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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.)
 
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.)
 
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.)
 
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
  • API SL or above
  • ILSAC GF - 3 or above
  • ACEA A3 or above
  • For information on SAE viscosity grades based on ambient temperatures, refer to the "LUBRICATION SYSTEM ".
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)