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Cat® C4.4 Diesel Engine
Cat® C7.1 Industrial Power Unit

Power Rating

Maximum Power 111.3 HP 275 HP -
Maximum Torque 308 lb-ft @ 1400 rpm 774 lb-ft @ 1400 rpm -
Rated Speed 2200-2400 rpm 116-205 bkW/156-275 bhp @ 2200 rpm, 129 bkW/173 bhp @ 2500 rpm -
Minimum Power 72.4 HP 156 HP -

Emission Standards

Emissions UN ECE R96 Stage IIIA China Nonroad Stage III, Brazil MAR-1, UN ECE R96 Stage IIIA -

Engine Dimensions - Approximate

Length 26.1 in - -
Width 23.7 in - -
Height 30.5 in - -
Weight - Net Dry - Basic Operating Engine Without Optional Attachments 674.6 lb - -

General

Engine Configuration Inline 4, 4-Stroke-Cycle Diesel Inline 6, 4-Stroke-Cycle Diesel -
Bore 4.1 in 4.1 in -
Stroke 5 in 5.3 in -
Displacement 269 in³ 427.7 in³ -
Compression Ratio 18.2:1 16.8:1 -
Aspiration Naturally Aspirated (NA), Turbocharged (T) or Turbocharged Aftercooled (TA) Turbocharged Aftercooled (TA) -
Combustion System Direct Injection - -
Rotation from Flywheel End Counterclockwise Counterclockwise -
Aftertreatment - - -

Power Unit Dimensions

Length - 68 in -
Width - 31 in -
Height - 44.8 in -
Weight - 1737 lb -
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