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 Cat® C27 Industrial Power Unit |
 Cat® C4.4 Industrial Power Unit |
 Cat® C15 Industrial Power Unit |
 Cat® C4.4 Industrial Power Unit |
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Power Rating |
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|---|---|---|---|---|
| Maximum Power | 950 HP | 108.6 HP | 580 HP | 129.4 HP |
| Maximum Torque | 3211 lb-ft @ 1200 rpm | - | 1958 lb-ft @ 1400 rpm | - |
| Rated Speed | 1800 rpm | 2200 rpm | 1800-2100 rpm | 2200 rpm |
| Minimum Power | 800 HP | 81.8 HP | 475 HP | 129.4 HP |
Emission Standards |
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| Emissions | U.S. EPA Tier 4 Final, EU Stage V | UN ECE R96 Stage IIIA | U.S. EPA Tier 4 Final, EU Stage V, Japan 2014 (Tier 4 Final), Korea Stage V, China Nonroad IV | China Nonroad Stage III, Brazil MAR-1, UN ECE R96 Stage IIIA |
General |
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| Engine Configuration | V-12, 4-Stroke-Cycle Diesel | Inline 4, 4-Stroke-Cycle Diesel | Inline 6, 4-Stroke-Cycle Diesel | Inline 4, 4-Stroke-Cycle Diesel |
| Bore | 5.7 in | 4.1 in | 5.4 in | 4.1 in |
| Stroke | 6 in | 5 in | 6.7 in | 5 in |
| Displacement | 1649.5 in³ | 268.5 in³ | 927.6 in³ | 268.5 in³ |
| Compression Ratio | 16.0:1 | 18.2:1 | 17.0:1 | 16.2:1 |
| Aspiration | Twin Turbocharged-Aftercooled (TTA) | Turbocharged (T) | Turbocharged Aftercooled (TA) | Turbocharged Aftercooled (TA) |
| Rotation from Flywheel End | Counterclockwise | Counterclockwise | Counterclockwise | Counterclockwise |
| Aftertreatment | DOC | - | DOC+DPF+SCR | - |
Power Unit Dimensions |
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| Length | - | 49.6 in | 98 in | 53.5 in |
| Width | - | 28.9 in | 48.4 in | 29.5 in |
| Height | - | 38 in | 79 in | 37.9 in |
| Weight | - | 1025 lb | 5842 lb | 1146 lb |
Aftertreatment Dimensions |
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| Width | - | - | 43.8 in | - |
| Height | - | - | 25.8 in | - |
| Weight | - | - | 591 lb | - |
Aftertreatment Dimensions* |
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| Diameter | - | - | 14 in | - |
PETU Dimensions - Tier 4 Final Only |
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| Length | - | - | 33.6 in | - |
| Width | - | - | 11.3 in | - |
| Height | - | - | 21.7 in | - |
| Weight | - | - | 42.8 lb | - |
| Volume Capacity | - | - | 51.1 qt (US) | - |
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