New CAT Equipment

G3408C Low Emissions Gas Compression Engine

Tough and durable, built on the industry-standard G3400 platform bring maximum uptime and low operating cost to your operation. G3408C engines meet the most demanding continuous duty gas compression applications with virtually no unscheduled downtime.Ideal applications for G3408C engines include gas lift, gas gathering, and wellhead gas compression. Cat G3408C gas engine. Ratings: 317 bkW (425 bhp) @ 1800 rpm are NSPS site compliant capable with customer-provided aftertreatment or available for non-regulated areas.

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  • Capacity for Liquids
    Cooling System
    14.5 gal (US)
    Lube Oil System - Refill
    39 gal (US)
  • Engine Specifications
    Aspiration
    Turbocharged-Aftercooled
    Bore
    5.4 in
    Compression Ratio
    8.5:1
    Displacement
    1099 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. 0
    Height
    69.2 in
    Ignition, Protection
    Cat EIS
    Length
    69.1 in
    Maximum Rating
    425 BHP
    Minimum Rating
    425 BHP
    Oil Change Interval
    750 hours
    Rated Speed
    1800 rpm
    Rotation from Flywheel End
    Counterclockwise
    Stroke
    6 in
    Weight - Dry
    2041 lb
    Width
    61.5 in
Air Inlet System
  • Air cleaner — single element with service indicator
Control System
  • Electronic governor
  • Air/fuel ratio control
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 (1.5 to 5 psi gas supply required)
  • Natural gas carburetor
Ignition System
  • Cat Electronic Ignition System (EIS) with detonation sensitive timing
Instrumentation
  • Service meter
Lube System
  • Crankcase breather — top mounted
  • Oil cooler
  • Oil filter — RH
  • Oil pan — deep sump
  • Oil filler — RH in valve cover and RH dipstick
Mounting System
  • Engine supports
Protection System
  • Detonation sensitive timing control
  • Shutoff
General
  • Paint — Cat yellow
  • Crankshaft vibration damper and pulleys
  • Lifting eyes
  • Cylinder block inspection covers
Air Inlet System
  • Air cleaner — two-stage
  • Air inlet adapter
  • Precleaner
  • Air cleaner rain cap
Charging System
  • Battery chargers
  • Charging alternators
  • Ammeter gauge
  • Ammeter gauge and wiring
  • Control mounting
Cooling System
  • Radiators
  • Blower fan and fan drives for customer suppliedradiators
  • Expansion tank
  • Heat exchangers
Exhaust System
  • Flexible fittings
  • Elbows
  • Flanges
  • Rain caps
  • Mufflers
  • Exhaust manifold — instrument holes at each port
Fuel System
  • Dual gas regulator
  • Carburetor kits
  • Fuel filter
Ignition System
  • CSA ignition
  • Ignition ground wiring harness
  • Power supply
Instrumentation
  • Alarm module
  • Gauges and instrument panels
Mounting System
  • Vibration isolators
Power Take-offs
  • Auxiliary drive pulleys
  • Enclosed clutch and clutch support
  • Front stub shaft
  • Flywheel stub shaft
  • Pulley removal
Protection System
  • Gas valves
  • Status control box interconnect wiring harness
Starting System
  • Air starting motor
  • Air pressure regulator
  • Air silencer
  • Electric start control
  • Electric starting motors — single 24V
  • Starting aids
  • Battery sets — (24V dry), cables, and rack
General
  • Special paint

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