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 Cat® C2.8 Industrial Diesel Engine |
 Cat® 3516C Industrial Power Unit |
 Cat® C4.4 Industrial Power Unit |
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Power Rating |
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|---|---|---|---|
| Maximum Power | 74 HP | 2100 HP | 108.6 HP |
| Maximum Torque | 221 lb-ft @ 1600 rpm | - | - |
| Rated Speed | 2200-2400 rpm | 1750 rpm | 2200 rpm |
| Minimum Power | 67 HP | 2100 HP | 81.8 HP |
Emission Standards |
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| Emissions | UN ECE R96 Stage IIIA, Brazil MAR-1 | U.S. EPA Tier 2 Nonroad equivalent emission standards (not currently EPA certified) | UN ECE R96 Stage IIIA |
Engine Dimensions - Approximate |
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| Length | 24.9 in | 129 in | - |
| Width | 21.2 in | 60 in | - |
| Height | 30.9 in | 81 in | - |
| Weight - Net Dry - Basic Operating Engine Without Optional Attachments | 705 lb | 17284 lb | - |
General |
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| Engine Configuration | Inline 4, 4-Stroke-Cycle Diesel | V-16, 4-Stroke-Cycle Diesel | Inline 4, 4-Stroke-Cycle Diesel |
| Bore | 3.5 in | 6.7 in | 4.1 in |
| Stroke | 4.3 in | 8.5 in | 5 in |
| Displacement | 171 in³ | 4760 in³ | 268.5 in³ |
| Compression Ratio | 17.0:1 | 13.0:1 | 18.2:1 |
| Aspiration | Turbocharged (T) and Turbocharged Aftercooled (TA) | Turbocharged Aftercooled | Turbocharged (T) |
| Combustion System | Direct Injection | - | - |
| Rotation from Flywheel End | Counterclockwise | Counterclockwise | Counterclockwise |
| Aftertreatment | - | - | - |
Power Unit Dimensions |
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| Length | - | - | 49.6 in |
| Width | - | - | 28.9 in |
| Height | - | - | 38 in |
| Weight | - | - | 1025 lb |
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