New CAT Equipment

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.

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    • Capacity for Liquids
      Cooling System
      14.5 gal (US)
      Lube Oil System - Refill
      12.2 gal (US)
    • Engine Specifications
      Aspiration
      Naturally Aspirated or Turbocharged - Aftercooled
      Bore
      5.4 in
      Compression Ratio
      9.7:1
      Displacement
      1099 in³
      Emissions
      Rich Burn: Standard Emissions for Export Only
      Flywheel Teeth
      136
      Flywheel and Flywheel Housing
      SAE No. 0
      Height
      61 in
      Ignition, Protection
      Altronic III
      Length
      68 in
      Maximum Rating
      400 BHP
      Minimum Rating
      255 BHP
      Oil Change Interval
      750 hours
      Rated Speed
      1800 rpm
      Rotation from Flywheel End
      Counterclockwise
      Stroke
      6 in
      Weight - Dry
      4500 lb
      Width
      52 in
    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
    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

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