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 Cat® C4.4 Diesel Engine |
 Cat® C4.4 Industrial Power Unit |
 Cat® C27 Industrial Power Unit |
 Cat® C4.4 Industrial Power Unit |
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Power Rating |
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|---|---|---|---|---|
| Maximum Power | 200 HP | 129.4 HP | 950 HP | 108.6 HP |
| Maximum Torque | 609 lb-ft @ 1400 rpm | - | 3211 lb-ft @ 1200 rpm | - |
| Rated Speed | 2200 rpm | 2200 rpm | 1800 rpm | 2200 rpm |
| Minimum Power | 109 HP | 129.4 HP | 800 HP | 81.8 HP |
Emission Standards |
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| Emissions | U.S. EPA & CARB Tier 4 Final, EU Stage V | China Nonroad Stage III, Brazil MAR-1, UN ECE R96 Stage IIIA | U.S. EPA Tier 4 Final, EU Stage V | UN ECE R96 Stage IIIA |
General |
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| Engine Configuration | Inline 4, 4-Stroke-Cycle Diesel | Inline 4, 4-Stroke-Cycle Diesel | V-12, 4-Stroke-Cycle Diesel | Inline 4, 4-Stroke-Cycle Diesel |
| Bore | 4.1 in | 4.1 in | 5.7 in | 4.1 in |
| Stroke | 5 in | 5 in | 6 in | 5 in |
| Displacement | 268.5 in³ | 268.5 in³ | 1649.5 in³ | 268.5 in³ |
| Compression Ratio | 16.5:1 | 16.2:1 | 16.0:1 | 18.2:1 |
| Aspiration | Turbocharged Aftercooled (TA) or Series Turbocharged Aftercooled (TTA) | Turbocharged Aftercooled (TA) | Twin Turbocharged-Aftercooled (TTA) | Turbocharged (T) |
| Combustion System | Direct Injection | - | - | - |
| Rotation from Flywheel End | Counterclockwise | Counterclockwise | Counterclockwise | Counterclockwise |
| Aftertreatment | DOC+DPF+SCR | - | DOC | - |
Engine Dimensions - Approximate |
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| Length | 32.4 in | - | - | - |
| Width | 29.6 in | - | - | - |
| Height | 35.3 in | - | - | - |
| Weight - Net Dry - Basic Operating Engine Without Optional Attachments | 1180 lb | - | - | - |
Aftertreatment Dimensions |
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| Length | 26.5 in | - | - | - |
| Width | 24.5 in | - | - | - |
| Height | 17.8 in | - | - | - |
| Weight | 143.3 lb | - | - | - |
Power Unit Dimensions |
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| Length | - | 53.5 in | - | 49.6 in |
| Width | - | 29.5 in | - | 28.9 in |
| Height | - | 37.9 in | - | 38 in |
| Weight | - | 1146 lb | - | 1025 lb |
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