Cat^® C11 Industrial Diesel Engine

Maximum Power451HP

Maximum Torque1516lb-ft @ 1400 rpm

Rated Speed1800-2100 rpm

Minimum Power325HP

EmissionsChina Nonroad Stage III, Brazil MAR-1, UN ECE R96 Stage IIIA, U.S. EPA Tier 3

Length47in

Width42in

Height47in

Weight - Net Dry - Basic Operating Engine Without Optional Attachments2050lb

Engine ConfigurationInline 6, 4-Stroke-Cycle Diesel

Bore5.1in

Stroke5.5in

Displacement677.4in³

Compression Ratio17.2:1

AspirationTurbocharged Aftercooled (TA)

Combustion SystemDirect Injection

Rotation from Flywheel EndCounterclockwise

Aftertreatment-

Standard

Turbocharged

Air-to-Air Aftercooled

Standard

Electronic governing, PTO speed control

Programmable ratings

Automatic altitude compensation

Power compensation for fuel temperature

Programmable low and high idle and total engine limit

Electronic diagnostics and fault logging

Engine monitoring system SAE J1939 broadcast and control

ADEM^™ A4 Electronic Control Unit (ECU)

Standard

Thermostats and housing, vertical outlet

Jacket water pump, centrifugal

Water pump, inlet

Standard

Exhaust manifold, dry

Optional exhaust outlet

Standard

SAE No. 1 flywheel housing

Standard

MEUI injection

Fuel filter, secondary (2 micron)

ACERT^™ Technology

Fuel transfer pump

Fuel priming pump

Standard

Crankcase breather

Oil cooler

Oil filler

Lube oil filter

Front sump oil pan

Oil dipstick

Gear driven oil pump

Standard

Vibration damper

Lifting eyes

Cold start capability to -20° C (-4° F)

Paint: Caterpillar yellow, with optional colors available at request