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Service Data: Notes

ENGINE MECHANICAL SYSTEM SPECIFICATIONS

Description Specifications Limit
General 
Type7 In - line, DOHC  
Number of cylinders 4  
Bore 81.0 mm (3.1890 in.)  
Stroke 97.0 mm (3.8189 in.)  
Total displacement 1999 cc (121.99 cu.in.)  
Compression ratio 12.5±0.2: 1  
Firing order 1-3-4-2  
Valve timing 
Intake valve Open [BTDC 38° - ATDC 2° (Initial position)] - [ATDC 42°]  
Close [ABDC 43° - ABDC 83° (Initial position)] - [ABDC 123°]  
Exhaust valve Open BBDC 54° - ABDC 6°  
Close ATDC 1° - ATDC 61°  
Camshaft 
Cam height Intake 39.0 mm (1.5354 in.)  
Exhaust 38.66 mm (1.5220 in.)  
Journal outer diameter Intake No. 1: 35.959 - 35.975 mm (1.41571 - 1.41634 in.)
No. 2, 3, 4, 5: 22.959 - 22.975 mm
(0.90390 - 0.90453 in.)
 
Exhaust No. 1: 35.959 - 35.975 mm (1.41571 - 1.41634 in.)
No. 2, 3, 4, 5: 22.959 - 22.975 mm
(0.90390 - 0.90453 in.)
 
Bearing oil clearance Intake No. 1: 0.032 - 0.062 mm (0.00126 - 0.00244 in.)
No. 2, 3, 4, 5: 0.032 - 0.062 mm
(0.00126 - 0.00244 in.)
 
Exhaust No. 1: 0.032 - 0.062 mm (0.00126 - 0.00244 in.)
No. 2, 3, 4, 5: 0.032 - 0.062 mm
(0.00126 - 0.00244 in.)
 
End play 0. 10 - 0.19 mm (0.0039 - 0.0075 in.)  
Valve 
Valve length Intake 102.22 mm (4.0244 in.) 101.97 mm
(4.0146 in.)
Exhaust 104.04 mm (4.0961 in.) 103.79 mm
(4.0862 in.)
Stem outer diameter Intake 5.465 - 5.480 mm (0.21516 - 0.21575 in.)  
Exhaust 5.458 - 5.470 mm (0.21488 - 0.21535 in.)  
Face angle 45.25° - 45.75°  
Thickness of valve head (margin) Intake 1.47 - 1.71 mm (0.0555 - 0.0673 in.)  
Exhaust 1.55 - 1.71 mm (0.0610 - 0.0728 in.)  
Valve stem to valve guide clearance Intake 0.020 - 0.047 mm (0.00079 - 0.00185 in.)  
Exhaust 0.030 - 0.054 mm (0.00118 - 0.00213 in.)  
Valve guide 
Length Intake 43.8 - 44.2 mm (1.7244 - 1.7402 in.)  
Exhaust 43.8 - 44.2 mm (1.7244 - 1.7402 in.)  
Inner diameters Intake 5.500 - 5.512 mm (0.21654 - 0.21701 in.)  
Exhaust 5.500 - 5.512 mm (0.21654 - 0.21701 in.)  
Valve seat 
Width of seat contact Intake 1.05 - 1.35 mm (0.0413 - 0.0532 in.)  
Exhaust 1.35 - 1.65 mm (0.0532 - 0.0650 in.)  
Seat angle Intake 44° 45' - 45° 6'  
Exhaust 44° 45' - 45° 6'  
Valve spring
Free length 45.93 mm (1.8083 in.)  
Load 19.6 ± 1.0 kg/37.0 mm (43.21 ± 2.20 lb/1.4567 in.)
45.7 ± 1.8 kg/27.0 mm (100.75 ± 3.97 lb/1.0630 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 80.97 - 81.00 mm (3.1878 - 3.1890 in.)  
Piston to cylinder clearance 0.02 - 0.04 mm (0.0008 - 0.0016 in.)  
Ring groove width No. 1 ring 1.030 - 1.050 mm (0.04055 - 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 0.040 - 0.080 mm (0.00157 - 0.00315 in.)  
No. 2 ring 0.040 - 0.080 mm (0.00157 - 0.00315 in.)  
Oil ring 0.020 - 0.055 mm (0.00079 - 0.00216 in.)  
End gap No. 1 ring 0.15 - 0.30 mm (0.0059 - 0.0118 in.)  
No. 2 ring 0.30 - 0.45 mm (0.0118 - 0.0177 in.)  
Oil ring 0.20 - 0.40 mm (0.0079 - 0.0157 in.)  
Piston pin 
Piston pin outer diameter 19.997 - 20.000 mm (0.78728 - 0.78740 in.)  
Piston pin hole inner diameter 20.004 - 20.009 mm (0.78756 - 0.78775 in.)  
Piston pin hole clearance 0.004 - 0.012 mm (0.00016 - 0.00047 in.)  
Connecting rod small end hole inner diameter 20.007 - 20.015 mm (0.78768 - 0.78799 in.)  
Piston pin - to - connecting rod bushing oil clearance 0.007 - 0.018 mm (0.00028 - 0.00071 in.)  
Connecting rod 
Connecting rod big end inner diameter 48.000 - 48.018 mm (1.88976 - 1.89047 in.)  
Connecting rod bearing oil clearance 0.024 - 0.042 mm (0.00094 - 0.00165 in.)  
Side clearance 0.10 - 0.25 mm (0.0039 - 0.0098 in.)  
Crankshaft 
Main journal outer diameter 54.942 - 54.960 mm (2.16307 - 2.16378 in.)  
Pin journal outer diameter 44.954 - 44.972 mm (1.76984 - 1.77055 in.)  
Main bearing oil clearance 0.016 - 0.034 mm (0.00063 - 0.00134 in.)  
End play 0.07 - 0.25 mm (0.0028 - 0.0098 in.)  
Cylinder block 
Cylinder bore 81.00 - 81.03 mm (3.1890 - 3.1902 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.)
 
Cooling system 
Cooling method Forced circulation with cooling fan  
Coolant quantity IVT: Approx. 5.3 L (1.40 U.S.gal., 5.60 U.S.qt., 4.66 Imp.qt.)
MT: Approx. 5.4 L (1.42 U.S.gal., 5.71 U.S.qt., 4.75 Imp.qt.)
 
Thermostat Type Wax pellet type  
Opening temperature 100±2°C (212±35.6°F)  
Full opening valve lift/temperature More than 8 mm (0.3 in.)/115°C (239°F)  
Radiator cap Main valve opening pressure 93.16 - 122.58 kPa
(0.95 - 1.25 kgf/cm2 , 13.51 - 17.78 psi)
 
Vacuum valve opening pressure 0 - 6.86 kPa (0 - 0.07 kgf/cm2 , 0 - 1.00 psi)