| Applicable Manufacturer | Komatsu Az |
| Engine Model | 4TNV98C-XN7BB |
| Equipment Type | Bulldozer |
| Engine Type | Vertical In-line 4-cycle Water-cooled Diesel Engine |
| Combustion Chamber | Direct Injection Engine Type |
| Air Intake System | Natural Aspiration |
| Bore | 3.9 in. |
| Stroke | 4.3 in. |
| Displacement | 202.5 cu in. |
| Rated Speed | 2500 RPM |
| Specific Fuel Consumption | <= 237 ( 174) |
| Compression Ratio | 18.3 (effective 16.4) |
| Fuel Injection Timing | Fir 6.4+1.0/-1.0 |
| Fuel Injection Pressure | Mpa (kgf/cm2 ) |
| Rotation Direction | Viewed From Flywheel Side Left |
| Cooling System | Radiator Cooling |
| Lubricating System | Forcible Lubrication By Trochoid Pump |
| Starter | Electric Startin(starting Motor 12vdc-2.3kw) |
| Charger | Ic Regulator Built-in Engine Type (dc12v -80a) |
| Oil Capacity | 1.7 gal. 0.6 gal. |
| Coolant Capacity | 1.2 gal. |
| Flywheel | 337ID mark |
| Fuel Filter | Water Separator |
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