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The C1.1 Industrial Diesel Engine is offered in ratings ranging from 13.7-21.0 bkW (18.4-28.2 bhp) @ 2200-3000 rpm. These ratings meet EPA Tier 4 Final emission standards. They are also available for Europe and, depending on applicable emission standards, may be introduced in other regulated and non-regulated areas. 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 and Underground Mining Equipment.
| Power Rating | |
| Maximum Power | 28.2 hp |
| Maximum Torque | 49.4 lb-ft @ 2400 rpm |
| Rated Speed | 2200-3400 rpm |
| Minimum Power | 19.7 hp |
| Emission Standards | |
| Emissions | U.S. EPA Tier 4 Interim Equivalent |
| Engine Dimensions - Approximate | |
| Length | 19.3 in |
| Width | 15.7 in |
| Height | 22.7 in |
| Weight - Net Dry - Basic Operating Engine Without Optional Attachments | 191 lb |
| General | |
| Engine Configuration | Inline 3, 4-Stroke-Cycle Diesel |
| Bore | 3 in |
| Stroke | 3.2 in |
| Displacement | 69 in³ |
| Compression Ratio | 23.0:1 |
| Aspiration | Naturally Aspirated (NA) |
| Combustion System | Indirect Injection |
| Rotation from Flywheel End | Counterclockwise |
| Aftertreatment | - |
Reliable, Quiet and Durable Power
World-class manufacturing capability and processes coupled with proven core engine designs assure reliability, quiet operation, and many hours of productive life.
High Performance
Delivers impressive performance throughout a wide speed range while maintaining low operating costs.
Fuel Efficiency
Fuel consumption optimized to match operating cycles of a wide range of equipment and applications while maintaining low operating costs.
Broad Application Range
Industry leading range of factory configurable ratings and options for agricultural, material handling, construction, mining, aircraft ground support, and other industrial applications.
Package Size
Ultra-compact package size ensures ease of installation as well as exceptional power density.
Quality
Every Cat engine is manufactured to stringent quality standards in order to assure customer satisfaction.
World-class Product Support Offered Through Global Cat Dealer Network
- Scheduled maintenance, including SOSSM sample
- Customer Support Agreements (CSA)
- Caterpillar Extended Service Coverage (ESC)
- Superior dealer service network
- Extended dealer service network through the Cat Industrial Service Distributor (ISD) program
World-class Product Support Offered Through Global Cat Dealer Network
- Scheduled maintenance, including SOSSM sample
- Customer Support Agreements (CSA)
- Caterpillar Extended Service Coverage (ESC)
- Superior dealer service network
- Extended dealer service network through the Cat Industrial Service Distributor (ISD) program
Standard Equipment:
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- Air Inlet System
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- Inlet manifold with choice of inlets.
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- Control System
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- Alternator 12 volt 40 amp
- Starter motor 12 volt
- Glow plug starting aid
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- Cooling System
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- Belt-driven coolant pump
- Coolant temperature switch
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- Flywheel And Flywheel Housing
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- SAE No. 6 1/2 flywheel
- Choice of SAE No. 5 or standard backplate flywheel housing
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- Fuel System
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- Fuel injection pump
- Spin-on fuel filter
- Electronic Shut-off Solenoid (ESOS)
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- Lube System
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- Low profile oil pan
- Spin-on lube oil filter
- Lube oil pressure switch
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- General
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- Cast iron, engine block
- Cast iron exhaust manifold--side outlet
- Paint: Caterpillar yellow, with optional colors available at request
