1.6L 4-Cylinder Engine: General: Specification

GENERAL SPECIFICATIONS

Description	Specification	Limit
General
Type	In-line, Double Over Head Camshaft
Number of cylinders	4
Bore	76.5 mm (3.0118 in)
Stroke	87 mm (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. 0.03 mm (0.0012 in.)	0.1 mm (0.0039 in.)
Flatness of mainfold mounting surface	0.15 mm (0.0059 in.)	0.2 mm (0.008 in.)
Oversize rework dimension of valve seat hole
Intake
0.3 mm (0.012 in.) O.S.	30.7 ~ 30.721 mm (1.2087 ~ 1.2095 in.)
0.6 mm (0.024 in.) O.S.	31.0 ~ 31.021 mm (1.2205 ~ 1.2213 in.)
Exhaust
0.3 mm (0.012 in.) O.S.	27.3 ~ 27.321 mm (1.0748 ~ 1.0756 in.)
0.6 mm (0.024 in.) O.S	27.6 ~ 27.621 mm (1.0866 ~ 1.0874 in.)
Oversize rework dimensions of valve
Guide hole
0.05 mm (0.002 in.) O.S.	11.05 ~ 11.068 mm (0.435 ~ 0.4357 in.)
0.25 mm (0.010 in.) O.S.	11.25 ~ 11.268 mm (0.443 ~ 0.4436 in.)
0.50 mm (0.020 in.) O.S.	11.50 ~ 11.518 mm (0.453 ~ 0.4535 in.)
Camshaft
Cam lobe height
Intake	43.4484 mm (1.7106 in.)	42.9484 mm (1.6909 in.)
Exhaust	43.8489 mm (1.7263 in.)	43.3489 mm (1.7.66 in.)
Journal O.D	027 mm (1.0630 in.)
Bearing oil clearance	0.035 ~ 0.072 mm (0.0014 ~ 0.0028 in.)
End play	0.1 ~ 0.2 mm (0.004 ~ 0.008 in.)
Valve
Valve length
Intake	91.7 mm (3.6102 in.)
Exhaust	92.3 mm (3.6339 in.)
Stem O.D.
Intake	5.955 ~ 5.97 mm (0.2344 ~ 0.2350 in.)
Exhaust	5.935 ~ 5.95 mm (0.2337 ~ 0.2343 in.)
Face angle thickness of valve head (Margin)
Intake	1.1 mm (0.0433 in.)	0.8 mm (0.031 in.)
Exhaust	1.3 mm (0.0512 in.)	1.0 mm (0.039 in.)
Valve stem to valve guide clearance
Intake	0.03 ~ 0.06 mm (0.0012 ~ 0.0024 in.)	0.10 mm (0.0039 in.)
Exhaust	0.05 ~ 0.08 mm (0.0020 ~ 0.0031 in.)	0.15 mm (0.0059 in.)
Valve guide
Installed dimension O.D.
Intake	12.8 mm (0.504 in.)
Exhaust	12.8 mm (0.504 in.)
Service size	0.05, 0.25, 0.50 mm (0.002, 0.010, 0.020 in.) oversize
Valve seat
Width of seat contact
Intake	0.8 ~ 1.2 mm (0.031 ~ 0.047 in.)
Exhaust	1.3 ~ 1.7 mm (0.051 ~ 0.066 in.)
Seat angle	45°
Oversize	0.3, 0.6 mm (0.012, 0.024 in.) oversize
Valve spring
Free length	44.00 mm (1.7323 in.)
Load	21.6 kg/ 35 mm (47.6 lb/1.3780 in.)
	45.1 kg/27.2 mm (99.4 lb/1.071 in.)
Squareness	1.5° or less
Cylinder block
Cylinder bore	76.50 ~ 76.53 mm (3.0118 ~ 3.0130 in.)
Out- of- round and taper of cylinder bore Clearance with piston	Less than 0.01 mm (0.0004 in.)
	0.025 ~ 0.045 mm (0.0009 ~ 0.0017 in.)
Piston
O.D.	76.465 ~ 76.495 mm (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.)
End gap
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	0.05 mm (0.0020 in.) or less
Twist	0.1 mm (0.0039 in.) or less
Connecting rod big end to crankshaft side clearance	0.100-0.250 mm (0.0039-0.0098 in.)	0.4 mm (0.0157 in.)
Connecting rod bearing oil clearance	0.018-0.036 mm (0.0007-0.0014 in.)
Undersize	0.25, 0.50, 0.75 mm (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
0.25 mm (0.010 in.)	44.725 ~ 44.74 mm (1.7608 ~ 1.7614 in.)
0.50 mm (0.020 in.)	44.475 ~ 44.49 mm (1.7509 ~ 1.7516 in.)
0.75 mm (0.030 in.)	44.225 ~ 44.24 mm (1.7411 ~ 1.7417 in.)
Undersize rework dimension of journal
0.25 mm (0.010 in.)	49.727 ~ 49.742 mm (1.9577 ~ 1.9583 in.)
0.50 mm (0.020 in.)	49.477 ~ 49.492 mm (1.9479 ~ 1.9485 in.)
0.75 mm (0.030 in.)	49.227 ~ 49.242 mm (1.9380 ~ 1.9386 in.)
Flywheel
Runout	0.1 mm (0.0039 in.)	0.13 mm (0.0051 in.)
Oil pump
Clearance between outer circumference and front case (body clearance)	0.12 ~ 0.18 mm (0.0047 ~ 0.0070 in.)
Front case tip clearance Side clearance	0.025 ~ 0.069 mm (0.001 ~ 0.0027 in.)
Inner gear	0.04 ~ 0.085 mm (0.0016 ~ 0.0033 in.)
Outer gear	0.04 ~ 0.09 mm (0.0016 ~ 0.0035 in.)
Engine oil pressure
Engine at idle [Oil temperature is 90 to 100°C (194 to 215°F)]	147 KPa (1.5 kg/ cm² , 21.33 psi)
Relief spring
Free height	46.6 mm (1.8346 in.)
Load	6.1 kg at 40.1 mm (13.42 lb/ 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
NOTE: O.D. = Outer Diameter I.D. = Inner Diameter O.S. = Oversize Diameter U.S. = Undersize Diameter