| Engine Model |
4BG1 |
4BG1T |
| Engine Caracteristics |
4Cycle, Water Cooled, Vertical In-Line |
| Valvetrain Configuration |
Over Head Valve |
| Type of Aspiration |
Naturally Aspirated |
Turbocharged |
| Type of Injection |
Direct |
Direct |
| No. of cylinders |
4 |
4 |
| Bore x Stroke (mm) |
105 x 125 |
105 x 125 |
| Displacement (Lit) |
4.329 |
4.329 |
| Compression ratio |
17.5 to 1 |
17 to 1 |
| Firing Order |
1-3-4-2 |
1-3-4-2 |
| Overall Dimensions |
Length (mm)
Width (mm)
Height(mm) |
934.5
572
826.5 |
934.5
666
855 |
| Dry Weight (kg) |
350 |
360 |
|
| Industrial Power |
| Gross (SAE J1995) |
Max. Rated Output(kW/ ) |
66.5 / 2500 |
83.0 / 2400 |
| Max. Torque (N.m) |
305 |
385 |
| Net Performance (ISO 3046) |
| Max. Rated Output(kW/) |
63.2 / 2500 |
80.0 / 2400 |
| Max. Torque (N.m) |
300 |
380 |
| Min.S.F.C(@Full Load)(g/kW.h) |
220 |
215 |
| Generator Set Power (Net) |
1500rpm Stand-by (kW)
1500rpm Prime (kW) |
38.4
34.6 |
59.2
53.3 |
1800rpm Stand-by (kW)
1800rpm Prime (kW) |
48.0
43.2 |
74.0
66.6 |
| Condition of Net power |
Cooling Fan ( mm) |
500 |
500 |
| Intake Depression (kPa) |
2.5 |
2.5 |
| Exhaust Back Pressure (kPa) |
0 |
0 |
| |
| Lubrication System |
Full forced pressure feed type |
| Oil Pump |
Trochid type, gear driven from camshaft |
| Lub. Oil Capacity(Oil Pan Only)(Lit) |
13 |
13 |
| Type of Lubrication Oil |
API CC or CD |
API CD |
| Cooling System |
Water circulation type by pressurized
Centrifugal vane type by vee belt driven |
| Coolant Capacity (Engine only)(Lit) |
8.5 |
8.5 |
| Fuel System |
By plunger and nozzle,High pressure solid inj.type |
| Injection Pump |
Zexel make, In-line Bosch A type |
| Governor |
RSV Variable speed control mechanical governor |
| Type of Fuel |
Diesel fuel (SAE 2D Type) |
| Electric System |
Negative grounding system, 24V |
| Starting Aid |
Glow plug |
| Starter Motor (V-kW) |
24-3.5 |
24-3.5 |
| Alternator (V-A) |
24-25 |
24-25 |
Battery Requirements
Size (V-CCA)
Quantity |
12-580
2 |
12-580
2 |
