended | API SN & ACEA C2 or above | |
| Allowed |
|
Usable if the recommended engine oil is not available | |
| Oil pressure (at 1, 000 RPM) | 98.07 kPa (1.0 kgf/cm2 , 14.22 psi) or above | Oil temperature (oil pan): 110±2°C (230±35.6°F) | |
| Cooling system | |||
| Cooling method | Forced circulation with cooling fan | ||
| Coolant quantity | Approx. 5.8 L (1.53 U.S.gal., 6.13 U.S.qt., 5.10 Imp.qt.) | ||
| Thermostat | Type | Wax pellet type | |
| Opening temperature | 88 ± 1.5°C (190.4 ± 34.7°F) | ||
| Full opening valve lift/temperature | More than 8 mm (0.3 in.)/100°C (212°F) | ||