SPECIFICATION
| SPECIFICATION |
|
Engine
|
Type
|
Horizontally
opposed, liquid cooled, 4-cylinder,
4-stroke gasoline engine
|
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|
Valve arrangement
|
Belt
driven, double overhead camshaft, 4-valve/cylinder
|
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Bore × Stroke
|
mm (in)
|
92 × 75
(3.62 × 2.95)
|
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|
Piston displacement
|
cm
3
(cu in)
|
1,994
(121.67)
|
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Compression ratio
|
8.0
|
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Compression pressure
(at 200 — 300 rpm)
|
kPa (kgf/cm
2
, psi)
|
981 — 1,177
(10 — 12, 142 — 171)
|
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|
Number of piston rings
|
Pressure
ring: 2, Oil ring: 1
|
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Intake valve timing
|
Opening
|
BTDC 9°
|
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Closing
|
ABDC 51°
|
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Exhaust valve timing
|
Opening
|
BBDC
53°
|
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Closing
|
ATDC
7°
|
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Valve clearance
|
mm (in)
|
Intake
|
STD
|
0.20±0.02 (0.0079±0.0008)
|
|
|
Exhaust
|
STD
|
0.35±0.02 (0.0136±0.0008)
|
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|
Idling speed [At
neutral position on MT or “P” or “N” range
on AT]
|
rpm
|
MT
|
750±100
(No load)
800±150 (A/C switch ON) |
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|
AT
|
750±100
(No load)
825±150 (A/C switch ON) |
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|
Firing order
|
1 → 3 → 2 → 4
|
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|
Ignition timing
|
BTDC/rpm
|
12°±3°/700
|
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| Note | ||
|
STD: Standard I.D.: Inner Diameter O.D.: Outer Diameter OS: Oversize US: Undersize |
|
Belt
tension adjuster
|
Protrusion of adjuster rod
|
mm
(in)
|
5.2 — 6.2 (0.205 — 0.244)
|
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|
Belt
tensioner
|
Spacer O.D.
|
mm
(in)
|
17.955 — 17.975 (0.7069 — 0.7077)
|
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|
Tensioner bush I.D.
|
mm
(in)
|
18.0 — 18.08 (0.7087 — 0.7118)
|
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|
Clearance between spacer and bush
|
mm
(in)
|
STD
|
0.025 — 0.125 (0.0010 — 0.0049)
|
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|
Side clearance of spacer
|
mm
(in)
|
STD
|
0.2 — 0.55 (0.0079 — 0.0217)
|
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|
Camshaft
|
Bend limit
|
mm
(in)
|
0.020 (0.0079)
|
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|
Thrust clearance
|
mm
(in)
|
STD
|
0.068 — 0.116
(0.0026 — 0.0045)
|
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|
Cam lobe height
|
mm (in)
|
Intake
|
STD
|
46.25 — 46.35 (1.821 — 1.825)
|
|
|
Exhaust
|
STD
|
46.25 — 46.35 (1.821 — 1.825)
|
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|
Journal O.D.
|
mm (in)
|
STD
|
Front
|
37.946 — 37.963 (1.4939 — 1.4946)
|
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|
Center rear
|
29.946 — 29.963 (1.1790 — 1.1796)
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|
Oil clearance
|
mm
(in)
|
STD
|
0.037 — 0.072 (0.0015 — 0.0028)
|
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|
Cylinder head
|
Surface warpage limit (mating with cylinder
head)
|
mm
(in)
|
0.035
(0.0014)
|
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|
Surface grinding limit
|
mm
(in)
|
0.3 (0.012)
|
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Standard height
|
mm
(in)
|
127.5 (5.02)
|
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|
Valve seat
|
Refacing angle
|
90°
|
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|
Contacting width
|
mm (in)
|
Intake
|
STD
|
0.85 —1.15
(0.033 — 0.045)
|
|
|
Exhaust
|
STD
|
1.35 — 1.65
(0.053 — 0.064)
|
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|
Valve guide
|
Inner diameter
|
mm
(in)
|
6.000 — 6.012 (0.2362 — 0.2367)
|
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|
Protrusion above head
|
mm
(in)
|
15.8 — 16.2 (0.622 — 0.638)
|
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|
Valve
|
Head edge thickness
|
mm (in)
|
Intake
|
STD
|
1.0 — 1.4
(0.039 — 0.055)
|
|
Exhaust
|
STD
|
1.3 — 1.7
(0.051 — 0.067)
|
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|
Stem diameter
|
mm (in)
|
Intake
|
5.955 — 5.970 (0.2344 — 0.2350)
|
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Exhaust
|
5.945 — 5.960 (0.2341 — 0.2346)
|
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Stem oil clearance
|
mm (in)
|
STD
|
Intake
|
0.030 — 0.057 (0.0012 — 0.0022)
|
|
|
Exhaust
|
0.040 — 0.067 (0.0016 — 0.0026)
|
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Overall length
|
mm (in)
|
Intake
|
104.4 (4.110)
|
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Exhaust
|
104.65
(4.120)
|
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Valve spring
|
Free length
|
mm
(in)
|
44.67
(1.759)
|
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Squareness
|
2.5°,
2.0 mm (0.079 in) or less
|
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|
Tension/spring
height
|
N (kgf, lb)
/mm (in)
|
Set
|
206 — 236
(21.0 — 24.1, 46.3 — 53.1)/
36.0 (1.417) |
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|
Lift
|
485 — 537
(49.5 — 54.8, 109 — 121)/
26.0 (1.024) |
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|
Cylinder block
|
Surface warpage limit (mating with cylinder
head)
|
mm
(in)
|
0.025
(0.00098)
|
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|
Surface grinding limit
|
mm
(in)
|
0.1 (0.004)
|
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|
Cylinder bore
|
mm (in)
|
STD
|
A
|
92.005 — 92.015 (3.6222 — 3.6226)
|
|
|
B
|
91.995 — 92.005 (3.6218 — 3.6222)
|
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|
Taper
|
mm
(in)
|
STD
|
0.015 (0.0006)
|
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|
Out-of-roundness
|
mm
(in)
|
STD
|
0.010 (0.0004)
|
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|
Piston clearance
|
mm
(in)
|
STD
|
0.010 — 0.030 (0.0004 — 0.0012)
|
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|
Enlarging (boring) limit
|
mm
(in)
|
0.5 (0.020)
|
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Piston
|
Outer diameter
|
mm (in)
|
STD
|
A
|
91.985 — 91.995 (3.6214 — 3.6218)
|
|
B
|
91.975 — 91.985 (3.6211 — 3.6214)
|
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|
0.25 (0.0098) OS
|
92.225 — 92.235 (3.6309 — 3.6313)
|
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|
0.50 (0.0197) OS
|
92.475 — 92.485 (3.6407 — 3.6411)
|
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|
Piston pin
|
Standard clearance between piston pin and hole
in piston
|
mm
(in)
|
STD
|
0.004 — 0.008 (0.0002 — 0.0003)
|
|
|
Degree of fit
|
Piston
pin must be fitted into position with thumb at 20°C (68°F).
|
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|
Piston ring
|
Piston ring gap
|
mm (in)
|
Top
ring
|
STD
|
0.20 — 0.25 (0.0079 — 0.0098)
|
|
Second ring
|
STD
|
0.40 — 0.50 (0.016 — 0.020)
|
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|
Oil
ring
|
STD
|
0.20 — 0.50 (0.0079 — 0.020)
|
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|
Clearance between piston ring and piston ring
groove
|
mm (in)
|
Top
ring
|
STD
|
0.04 — 0.08 (0.0016 — 0.0031)
|
|
|
Second ring
|
STD
|
0.030 — 0.070 (0.0012 — 0.0028)
|
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|
Connecting rod
|
Bend twist per 100 mm (3.94 in) in length
|
mm
(in)
|
Limit
|
0.10 (0.0039)
|
|
|
Side clearance
|
mm
(in)
|
STD
|
0.070 — 0.330 (0.0028 — 0.0130)
|
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|
Connecting rod bearing
|
Oil clearance
|
mm
(in)
|
STD
|
0.026 — 0.052
(0.0010 — 0.0020)
|
|
|
Thickness at center portion
|
mm (in)
|
STD
|
1.486 — 1.498 (0.0585 — 0.0590)
|
||
|
0.03 (0.0012) US
|
1.504 — 1.512 (0.0592 — 0.0595)
|
||||
|
0.05 (0.0020) US
|
1.514 — 1.522 (0.0596 — 0.0599)
|
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|
0.25 (0.0098) US
|
1.614 — 1.622 (0.0635 — 0.0639)
|
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|
Connecting rod
bushing
|
Clearance between piston pin and bushing
|
mm
(in)
|
STD
|
0 — 0.022 (0 — 0.0009)
|
|
|
Crankshaft
|
Bend limit
|
mm
(in)
|
0.035 (0.0014)
|
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|
Crank pin
|
mm (in)
|
Out-of-roundness
|
0.005 (0.0002)
|
||
|
Grinding limit
(diameter)
|
51.750
(2.0374)
|
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|
Crank journal
|
mm (in)
|
Out-of-roundness
|
0.005 (0.0002)
|
||
|
Grinding limit
(diameter)
|
59.750
(2.3524)
|
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|
Crank pin outer diameter
|
mm (in)
|
STD
|
51.984 — 52.000 (2.0466 — 2.0472)
|
||
|
0.03 (0.0012) US
|
51.954 — 51.970 (2.0454 — 2.0461)
|
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|
0.05 (0.0020) US
|
51.934 — 51.950 (2.0447 — 2.0453)
|
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|
0.25 (0.0098) US
|
51.734 — 51.750 (2.0368 — 2.0374)
|
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|
Crank journal outer diameter
|
mm (in)
|
STD
|
59.992 — 60.008 (2.3619 — 2.3625)
|
||
|
0.03 (0.0012) US
|
59.962 — 59.978 (2.3607 — 2.3613)
|
||||
|
0.05 (0.0020) US
|
59.942 — 59.958 (2.3599 — 2.3605)
|
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|
0.25 (0.0098) US
|
59.742 — 59.758 (2.3520 — 2.3527)
|
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|
Crankshaft
|
Thrust clearance
|
mm
(in)
|
STD
|
0.030 — 0.115 (0.0012 — 0.0045)
|
|
|
Oil clearance
|
mm
(in)
|
STD
|
0.010 — 0.030 (0.0004 — 0.0012)
|
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|
Main bearing
|
Thickness at center
|
mm (in)
|
#1, #3
|
STD
|
1.998 — 2.011 (0.0787 — 0.0792)
|
|
0.03 (0.0012) US
|
2.017 — 2.020 (0.0794 — 0.0795)
|
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|
0.05 (0.0020) US
|
2.027 — 2.030 (0.0798 — 0.0799)
|
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|
0.25 (0.0098) US
|
2.127 — 2.130 (0.0837 — 0.0839)
|
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|
#2, #4, #5
|
STD
|
2.000 — 2.013 (0.0787 — 0.0793)
|
|||
|
0.03 (0.0012) US
|
2.019 — 2.022 (0.0795 — 0.0796)
|
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|
0.05 (0.0020) US
|
2.029 — 2.032 (0.0799 — 0.0800)
|
||||
|
0.25 (0.0098) US
|
2.129 — 2.132 (0.0838 — 0.0839)
|
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