Cat C18 Auxiliary/Generator Set Engine (IMO II)

Maximum Rating	660BHP
Minimum Rating	404BHP
Power Range	404 - 660

Aspiration	TA, TTA
Bore	5.7in
Configuration	In-Line 6, 4-Stroke-Cycle Diesel
Displacement	1106in³
Rotation from Flywheel End	Counterclockwise
Stroke	7.2in

Dry Weight	1950lb
Height	51.2in
Length	73in
Width	44.6in

Standard Equipment:

Separate circuit after-cooled (SCAC)
Open Crankcase Ventilation (OCV) system
Turbocharger, jacket water cooled
Turbocharger inlet, 152 mm (6 in) OD straight connection

Programmable low idle
Electronic diagnostics and fault logging
Electronic fuel/air ratio control
Engine Protection Mode for extended ambient conditions - EPA Tier 3 Ratings Only
70-pin customer connector
Three types of throttle inputs (primary/ secondary PWM, 0-5V, 4-20mA

Separate Circuit After-Cooling (SCAC) for both HEX and Keel cooled engines
Engine JW and SCAC Shell & Tube Heat Exchangers for HEX cooled engines
SCAC pump, gear driven, for HEX cooled engines only
Jacket water pump, gear driven
Auxiliary water pump, gear driven
Sea water pump, bronze impeller, gear driven
SCAC and JW shunt tanks for maintaining proper pump inlet pressures

152 mm (6 in) round flanged outlet
Water-cooled exhaust manifold & turbocharger

Flywheel Housing, SAE No. 0
Flywheel, 18 inch, 136 teeth
SAE standard rotation

Front service simplex fuel system
Fuel transfer pump, gear driven
Manual fuel priming pump
Hybrid fuel line design

Front service simplex oil system
Center sump oil pan:
Front and top service oil filler locations
Front service dipstick
Oil pump, gear driven

Front support - adjustable

Hydraulic Pump Drive
Crankshaft Pulleys
Front Stub Shaft
Front Enclosed Clutch

Front damper guard
Front service engine
Common electrical bonding point
Engine does not ship with zinc components
NOTE: These engines are for constant speed generator set applications only, and NOT to be used for variable speed applications

Optional Equipment:

Dry Elbows
Water-Cooled Elbows
Flexible Fitting
Flange
Muffler
Muffler Spark Arresting

Air Inlet Adapter

Battery Chargers
Charging Alternators
Alternator Mounting Group
Ammeter

MECP I - Marine Engine Control Panel
Caterpillar Alarm and Protection
Load Sharing Attachment

Aux Expansion Tank Flange Kit

Duplex Fuel Filters
Fuel Cooler
Primary Fuel Filters
Flexible Fuel Lines

Instrument Panels
OEM Wiring Harness
Gauges
Oil Level Sensor

Duplex Oil Filters
Sump Pump

Crankshaft Pulleys
Front Stub Shaft
Hydraulic Pump Drive Adapter
Front Enclosed Clutch

Marine Classification Society and SOLAS

Electric Starting Motors - Single 24 Volt
Air Starting Motor
Air Start Accessories
Starting Aids - JW Heaters
Battery Sets - 24 Volt - Dry

Front Support
REAR ENGINE SUPPORT

Engine Protective Cover
Storage Preservation
Export Packing

What Our Customers Are Saying About Us

Gregory Poole Equipment Company

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Renee Herndon

21:55 29 Feb 24

Dalton was very helpful, The road construction, however, was not! 😂I would rather have to sand paper an alligators @$$ in a phone booth that to get in that mess again.

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OLEKSANDR “Alex” Kovalenko

14:27 18 Sep 23

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Hunter Elliott

16:17 07 Sep 23

Rick Kelly-Crapse

21:06 25 Aug 23

They had all my parts for my 3208 Cat.Friendly folks at parts counter.

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Standard Equipment:

Optional Equipment:

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