Cat® C7.1 Diesel Engine
Power Rating
- Maximum Power
- 275HP
- Maximum Torque
- 774lb-ft @ 1400 rpm
- Rated Speed
- 2200-2500 rpm
- Minimum Power
- 155.6HP
Emission Standards
- Emissions
- China Nonroad Stage III, Brazil MAR-1, UN ECE R96 Stage IIIA
Engine Dimensions - Approximate
- Length
- 36.6in
- Width
- 26.3in
- Height
- 32.2in
- Weight - Net Dry - Basic Operating Engine Without Optional Attachments
- 1115lb
General
- Engine Configuration
- In-Line 6, 4-Stroke-Cycle Diesel
- Bore
- 4.1in
- Stroke
- 5.3in
- Displacement
- 427.7in³
- Aspiration
- Turbocharged Aftercooled (TA)
- 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
Series turbocharging with smart wastegate available on specific ratings for fast response, high power, and increased torque.
Fuel Efficiency
Fuel consumption optimized to match operating cycles of a wide range of equipment and applications while maintaining low operating costs.
Fuel & Oil
Tier 4 Interim or Tier 4 Final, Stage IIIB or Stage IV engines require Ultra Low Sulfur Diesel (ULSD) fuel containing a maximum of 15 ppm sulfur, and new oil formulations to support the new technology. Cat® engines are designed to accommodate B20 biofuel. Your Cat dealer can provide more information regarding fuel and oil.
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
Exceptional power density enables standardization across numerous applications. Multiple installation options minimize total package size. Ideal for equipment with narrow engine compartments.
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