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Cat® C9.3B Diesel Engine
Cat® C4.4 Industrial Power Unit

Power Rating

Maximum Power 456 HP 108.6 HP -
Maximum Torque 1540 lb-ft @ 1400 rpm - -
Rated Speed 1800-2200 rpm 2200 rpm -
Minimum Power 335 HP 81.8 HP -

Emission Standards

Emissions EU Stage V, U.S. EPA Tier 4 Final, Korea Stage V, Japan 2014, China NRIV UN ECE R96 Stage IIIA -

General

Engine Configuration In-Line 6 Inline 4, 4-Stroke-Cycle Diesel -
Bore 4.5 in 4.1 in -
Stroke 5.9 in 5 in -
Displacement 567.5 in³ 268.5 in³ -
Compression Ratio 17.0:1 18.2:1 -
Aspiration Turbocharged-Aftercooled (TA) Turbocharged (T) -
Combustion System Direct Injection - -
Rotation from Flywheel End Counterclockwise Counterclockwise -
Aftertreatment DOC+DPF+SCR - -

Engine Dimensions - Approximate

Length 44 in - -
Width 31 in - -
Height 42 in - -
Weight - Net Dry - Basic Operating Engine Without Optional Attachments 1907 lb - -

Aftertreatment Dimensions

Length 36 in - -
Width 27 in - -
Height 17 in - -
Weight 211 lb - -

Power Unit Dimensions

Length - 49.6 in -
Width - 28.9 in -
Height - 38 in -
Weight - 1025 lb -
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