C1.1
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.
Maximum Power
28.2 HP
Maximum Torque
49.4 lb-ft @ 2400 rpm
Rated Speed
2200-3400 rpm
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Specification
Value
Maximum Power
28.2 HP
Maximum Torque
49.4 lb-ft @ 2400 rpm
Rated Speed
2200-3400 rpm
Minimum Power
19.7 HP
Specification
Value
Emissions
U.S. EPA Tier 4 Interim Equivalent
Specification
Value
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
-
Specification
Value
Length
19.3 in
Width
15.7 in
Height
22.7 in
Weight - Net Dry - Basic Operating Engine Without Optional Attachments
191 lb
World-class manufacturing capability and processes coupled with proven core engine designs assure reliability, quiet operation, and many hours of productive life.
Delivers impressive performance throughout a wide speed range while maintaining low operating costs.
Fuel consumption optimized to match operating cycles of a wide range of equipment and applications while maintaining low operating costs.
Industry leading range of factory configurable ratings and options for agricultural, material handling, construction, mining, aircraft ground support, and other industrial applications.
Ultra-compact package size ensures ease of installation as well as exceptional power density.
Every Cat engine is manufactured to stringent quality standards in order to assure customer satisfaction.
  • 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
  • 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
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