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Cat® C1.1 Diesel Engine
Cat® C11 Industrial Power Unit

Power Rating

Maximum Power 28.2 HP 451 HP -
Maximum Torque 49.4 lb-ft @ 2400 rpm - -
Rated Speed 2200-3400 rpm 1800-2100 rpm -
Minimum Power 19.7 HP 325 HP -

Emission Standards

Emissions U.S. EPA Tier 4 Interim Equivalent Brazil MAR-1, UN R96 Stage IIIA, U.S. EPA Tier 3 -

Engine Dimensions - Approximate

Length 19.3 in - -
Width 15.7 in - -
Height 22.7 in - -
Weight - Net Dry - Basic Operating Engine Without Optional Attachments 191 lb - -

General

Engine Configuration Inline 3, 4-Stroke-Cycle Diesel Inline 6, 4-Stroke-Cycle Diesel -
Bore 3 in 5.1 in -
Stroke 3.2 in 5.5 in -
Displacement 69 in³ 677.4 in³ -
Compression Ratio 23.0:1 17.2:1 -
Aspiration Naturally Aspirated (NA) Turbocharged Aftercooled (TA) -
Combustion System Indirect Injection - -
Rotation from Flywheel End Counterclockwise Counterclockwise -
Aftertreatment - - -

Power Unit Dimensions

Length - 92 in -
Width - 50 in -
Height - 71 in -
Weight - 3730 lb -
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