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Cat® C7.1 ACERT™ Diesel Engine

Power Rating

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

Emission Standards

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

General

Engine Configuration In-Line 6 - -
Bore 4.1 in - -
Stroke 5.3 in - -
Displacement 427.7 in³ - -
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 41.9 in - -
Width 31.4 in - -
Height 35.9 in - -
Weight - Net Dry - Basic Operating Engine Without Optional Attachments 1658 lb - -

Aftertreatment Dimensions

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

Aftertreatment Dimensions*

Diameter 13.3 in - -
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