G3508 Gas Compression Engine

Gas Compression Engines G3508 LE

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Key Specs

Maximum Rating
670 BHP
500 bkW
Emissions
NSPS Site Compliant Capable or Non-regulated
NSPS Site Compliant Capable or Non-regulated
Displacement
2105 in³
34.5 l

Overview

The line of G3500 engines brings versatility, uptime, and low operating cost to your gas compression operation. They are equipped with ADEM A3 technology that enables highest performance and safety while maintaining low emissions. Ideal applications for G3500 engines include gas lift, gas gathering, and wellhead gas compression. Cat G3508 gas engine. Ratings: 391-500 bkW (524-670 bhp) @ 1200-1400 rpm are NSPS site compliant capable with customer-provided air-fuel ratio control and aftertreatment or available for non-regulated areas.

Product Specifications for G3508 LE

Maximum Rating 670 BHP 500 bkW
Emissions NSPS Site Compliant Capable or Non-regulated NSPS Site Compliant Capable or Non-regulated
Displacement 2105 in³ 34.5 l
Minimum Rating 524 BHP 391 bkW
Ignition, Protection ADEM™ A3 ADEM™ A3
Air/Fuel Ratio Control ADEM™ A3 ADEM™ A3

G3508 LE Standard Equipment

Air Inlet System

  • Remote air inlet adapters

Charging System

  • Battery chargers

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 sea-air atmosphere
  • Aftercooler thermostats and housing — full open temperature 35°C (95°F)
  • Aftercooler — raw water, cleanable

Exhaust System

  • Exhaust manifolds — watercooled

Flywheels & Flywheel Housings

  • SAE No. 00 flywheel
  • SAE No. 00 flywheel housing
  • SAE standard rotation

Fuel System

  • Gas pressure regulator
  • Natural gas carburetor
  • Fuel gas shut-off valve (24V DC)

Instrumentation

  • Advisor panel
  • Advisor interconnect harness

Lubrication System

  • Crankcase breathers — top mounted
  • Oil cooler
  • Oil filter — RH
  • Oil pan — shallow
  • Oil sampling valve
  • Turbo oil accumulator

Mounting System

  • Rails, engine mounting

Power Take-Offs

  • Front housing — two-sided
  • Front lower LH accessory drive

Protection System

  • Electronic shutoff system
  • Gas shutoff valve

General

  • Paint — Cat yellow
  • Vibration damper and guard

G3508 LE Optional Equipment

Air Inlet System

  • Remote air inlet adapters

Charging System

  • Battery chargers

Cooling System

  • Aftercooler core
  • Thermostatic valves
  • Connections
  • Expansion and overflow tank
  • Water level switch gauge

European Certifications

  • European Union certifications

Exhaust System

  • Flexible fittings
  • Elbows
  • Flanges
  • Flange and exhaust expanders
  • Mufflers

Fuel System

  • Fuel filter

Instrumentation

  • Customer communication modules

Lubrication System

  • Oil filters — duplex
  • Oil pan drain
  • Oil level regulator
  • Sump pumps
  • Lubricating oil

Mounting System

  • Rails
  • Vibration isolators

Power Take-Offs

  • Auxiliary drive shaft
  • Auxiliary drive pulleys
  • Front stub shaft
  • Pulleys

Protection System

  • Gas valve
  • Explosion relief valves

Starting System

  • Air pressure regulator
  • Air silencer
  • JW heaters
  • Battery sets (24-volt dry)
  • Battery accessories

General

  • Flywheel guard removal
  • Engine barring group
  • Premium 8:1 pistons

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