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Cat® C7.1 ACERT™ Diesel Engine

Cat® C7.1 ACERT™ Diesel Engine

Power Rating

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

Emission Standards

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

General

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

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

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

Aftertreatment Dimensions*

Diameter 13.3 in

Download resources

C7.1 Spec Sheet

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