4JH4-HTE Engine Specifications
Engine Model 4JH4-HTE
Marine Gear Model ZF30M KM4A2 KMH4A ZF25A Bobtail
Use Pleasure use
Type Vertical water cooled 4-cycle diesel engine
Combustion system Direct injection
Air charging Turbocharged
Number of cylinders 4
Bore x stroke 84 x 90 mm (3.31 x 3.54 in.)
Displacement 1.995 L (121.74 cu in.)
Continuous
power
Output at
crankshaft /
Engine speed
73.6 kW (100 hp metric)/3101 rpm
*
Fuel stop
power
Output at
crankshaft /
Engine speed
80.9 kW (110 hp metric)/3200 rpm*
Output at
propeller /
Engine speed
77.7 kW (106 hp metric)/3200 rpm* -
Installation Flexible mounting
Fuel injection timing Plunger lift at TDC 1.26 ± 0.01 mm (when W-CSD is
released)
Fuel injection opening
pressure
21.6 ± 0.5 MPa
Main power take off At flywheel end
Direction of
rotation
Crankshaft Counterclockwise viewed from stern
Propeller shaft
(Ahead)
Clockwise
from stern
Clockwise or counterclockwise
(Bi-rotation)
-
Cooling system Fresh water cooling with heat exchanger
Lubrication system Complete enclosed forced lubrication system
Cooling water capacity
(fresh)
Engine: 7.2 L (7.6 qt), Coolant recovery tank: 0.8 L (0.8
qt)
Lubricating
oil capacity
(engine)
Rake angle 7˚ 0˚ 7˚ or 0˚
Total
**
5.7 ± 0.3 L
(6.0 ± 0.3
qt)
6.9 ± 0.3 L (7.3 ± 0.3 qt) Refer to
left
Oil pan only 5.2 ± 0.3 L
(5.5 ± 0.3
qt)
6.4 ± 0.3 L (6.8 ± 0.3 qt) Refer to
left
Effective
***
2.4 L (2.5 qt)
Starting
system
Type Electric
Starting motor DC 12 V - 1.4 kW
AC generator 12 V - 80 A (12 V - 60 A optional)
SPECIFICATIONS
98 JH4 Series Operation Manual