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CAT Diesel Engine C7.1

The C7.1 Industrial Diesel Engine is offered in ratings from 129-225 bkW (172-302 bhp) @ 2200 rpm and meets U.S. EPA Tier 4 Final, EU Stage V emission standards. Industries and applications powered by C7.1 engines include: Agriculture, 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

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Overview

The C7.1 Industrial Diesel Engine is offered in ratings from 129-225 bkW (172-302 bhp) @ 2200 rpm and meets U.S. EPA Tier 4 Final, EU Stage V emission standards. Industries and applications powered by C7.1 engines include: Agriculture, 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

Power Rating

Minimum Power
172 HP
Maximum Power
320 HP
Maximum Torque
935 lb-ft @ 1400 rpm
Rated Speed
2200 rpm

General

Engine Configuration
In-Line 6
Combustion System
Direct Injection
Rotation (from flywheel end)
Counterclockwise
Bore
4.1 in
Stroke
5.3 in
Displacement
427.7 inĀ³
Aspiration
Turbocharged-Aftercooled (TA) or Series Turbocharged Aftercooled (TTA)
Compression Ratio
16.5:1
Aftertreatment
DOC+DPF+SCR

Emission Standards

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

Engine Dimensions - Approximate

Height
35.9 in
Length
41.9 in
Weight - Net Dry - Basic Operating Engine Without Optional Attachments
1658 lb
Width
31.4 in

Aftertreatment Dimensions

Length
29 in
Width
30.3 in
Height
18.1 in
Diameter
13.3 in
Weight
236 lb

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