Gas Compression Engines CG137-8

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Key Specs

Maximum Rating
400 BHP
298 bkW
Emissions
NSPS Site Compliant Capable
NSPS Site Compliant Capable
Displacement
1099 in³
18 l

Overview

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 CG137-8 engines include gas lift, gas gathering, and wellhead gas compression. Cat CG137-8 gas engine. Ratings: 298 bkW (400 bhp) @ 1800 rpm are NSPS site compliant capable with customer-provided air-fuel ratio control and aftertreatment.

Product Specifications for CG137-8

Maximum Rating 400 BHP 298 bkW
Emissions NSPS Site Compliant Capable NSPS Site Compliant Capable
Displacement 1099 in³ 18 l
Minimum Rating 400 BHP 298 bkW
Compression Ratio 10.25:1 10.25:1
Aspiration Turbocharged-Aftercooled Turbocharged-Aftercooled
Rotation from Flywheel End Counterclockwise Counterclockwise
Flywheel and Flywheel Housing SAE No. 0 SAE No. 0
Flywheel Teeth 136 136
Weight - Dry 6250 lb 2835 kg
Oil Change Interval 750 hours 750 hours
Ignition, Protection Electronic ADEM A4 Electronic ADEM A4
Air/Fuel Ratio Control Electronic ADEM A4 Electronic ADEM A4
Stroke 6 in 152 mm
Bore 5.4 in 137 mm
Cooling System 14.5 gal (US) 55 l
Lube Oil System - Refill 39 gal (US) 148 l

CG137-8 Standard Equipment

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)

Flywheels & Flywheel Housings

  • Flywheel, SAE No. 14 or 18
  • Flywheel housing, SAE No. 0
  • SAE standard rotation

Fuel System

  • Gas pressure regulator
  • Natural gas carburetor

Lube System

  • Crankcase breather — top mounted
  • Oil cooler
  • Oil filter — RH
  • Oil filler in valve cover, dipstick — RH

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

CG137-8 Optional Equipment

Charging Alternator

  • 24V, 60A 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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