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Tough and durable, with field-proven head design to maximize time between overhauls. CG137 engines are equipped with ADEM A4 technology that brings performance, uptime, and low operating cost to your operation. CG137 engines meet the most demanding continuous duty gas compression applications with virtually no unscheduled downtime. Ideal applications for CG137-12 engines include gas lift, gas gathering, and wellhead gas compression. Cat CG137-12 gas engine. Ratings: 447 bkW (600 bhp) @ 1800 rpm are NSPS site compliant capable with Caterpillar air-fuel ratio control and aftertreatment.
Request a QuoteMaximum Rating600BHP
EmissionsNSPS 2010
Displacement1648in³
Minimum Rating600BHP
Compression Ratio8.3:1
AspirationTurbocharged-Aftercooled
Rotation from Flywheel EndCounterclockwise
Flywheel and Flywheel HousingSAE No. 14 or 18, Flywheel Housing SAE No. 0
Flywheel Teeth136
Weight - Dry6250lb
Oil Change Interval750 hours
Ignition, ProtectionElectronic ADEM A4
Air/Fuel Ratio ControlElectronic ADEM A4
Stroke6in
Bore5.4in
Cooling System20gal (US)
Lube Oil System - Refill45gal (US)
Standard
Air cleaner — single element with service indicator
Optional air inlet adapter and rain cap — recommended for weather protection
Optional
Precleaner
Rain cap
Standard
ADEM A4
Class 1, Division 2, Group C&D and Zone 2
Standard
Jacket water thermostats and housing — full open temperature 98°C (208°F)
Jacket water pump — gear driven, centrifugal, non-self-priming
Aftercooler water pump — gear driven, centrifugal, non-self-priming
Aftercooler core — for treated water and sea air atmosphere
Standard
Exhaust manifolds — watercooled
Exhaust elbow — dry 203 mm (8 in)
Three-way catalyst — 1.0 g NOx and 0.5 g NOx NTE options
Optional
Exhaust flex fitting
Exhaust elbow
Exhaust flange — ANSI
Standard
Flywheel, SAE No. 14 or 18
Flywheel housing, SAE No. 0
SAE standard rotation
Standard
Air/fuel ratio control
Gas pressure regulator
Natural gas carburetor
Optional
Fuel filter
Standard
Crankcase breather — top mounted
Oil cooler
Oil filter — RH
Oil filler in valve cover, dipstick — RH
Standard
Engine mounting rails — 254 mm (10 in) industrialtype, entire length
Standard
ADEM A4 protection
The following include alarm and shutdown:
The following is display only
Standard
Paint, Caterpillar yellow
Crankshaft vibration damper and drive pulleys
Lifting eyes
Cylinder block inspection covers
Optional
24V, 35A CSA alternator
Optional
Operator interface panel
Operator interface panel enclosure
15', 20', 50' interconnect harness
Optional
Air pressure regulator
Air start silencer
Vane starter
Electric starter
Turbine starter
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