Oil And Gas

  • Specs Summary
  • Minimum Rating
    255 bhp (190 bkW)
  • Maximum Rating
    400 bhp (298 bkW)
  • Emissions
    NSPS Site Compliant Capable or non-regulated
  • Displacement
    1099 in3 (18 L)

G3408 Gas Compression Engine

Tough and durable, built on the industry-standard G3400 platform bring maximum uptime and low operating cost to your operation. G3408 engines meet the most demanding continuous duty gas compression applications with virtually no unscheduled downtime.Ideal applications for G3408 engines include gas lift, gas gathering, and wellhead gas compression. Cat G3408 gas engine. Ratings: 190-298 bkW (255-400 bhp) @ 1800 rpm are NSPS site compliant capable with customer-provided air-fuel ratio control and aftertreatment or available for non-regulated areas.

Engine Specifications

  • Minimum Rating 255 bhp (190 bkW)
  • Maximum Rating 400 bhp (298 bkW)
  • Emissions NSPS Site Compliant Capable or non-regulated
  • Displacement 1099 in3 (18 L)
  • Compression Ratio 9.7:1
  • Aspiration Naturally Aspirated or Turbocharged-Aftercooled
  • Rotation (from flywheel end) Counterclockwise
  • Flywheel and Flywheel Housing SAE No. 0
  • Flywheel Teeth 136
  • Weight (dry) 3700 lb (1678 kg)
  • Oil Change Interval 750 hours
  • Ignition, Protection Altronic III
  • Stroke 6 in (152 mm)
  • Bore 5.4 in (137 mm)

Capacity for Liquids

  • Cooling System 14.5 gal (54.9 L)
  • Lube Oil System (refill) 12.2 gal (46.2 L)

Standard Equipment

Air Inlet System

  • Air cleaner — single element with service indicator

Control System

  • Governor — Woodward PSG mechanical
  • Governor control — positive locking

Cooling System

  • Thermostats and housing
  • Jacket water pump
  • Aftercooler water pump
  • Aftercooler core

Exhaust System

  • Watercooled exhaust manifolds
  • Dry exhaust elbow

Flywheel & Flywheel Housing

  • SAE No. 0 flywheel
  • SAE No. 0 flywheel housing
  • SAE standard rotation

Fuel System

  • Gas pressure regulator
  • Natural gas carburetor

Ignition System

  • Digital ignition system

Instrumentation

  • Service meter

Lube System

  • Crankcase breather — top mounted
  • Oil cooler
  • Oil filter — RH
  • Auxiliary oil reservoir
  • Rear sump oil pan
  • Oil filler in valve cover and dipstick — RH

Mounting System

  • Engine supports

Protection System

  • Shutoffs

General

  • Paint — Cat yellow
  • Crankshaft vibration damper and drive pulleys
  • Lifting eyes

Optional Equipment

Air Inlet System

  • Air cleaner — dual element
  • Air inlet adapter
  • Precleaner
  • Air cleaner rain cap

Charging System

  • Battery chargers
  • Charging alternators
  • Ammeter gauge
  • Ammeter gauge and wiring
  • Control mounting

Control System

  • EG3P/2301A speed control governor
  • PSG electric governor
  • PSG pneumatic governor

Cooling System

  • Radiators
  • Non-sparking blower fan
  • Blower fan and fan drives for customer suppliedradiators
  • ATAAC conversion
  • Aftercooler
  • Expansion tank
  • Heat exchanger

Exhaust System

  • Flexible fittings
  • Elbows
  • Flanges
  • Rain caps
  • Mufflers
  • Exhaust manifold

Fuel System

  • Dual gas regulator
  • Low energy fuel carburetor
  • Low pressure gas conversion
  • Propane and natural gas valve and jet kits
  • Fuel filter

Ignition System

  • CSA ignition
  • Ignition ground wiring harness
  • Power supply — digital ignition system

Instrumentation

  • Gauges and instrument panels

Lube System

  • Auxiliary oil reservoir removal
  • Lubricating oil

Mounting System

  • Vibration isolators

Power Take-Offs

  • Auxiliary drive pulleys
  • Enclosed clutch
  • Clutch support
  • Front stub shaf
  • Flywheel stub shaft
  • Pulley removal

Protection System

  • Gas valves

Starting System

  • Air starting motor
  • Electric air start control
  • Air pressure regulator
  • Air silencer
  • Electric starting motor — single 24-volt
  • Starting aids
  • Battery sets (24-volt dry), cables, and rack