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Cat® C1.1 Diesel Engine |
Cat® C7.1 Industrial Power Unit |
Cat® C27 Industrial Power Unit |
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Power Rating |
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Maximum Power | 24 HP | 275 HP | 950 HP |
Maximum Torque | 63 lb-ft @ 1600 rpm | 774 lb-ft @ 1400 rpm | 3211 lb-ft @ 1200 rpm |
Rated Speed | 2800 rpm | 116-205 bkW/156-275 bhp @ 2200 rpm, 129 bkW/173 bhp @ 2500 rpm | 1800 rpm |
Minimum Power | 19.3 HP | 156 HP | 800 HP |
Emission Standards |
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Emissions | U.S. EPA 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 |
General |
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Engine Configuration | In-Line 3 | Inline 6, 4-Stroke-Cycle Diesel | V-12, 4-Stroke-Cycle Diesel |
Bore | 3 in | 4.1 in | 5.7 in |
Stroke | 3.2 in | 5.3 in | 6 in |
Displacement | 69 in³ | 427.7 in³ | 1649.5 in³ |
Compression Ratio | 23.0:1 | 16.8:1 | 16.0:1 |
Aspiration | Naturally Aspirated (NA)/Turbocharged (T) | Turbocharged Aftercooled (TA) | Twin Turbocharged-Aftercooled (TTA) |
Combustion System | Indirect Injection | - | - |
Rotation from Flywheel End | Counterclockwise | Counterclockwise | Counterclockwise |
Aftertreatment | - | - | DOC |
Engine Dimensions - Approximate |
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Length | 19.3 in | - | - |
Width | 15.8 in | - | - |
Height | 22.7 in | - | - |
Weight - Net Dry - Basic Operating Engine Without Optional Attachments | 211 lb | - | - |
Power Unit Dimensions |
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Length | - | 68 in | - |
Width | - | 31 in | - |
Height | - | 44.8 in | - |
Weight | - | 1737 lb | - |
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