TECHNICAL DATA
GENERAL DC9 EMS
Number of cylinders
5 in line
Cylinder diameter mm
127
Stroke mm
140
Displacement dm
3
(litres)
8.87
No. of main bearings
6
Firing o rder
1 - 2 - 4 - 5 - 3
Compression ratio
18:1
Engine direction of rotation viewe d from rear
Anticlockwise
Fan dir e c t i o n of rotation vie w e d from front
Clockwise
Cooling
Liquid
Valve clearances, cold engine
intake valve mm
exhaust valve mm
0.45
0.70
Weight, without coolant or oil kg
*With charge air cooler, radiator,
expansion tank and pipes
887
LUBRICATION SYSTEM
Max. oil pressure
hot engine at engine speeds
above 1000 r/min bar (kp/cm
2
)
6
Normal oil pressure:
hot engine at operati ng speed bar (kp/cm
2
)
3 - 6
Min. oi l pressure:
hot engine under 1000 rpm bar ( kp/ c m
2
)
hot engine above 1000 rp m
0.7
2.3
Oil volume, see page 27
Crankcase pressure with closed
crankcase ventilation mm VP
-55 - +20
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