The Cat® C1.1 Industrial Diesel Engine is offered in ratings ranging from 14.4-18.4 bkW (19.3-24.7 bhp) @ 1800-2800 rpm. These ratings meet U.S. EPA Tier 4 Final emission standards. Ratings: 13.7-21.0 bkW (18.4-28.2 bhp) @ 2200-3000 rpm are also available for Europe and, depending on applicable emission standards, may be introduced in other regulated areas. Nonroad engines less than 19 kW (25 hp) are not currently subject to EU emission standards. Industries and applications powered by C1.1 engines include: Aircraft Ground Support, Auxiliary Power Units, Bore/Drill Rigs, Chippers/Grinders, Compactors/Rollers, Construction, Forestry, General Industrial, Material Handling, Mining, Mobile Earthmoving Equipment, Mobile Light Towers, Pumps, Trenchers, Underground Mining Equipment.
| Maximum Power | 24HP |
| Maximum Torque | 63lb-ft @ 1600 rpm |
| Rated Speed | 2800 rpm |
| Minimum Power | 19.3HP |
| Emissions | U.S. EPA Tier 4 Final, EU Stage V |
| Engine Configuration | In-Line 3 |
| Bore | 3in |
| Stroke | 3.2in |
| Displacement | 69in³ |
| Compression Ratio | 23.0:1 |
| Aspiration | Naturally Aspirated (NA)/Turbocharged (T) |
| Combustion System | Indirect Injection |
| Rotation from Flywheel End | Counterclockwise |
| Aftertreatment | - |
| Length | 19.3in |
| Width | 15.8in |
| Height | 22.7in |
| Weight - Net Dry - Basic Operating Engine Without Optional Attachments | 211lb |
| Air Inlet System |
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| Control System |
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| Cooling System |
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| Flywheel And Flywheel Housing |
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| Fuel System |
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| Lube System |
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| Power Take Off (pto) |
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| General |
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