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Cat C4.4 ACERT EFI Engine Assembly 4.4L Displacement EPA Tier 4 Final Diesel Engine for D3K2 D4K2 D5K2 Dozer
| Brand Name | Cat |
|---|---|
| Model Number | C4.4 ACERT |
Product Details
| Engine Model | Cat C4.4 ACERT (Electronic Fuel Injection, Tier 4 Final/Stage V Variant For D3K2/D4K2/D5K2 Dozer) | Engine Type | Vertical, Inline 4-cylinder, 4-stroke, Water-cooled, Turbocharged & Air-to-air Aftercooled (ATAAC) Diesel Engine With ACERT Electronic Control System |
|---|---|---|---|
| Bore × Stroke | 105mm × 127mm (4.13in × 5.00in) | Displacement | 4.4L (4400cc/268.5 Cu·in) |
| Compression Ratio | 16.5:1 (standard Dozer Variant) | Rated Power (D3K2) | 64.2kW (86HP) @ 2200rpm (SAE J1349 Net Power) |
| Rated Power (D4K2) | 71.3kW (95.6HP) @ 2200rpm (SAE J1349 Net Power) | Rated Power (D5K2) | 79.5kW (106.6HP) @ 2200rpm (SAE J1349 Net Power) |
| Maximum Torque | 411-450Nm (303-332lb-ft) @ 1400rpm (depending On Power Variant) | Fuel System | High-Pressure Common Rail Direct Injection (CRDI) Fuel System, Electronic Control Module (ECM) With ACERT Technology |
| Firing Order | 1-3-4-2 | Cooling System | Electric Fan Drive, Forced Water Cooling With Aluminum Radiator + Aftercooler + Closed Crankcase Ventilation |
| Lubrication System | Gear Pump, Force-lubrication With Full-flow Filtration + Bypass Filtration, Oil Cooler Included | Oil Capacity | 18L (19.0qts) Including Oil Filter |
| Fuel Consumption | ≤200g/kW·h (at Rated Power, Excellent Fuel Efficiency For Small Dozer) | Starter Type | Electric Starter, 24V/7.0kW × 1 (single Starter With Cold Start Aid System, -32°C Cold Start Capability) |
| Alternator | 24V/60A (80A Optional) | Dry Weight | Approx. 580-620kg (depending On Variant And Accessories) |
| Dimensions (L×W×H) | 1480mm × 780mm × 980mm (engine Only) | Emission Standard | EPA Tier 4 Final, EU Stage V, China Non-road Stage IV (DOC+DPF+SCR Aftertreatment System) |
| Key Features | Robust Cast Iron Engine Block, Single Cylinder Head With 4 Valves Per Cylinder, ACERT Electronic Control For Optimal Performance, Excellent Low-speed Torque, 15000+ Hours Major Overhaul Period, Specifically Calibrated For Dozer Applications With Hydrostati | Application | Cat D3K2/D4K2/D5K2 Small Track-type Tractors (bulldozers), Compact Construction Equipment, Earthmoving Machinery |
| Highlight | 4.4L Displacement Excavator Engine,EPA Tier 4 Final Diesel Engine,ACERT Electronic Control Engine Assembly |
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Product Description
Cat C4.4 ACERT EFI Engine Assembly
High-performance 4-cylinder 4.4L engine assembly designed specifically for Cat dozer applications. This C4.4 ACERT EFI engine delivers reliable power and efficiency for demanding construction and earthmoving operations.
Engine Type:
4-Cylinder Diesel
Displacement:
4.4 Liters
Fuel System:
ACERT EFI (Electronic Fuel Injection)
Technology:
ACERT Emissions Technology
Compatible Equipment: Cat D3K2, D4K2, and D5K2 Dozer Models
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