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.

Request a Quote

Maximum Power320HP

Maximum Torque935lb-ft @ 1400 rpm

Rated Speed2200 rpm

Minimum Power172HP

EmissionsU.S. EPA & CARB Tier 4 Final, EU Stage V

Engine ConfigurationIn-Line 6

Bore4.1in

Stroke5.3in

Displacement427.7in³

Compression Ratio16.5:1

AspirationTurbocharged-Aftercooled (TA) or Series Turbocharged Aftercooled (TTA)

Combustion SystemDirect Injection

Rotation from Flywheel EndCounterclockwise

AftertreatmentDOC+DPF+SCR

Length41.9in

Width31.4in

Height35.9in

Weight - Net Dry - Basic Operating Engine Without Optional Attachments1658lb

Length29in

Width30.3in

Height18.1in

Weight236lb

Diameter13.3in

Standard

Standard air cleaners

Standard

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

Standard

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

Standard

Wide choice of drivetrain interfaces, including SAE No. 1, SAE No. 2, and SAE No. 3 configurations

Standard

Electronic high pressure common rail

Innovative filter design to ensure maximum protection of the engine

Standard

Wide choice of sumps for different applications

Standard

Paint: Caterpillar yellow, with optional colors available on request

Standard

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

Cat^® C7.1 ACERT™ Diesel Engine