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GENERAL
SPECIFICATIONS
Description
GENERAL
Specification
Limit
Y20CAOB
General
Type
Number of cylinders
Bore
Stroke
Total displacement
Compression ratio
Firing order
Idle R.P.M
Ignition timing at curb idle
Valve timing
Intake valve
Opens (BTDC)
Closes (ABDC)
Exhaust valve
Opens (BBDC)
Closes (ATDC)
Jet valve
Opens (BTDC)
Closes (ABDC)
Valve overlap
Intake valve duration
Exhaust valve duration
Jet valve duration
Engine oil pressure
At engine idle speed
Compression pressure
Between cylinder
20-2
In-line OHV, OHC
4
86.49-86.53 mm (3.405-3.4067 in.)
100 mm (3.937 in.)
2.351 cc (143.4 cu. in.)
8.5
1-3-4-2
750
±
100
BTDC 5°
±
2°
20°
64°
40°
264°
264°
264°
78 KPa (0.8 kg/cm
2 ,
11 psi) or more
[Engine oil temperature 75-90
0
C (167-190
0
F)]
Min. 10.5 kg/cm
2
(1050 KPa, 150 psi)/250-400 rpm
Max. 1.0 kg/cm
2
(100 KPa, 14 psi)
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