Cat® C7.1 ACERT™ Diesel Engine

Cat® C7.1 ACERT™ Diesel Engine

Cat® C7.1 ACERT™ Diesel Engine

Demanding conditions, applications and environments make the Cat® C7.1 engines the perfect solution for your severe duty equipment. With decades of diesel engine innovation and expertise behind these engines, they deliver the low operating costs and legendary Cat reliability and durability that give you a powerful advantage. More importantly, they’re backed by the world-class Cat dealer network ready to service and support every Cat industrial engine. Industries and applications powered by C7.1 engines include: Agriculture, Ag Tractors, Aircraft Ground Support, Bore/Drill Rigs, Chippers/Grinders, Combines/Harvesters, Compactors/Rollers, Compressors, Construction, Cranes, Crushers, Feller Bunchers, Forestry, Forklifts, General Industrial, Hydraulic Power Units, Irrigation Equipment, Loaders/Forwarders, Material Handling, Mining, Mobile Earthmoving Equipment, Mobile Sweepers, Paving Equipment, Pumps, Skidders, Specialty Ag Equipment, Sprayers, Trenchers and Underground Mining Equipment. Cat® C7.1 Industrial Diesel Engines, with ratings: 129-225 bkW (172-301.8 bhp) @ 2200 rpm, meet U.S. EPA Tier 4 Final, EU Stage V emission standards. This information about Emissions describes the particular rating’s emissions technology. For more information about emissions certification, please contact your local Cat dealer.

Power Rating
Maximum Power
320HP
Maximum Torque
935lb-ft @ 1400 rpm
Rated Speed
2200 rpm
Minimum Power
172HP
Emission Standards
Emissions
U.S. EPA & CARB Tier 4 Final, EU Stage V
General
Engine Configuration
In-Line 6
Bore
4.1in
Stroke
5.3in
Displacement
427.7in³
Compression Ratio
16.5:1
Aspiration
Turbocharged-Aftercooled (TA) or Series Turbocharged Aftercooled (TTA)
Combustion System
Direct Injection
Rotation from Flywheel End
Counterclockwise
Aftertreatment
DOC+DPF+SCR
Engine Dimensions - Approximate
Length
41.9in
Width
31.4in
Height
35.9in
Weight - Net Dry - Basic Operating Engine Without Optional Attachments
1658lb
Aftertreatment Dimensions
Length
29in
Width
30.3in
Height
18.1in
Weight
236lb
Aftertreatment Dimensions*
Diameter
13.3in

Standard Equipment:

Air Inlet
  • Standard air cleaners
 
Control System
  • Full electronic control system, all connectors and wiring looms waterproof and designed to withstand harsh off-highway environments
  • Flexible and configurable software features and well-supported SAE J1939 CAN bus enables highly integrated machines
 
Cooling System
  • Top tank temperature 108° C (226° F) as standard to minimize cooling pack size
  • 50:50 water glycol mix
  • Guidance on cooling system design available through your dealer to ensure equipment reliability
 
Flywheels And Flywheel Housing
  • Wide choice of drivetrain interfaces, including SAE No. 1, SAE No. 2, and SAE No. 3 configurations
 
Fuel System
  • Electronic high pressure common rail
  • Innovative filter design to ensure maximum protection of the engine
 
Lube System
  • Wide choice of sumps for different applications
 
General
  • Paint: Caterpillar yellow, with optional colors available at request
 
U.s. Epa Tier 4 Final, Eu Stage V Aftertreatment/ Clean Emissions Control Equipment
  • Clean Emissions Module (CEM), consisting of Diesel Particulate Filter (DPF) and Diesel Oxidation Catalyst (DOC)
  • NOx Reduction System (NRS)
  • Selective Catalytic Reduction (SCR)
  • 3" flex pipe connection with straight, 45°, and 90° options for flexibility
 

Optional Equipment:

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