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 Cat?� C2.2 Diesel Engine |
 Cat® C7.1 Industrial Power Unit |
 Cat?� C27 Industrial Power Unit |
 Cat® 3516C Industrial Power Unit |
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Power Rating |
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|---|---|---|---|---|
| Maximum Power | 66 HP | 275 HP | 950 HP | 2100 HP |
| Maximum Torque | 153 lb-ft @ 1800 rpm | 774 lb-ft @ 1400 rpm | 3211 lb-ft @ 1200 rpm | - |
| Rated Speed | 2200-3000 rpm | 116-205 bkW/156-275 bhp @ 2200 rpm, 129 bkW/173 bhp @ 2500 rpm | 1800 rpm | 1750 rpm |
| Minimum Power | 41.6 HP | 156 HP | 800 HP | 2100 HP |
Emission Standards |
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| Emissions | U.S. EPA Tier 4 Interim Equivalent | China Nonroad Stage III, Brazil MAR-1, UN ECE R96 Stage IIIA | U.S. EPA Tier 4 Final, EU Stage V | U.S. EPA Tier 2 Nonroad equivalent emission standards (not currently EPA certified) |
Engine Dimensions - Approximate |
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| Length | 26 in | - | - | 129 in |
| Width | 19.3 in | - | - | 60 in |
| Height | 27.5 in | - | - | 81 in |
| Weight - Net Dry - Basic Operating Engine Without Optional Attachments | 427.7 lb | - | - | 17284 lb |
General |
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| Engine Configuration | Inline 4, 4-Stroke-Cycle Diesel | Inline 6, 4-Stroke-Cycle Diesel | V-12, 4-Stroke-Cycle Diesel | V-16, 4-Stroke-Cycle Diesel |
| Bore | 3.3 in | 4.1 in | 5.7 in | 6.7 in |
| Stroke | 3.9 in | 5.3 in | 6 in | 8.5 in |
| Displacement | 135 in³ | 427.7 in³ | 1649.5 in³ | 4760 in³ |
| Compression Ratio | 23.3:1 | 16.8:1 | 16.0:1 | 13.0:1 |
| Aspiration | Naturally Aspirated (NA), Turbocharged (T) or Turbocharged Aftercooled (TA) | Turbocharged Aftercooled (TA) | Twin Turbocharged-Aftercooled (TTA) | Turbocharged Aftercooled |
| Combustion System | Indirect Injection | - | - | - |
| Rotation from Flywheel End | Counterclockwise | Counterclockwise | Counterclockwise | Counterclockwise |
| Aftertreatment | - | - | DOC | - |
Power Unit Dimensions |
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| Length | - | 68 in | - | - |
| Width | - | 31 in | - | - |
| Height | - | 44.8 in | - | - |
| Weight | - | 1737 lb | - | - |
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