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 Cat® C7.1 Industrial Power Unit |
 Cat® 3516C Industrial Power Unit |
 Cat® C27 Industrial Power Unit |
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Power Rating |
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|---|---|---|---|
| Maximum Power | 302 HP | 2100 HP | 950 HP |
| Maximum Torque | 940 lb-ft @ 1400 rpm | - | 3211 lb-ft @ 1200 rpm |
| Rated Speed | 1800-2200 rpm | 1750 rpm | 1800 rpm |
| Minimum Power | 202 HP | 2100 HP | 800 HP |
Emission Standards |
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| Emissions | U.S. EPA Tier 4 Final, EU Stage V, Japan 2014 (Tier 4 Final) | U.S. EPA Tier 2 Nonroad equivalent emission standards (not currently EPA certified) | U.S. EPA Tier 4 Final, EU Stage V |
General |
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| Engine Configuration | Inline 6, 4-Stroke-Cycle Diesel | V-16, 4-Stroke-Cycle Diesel | V-12, 4-Stroke-Cycle Diesel |
| Bore | 4.1 in | 6.7 in | 5.7 in |
| Stroke | 5.3 in | 8.5 in | 6 in |
| Displacement | 427.7 in³ | 4760 in³ | 1649.5 in³ |
| Compression Ratio | 16.5:1 | 13.0:1 | 16.0:1 |
| Aspiration | Series Turbocharged Aftercooled (TTA) | Turbocharged Aftercooled | Twin Turbocharged-Aftercooled (TTA) |
| Rotation from Flywheel End | Counterclockwise | Counterclockwise | Counterclockwise |
| Aftertreatment | DOC+DPF+SCR | - | DOC |
Power Unit Dimensions |
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| Length | 69.6 in | - | - |
| Width | 36.1 in | - | - |
| Height | 57.5 in | - | - |
| Weight | 2204 lb | - | - |
Aftertreatment Dimensions |
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| Length | 30.4 in | - | - |
| Width | 31.2 in | - | - |
| Height | 18.4 in | - | - |
| Weight | 198 lb | - | - |
Engine Dimensions - Approximate |
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| Length | - | 129 in | - |
| Width | - | 60 in | - |
| Height | - | 81 in | - |
| Weight - Net Dry - Basic Operating Engine Without Optional Attachments | - | 17284 lb | - |
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