12-1
Chapter 12 MAIN SPECIFICATIONS
Main specifications
Note: (a) The specifications above are subject to change without prior notice.
(b) The specifications above are described for the standard model. The special model specifications may differ
from those of standard model.
Table 12-1 Main specifications
Item Specifications
Engine model S4S S4S-DT
Type
Water cooled, 4 stroke cycle
diesel engine
4-cycle water-cooled turbocharged
diesel engine
No. of cylinders - arrangement 4 cylinder in-line
Cylinder bore × stroke φ94 × 120 mm [3.70 x 4.72 in.]
Displacement 3.331 L [0.9 U.S. gal.]
Conbustion type Swirl chamber Direct injection system
Compression ratio 22 : 1
17 to 19 : 1
(vary among specifications.)
Firing order 1 - 3 - 4 - 2
Direction of rotation Counterclockwise as viewed from flywheel side
Dimensions (L x W x H)
781 × 567 × 717 mm
[30.75 x 22.32 x 28.23 in.]
781 × 567 × 815 mm
[30.75 x 22.32 x 32.09 in.]
Dry weight 245 kg [540 lbs] 250 kg [551 lbs]
Fuel Diesel fuel (equivalent for JIS K 2204)
Fuel injection pump In-line type or distributor type (VE type)
Fuel filter Cartridge type pape-element (with water separator)
Fuel injection nozzle Throttle type Hole type
Initial fuel injection pressure 11.77 MPa {120 kgf/cm
2
} [1707 psi] 17.65 MPa {180 kgf/cm
2
} [2560 psi]
Lubrication method Forced circulation (pressure feed by oil pump)
Lubrication oil Class CF or CH-4 oil (API service classification)
Engine oil capacity
Whole engine: Approx. 10 L [2.6 U.S. gal.],
Oil pan: Approx. 9 L [2.4 U.S. gal.]
Oil filter Cartridge type paper-element
Oil cooler -
Water cooled multi-plate
(built-in crankcase)
Cooling method Forced water cooling by centrifugal pump
Coolant capacity
Approx. 5.5 L [1.5 U.S. gal.]
(basic engine only)
Approx. 5 L [1.5 U.S. gal.]
(basic engine only)
Starting system Electric motor starting
Starter DC 12 V - 2.2 kW or DC 24 V - 3.2 kW
Alternator DC 12 V - 50 A or DC 24 V - 25 A
Turbocharger - Mitsubishi TD04H