New CAT Equipment

CG137-12 Gas Engine

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.

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    • Capacity for Liquids
      Cooling System
      20 gal (US)
      Lube Oil System - Refill
      45 gal (US)
    • Engine Specifications
      Air/Fuel Ratio Control
      Electronic ADEM A4
      Aspiration
      Turbocharged - Aftercooled
      Bore
      5.4 in
      Compression Ratio
      8.3:1
      Displacement
      1648 in³
      Emissions
      Rich Burn: EPA NSPS Site Compliant Capable with Caterpillar Supplied AFRC and Customer Supplied Aftertreatment
      Flywheel Teeth
      136
      Flywheel and Flywheel Housing
      SAE No. 14 or 18, Flywheel Housing SAE No. 0
      Height
      66.97 in
      Ignition, Protection
      Electronic ADEM A4
      Length
      80.19 in
      Maximum Rating
      600 BHP
      Minimum Rating
      600 BHP
      Oil Change Interval
      750 hours
      Rated Speed
      1800 rpm
      Rotation from Flywheel End
      Counterclockwise
      Stroke
      6 in
      Weight - Dry
      6250 lb
      Width
      59.65 in
    Air Inlet System
    • Air cleaner — single element with service indicator
    • Optional air inlet adapter and rain cap — recommended for weather protection
    Control System
    • ADEM A4
    • Class 1, Division 2, Group C&D and Zone 2
    Cooling System
    • 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
    Exhaust System
    • Exhaust manifolds — watercooled
    • Exhaust elbow — dry 203 mm (8 in)
    • Three-way catalyst — 1.0 g NOx and 0.5 g NOx NTE options
    Flywheels & Flywheel Housings
    • Flywheel, SAE No. 14 or 18
    • Flywheel housing, SAE No. 0
    • SAE standard rotation
    Fuel System
    • Air/fuel ratio control
    • Gas pressure regulator
    • Natural gas carburetor
    Lube System
    • Crankcase breather — top mounted
    • Oil cooler
    • Oil filter — RH
    • Oil filler in valve cover, dipstick — RH
    Mounting System
    • Engine mounting rails — 254 mm (10 in) industrialtype, entire length
    Protection System
    • ADEM A4 protection
    • The following include alarm and shutdown:
    • The following is display only
    General
    • Paint, Caterpillar yellow
    • Crankshaft vibration damper and drive pulleys
    • Lifting eyes
    • Cylinder block inspection covers
    Charging Alternator
    • 24V, 35A CSA alternator
    Exhaust System
    • Exhaust flex fitting
    • Exhaust elbow
    • Exhaust flange — ANSI
    Instrumentation
    • Operator interface panel
    • Operator interface panel enclosure
    • 15', 20', 50' interconnect harness
    Starting System
    • Air pressure regulator
    • Air start silencer
    • Vane starter
    • Electric starter
    • Turbine starter
    Fuel System
    • Fuel filter
    Air Inlet System
    • Precleaner
    • Rain cap

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