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 Cat® C2.8 Industrial Power Unit |
 Cat® C4.4 Industrial Power Unit |
 Cat® C7.1 Industrial Power Unit |
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Power Rating |
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|---|---|---|---|
| Maximum Power | 74 HP | 108.6 HP | 275 HP |
| Maximum Torque | 221 lb-ft @ 1600 rpm | - | 774 lb-ft @ 1400 rpm |
| Rated Speed | 2200-2400 rpm | 2200 rpm | 116-205 bkW/156-275 bhp @ 2200 rpm, 129 bkW/173 bhp @ 2500 rpm |
| Minimum Power | 74 HP | 81.8 HP | 156 HP |
Emission Standards |
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| Emissions | EU Stage V/U.S. EPA Tier 4 Final/ Japan 2014 (Tier 4 Final) | UN ECE R96 Stage IIIA | China Nonroad Stage III, Brazil MAR-1, UN ECE R96 Stage IIIA |
General |
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| Number of Cylinders | 4 inline | - | - |
| Cycle | 4 stroke | - | - |
| Bore | 3.54 in | 4.1 in | 4.1 in |
| Stroke | 4.33 in | 5 in | 5.3 in |
| Displacement | 170.9 in³ | 268.5 in³ | 427.7 in³ |
| Compression Ratio | 17.0:1 | 18.2:1 | 16.8:1 |
| Aspiration | Turbocharged | Turbocharged (T) | Turbocharged Aftercooled (TA) |
| Combustion System | Direct injection | - | - |
| Rotation from Flywheel End | Anti-clockwise | Counterclockwise | Counterclockwise |
| Aftertreatment | DOC+DPF | - | - |
| Cooling System | Liquid | - | - |
| Engine Configuration | - | Inline 4, 4-Stroke-Cycle Diesel | Inline 6, 4-Stroke-Cycle Diesel |
Engine Dimensions* |
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| Length | 46.9 in | - | - |
| Width | 31.9 in | - | - |
| Height | 38 in | - | - |
| Dry Weight | 1126 lb | - | - |
Disclaimer |
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| Note 1 | *Final dimensions dependent on selected options | - | - |
Power Unit Dimensions |
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| Length | - | 49.6 in | 68 in |
| Width | - | 28.9 in | 31 in |
| Height | - | 38 in | 44.8 in |
| Weight | - | 1025 lb | 1737 lb |
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