General Specification
GENERAL SPECIFICATION
| Description | Specification | Limit |
|---|---|---|
| General | ||
| Type | In-line, Double Over Head Camshaft | |
| Number of cylinders | 4 | |
| Bore | 76.5mm (3.0118 in) | |
| Stroke | 87mm (3.4252 in) | |
| Total displacement | 1599 cc (97.54 cu.in) | |
| Compression ratio | 10 | |
| Firing order | 1-3-4-2 | |
| Valve timing | ||
| Intake valve | ||
| Opens (BTDC) | 5° | |
| Closes (ABDC) | 35° | |
| Exhaust valve | ||
| Opens (BBDC) | 43° | |
| Closes (ATDC) | 5° | |
| Valve overlap | 10° | |
| Cylinder head | ||
| Flatness of cylinder head surface | Max. 0.03mm (0.0012 in.) | 0.1 mm (0.0039in.) |
| Flatness of manifold mounting surface | 0.15mm (0.0059 in.) | 0.2mm (0.008in.) |
| Oversize rework dimension of valve seat hole | ||
| Intake | ||
| 0.3mm (0.012 in.) O.S. | 30.7 ~ 30.721 mm (1.2087 ~ 1.2095 in.) | |
| 0.6mm (0.024 in.) O.S. | 31.0 ~ 31.021 mm (1.2205 ~ 1.2213 in.) | |
| Exhaust | ||
| 0.3mm (0.012 in.) O.S. | 27.3 ~ 27.321mm (1.0748 ~ 1.0756 in.) | |
| 0.6mm (0.024 in.) O.S | 27.6 ~ 27.621mm (1.0866 ~ 1.0874 in.) | |
| Oversize rework dimensions of valve | ||
| Guide hole | ||
| 0.05mm (0.002 in.) O.S. | 11.05 ~ 11.068mm (0.435 ~ 0.4357 in.) | |
| 0.25mm (0.010 in.) O.S. | 11.25 ~ 11.268mm (0.443 ~ 0.4436 in.) | |
| 0.50mm (0.020 in.) O.S. | 11.50 ~ 11.518mm (0.453 ~ 0.4535 in.) | |
| Camshaft | ||
| Cam lobe height | ||
| Intake | 43.4484mm (1.7106 in.) | 42.9484mm (1.6909in.) |
| Exhaust | 43.8489mm (1.7263 in.) | 43.3489mm (1.7.66in.) |
| Journal O.D | Diameter 27mm (1.0630 in.) | |
| Bearing oil clearance | 0.035 ~ 0.072mm (0.0014 ~ 0.0028 in.) | |
| End play | 0.1 ~ 0.2mm (0.004 ~ 0.008 in.) | |
| Valve | ||
| Valve length | ||
| Intake | 91.7mm (3.6102 in.) | |
| Exhaust | 92.3mm (3.6339 in.) | |
| Stem O.D. | ||
| Intake | 5.955 ~ 5.97mm (0.2344 ~ 0.2350 in.) | |
| Exhaust | 5.935 ~ 5.95mm (0.2337 ~ 0.2343 in.) | |
| Face angle thickness of valve head (Margin) | ||
| Intake | 1.1mm (0.0433 in.) | 0.8mm (0.031 in.) |
| Exhaust | 1.3mm (0.0512 in.) | 1.0mm (0.039in.) |
| Valve stem to valve guide clearance | ||
| Intake | 0.03 ~ 0.06mm (0.0012 ~ 0.0024 in.) | 0.10mm (0.0039in.) |
| Exhaust | 0.05 ~ 0.08mm (0.0020 ~ 0.0031 in.) | 0.15mm (0.0059in.) |
| Valve guide | ||
| Installed dimension O.D. | ||
| Intake | 12.8mm (0.504 in.) | |
| Exhaust | 12.8mm (0.504 in.) | |
| Service size | 0.05, 0.25, 0.50mm | |
| (0.002, 0.010, 0.020 in.) oversize | ||
| Valve seat | ||
| Width of seat contact | ||
| Intake | 0.8 ~ 1.2mm (0.031 ~ 0.047 in.) | |
| Exhaust | 1.3 ~ 1.7mm (0.051 ~ 0.066 in.) | |
| Seat angle | 45° | |
| Oversize | 0.3, 0.6mm (0.012, 0.024 in.) oversize | |
| Valve spring | ||
| Free length | 44.00mm (1.7323 in.) | |
| Load | 21.6kg/35mm (47.6lb/1.3780 in.) | |
| 45.1kg/27.2mm (99.4lb/1.071 in.) | ||
| Squareness | 1.5° or less | |
| Cylinder block | ||
| Cylinder bore | 76.50 ~ 76.53mm (3.0118 ~ 3.0130 in.) | |
| Out-of-round and taper of cylinder bore | Less than 0.01mm (0.0004 in.) | |
| Clearance with piston | ||
| 0.025 ~ 0.045mm (0.0009 ~ 0.0017 in.) | ||
| Piston | ||
| O.D. | 76.465 ~ 76.495mm (3.0104 ~ 3.0116 in.) | |
| Service size | 0.25 mm (0.010 in.) oversize | |
| Piston ring | ||
| Side clearance | ||
| No. 1 | 0.04 ~ 0.085 mm (0.0015 ~ 0.0033 in.) | 0.1 mm (0.004 in.) |
| No. 2 | 0.04 ~ 0.085 mm (0.0015 ~ 0.0033 in.) | 0.1 mm (0.004 in.) |
| Endgap | ||
| No. 1 | 0.15 ~ 0.30 mm (0.0059 ~ 0.012 in.) | 1.0 mm (0.039 in.) |
| No. 2 | 0.30 ~ 0.45 mm (0.012 ~ 0.0177 in.) | 1.0 mm (0.039 in.) |
| Oil ring side rail | 0.2 ~ 0.7 mm (0.0078 ~ 0.0275 in.) | 1.0 mm (0.039 in.) |
| Service size | 0.25 mm (0.010 in.) oversize | |
| Connecting rod | ||
| Bend | 0.05mm (0.0020 in.) or less | |
| Twist | 0.1mm (0.0039 in.) or less | |
| Connecting rod big end to crankshaft side clearance | 0.100-0.250mm (0.0039-0.0098 in.) | 0.4mm (0.0157in.) |
| Connecting rod bearing oil clearance | 0.018-0.036mm (0.0007-0.0014 in.) | |
| Undersize | 0.25, 0.50, 0.75mm | |
| (0.010, 0.020, 0.030 in.) | ||
| Crankshaft | ||
| Pin O.D. | 45 mm (1.77 in.) | |
| Journal O.D. | 50 mm (1.97 in.) | |
| Bend | 0.03 mm (0.0012 in.) or less | |
| Out-of-round, taper of journal and pin | 0.005 mm (0.0002 in.) or less | |
| End play | 0.05- 0.175 mm (0.0019- 0.0068 in.) | |
| Undersize rework dimension of pin | ||
| 0.25mm (0.010 in.) | 44.725 ~ 44.74mm (1.7608 ~ 1.7614 in.) | |
| 0.50mm (0.020 in.) | 44.475 ~ 44.49mm (1.7509 ~ 1.7516 in.) | |
| 0.75mm (0.030 in.) | 44.225 ~ 44.24mm (1.7411 ~ 1.7417 in.) | |
| Undersize rework dimension of journal | ||
| 0.25mm (0.010 in.) | 49.727 ~ 49.742mm (1.9577 ~ 1.9583 in.) | |
| 0.50mm (0.020 in.) | 49.477 ~ 49.492mm (1.9479 ~ 1.9485 in.) | |
| 0.75mm (0.030 in.) | 49.227 ~ 49.242mm (1.9380 ~ 1.9386 in.) | |
| Flywheel | ||
| Runout | 0.1mm (0.0039 in.) | 0.13mm (0.0051 in.) |
| Oil pump | ||
| Clearance between outer circumference and front case (body clearance) | 0.12 ~ 0.18mm (0.0047 ~ 0.0070 in.) | |
| Front case tip clearance | 0.025 ~ 0.069mm (0.001 ~ 0.0027 in.) | |
| Side clearance | ||
| Inner gear | 0.04 ~ 0.085mm (0.0016 ~ 0.0033 in.) | |
| Outer gear | 0.04 ~ 0.09mm (0.0016 ~ 0.0035 in.) | |
| Engine oil pressure | ||
| Engine at idle [Oil temperature is 90 to 100°C (194 to 215°F)] | 147KPa (1.5 kg/cm2 , 21.33psi) | |
| Relief spring | ||
| Free height | 46.6mm (1.8346 in.) | |
| Load | 6.1kg at 40.1mm (13.42lb/1.578 in.) | |
| Cooling method | Water-cooled, pressurized, forced circulation with electrical fan | |
| Coolant | ||
| Quantity | 6.5 liter | |
| Radiator | ||
| Type | Pressurized corrugated fin type | |
| Radiator cap | ||
| Main valve opening pressure | 81.4 ~ 108 kpa (11.8 ~ 15.6 psi., 0.83 ~ 1.1 kg/cm2 ) | |
| Vacuum valve opening pressure | -6.86 kpa (-1.00 psi, -0.07 kg/cm2 or less | |
| Coolant pump | Centrifugal type impeller | |
| Thermostat | ||
| Type | Wax pellet type with jiggle valve | |
| Valve opening temperature | 82°C (180°F) | |
| Full-opening temperature | 95°C (203°F) | |
| Engine coolant temperature sensor | ||
| Type | Heat-sensitive thermistor type | |
| Resistance | 2.31 ~ 2.59k Ω at 20°C (68°F) | |
| 146.9 ~ 147.3 Ω at 110°C (230°F) | ||
| Air cleaner | ||
| Type | Dry type | |
| Element | Unwoven cloth type | |
| Exhaust pipe | ||
| Muffler | Expansion resonance type | |
| Suspension system | Rubber hangers | |
| O.D. = Outer Diameter I.D. = Inner Diameter O.S. = Oversize Diameter U.S. = Undersize Diameter |
||