New CAT Equipment

G3406 Gas Compression Engine

Tough and durable, built on the industry-standard G3400 platform bring maximum uptime and low operating cost to your operation. G3406 engines meet the most demanding continuous duty gas compression applications with virtually no unscheduled downtime. Ideal applications for G3406 engines include gas lift, gas gathering, and wellhead gas compression. Cat G3406 gas engine. Ratings: 160-242 bkW (215-325 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
    10 gal (US)
    Lube Oil System - Refill
    20 gal (US)
  • Engine Specifications
    Aspiration
    Naturally Aspirated or Turbocharged - Aftercooled
    Bore
    5.4 in
    Compression Ratio
    9.4:1
    Displacement
    893 in³
    Emissions
    2% 02 Emissions Rating: Export Only
    Flywheel Teeth
    113
    Flywheel and Flywheel Housing
    SAE No. 1
    Height
    56 in
    Ignition, Protection
    Altronic III
    Length
    76 in
    Maximum Rating
    325 BHP
    Minimum Rating
    215 BHP
    Oil Change Interval
    750 hours
    Rated Speed
    1800 rpm
    Rotation from Flywheel End
    Counterclockwise
    Stroke
    6 in
    Weight - Dry
    3000 lb
    Width
    50 in
Air Inlet System
  • Air cleaner — heavy-duty
  • Air cleaner rain cap
  • Service indicator
Control System
  • Governor — Woodward PSG mechanical
  • Governor locking — positive 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. 1 flywheel
  • SAE No. 1 flywheel housing
  • SAE standard rotation
Fuel System
  • Gas pressure regulator
  • Natural gas carburetor
Ignition System
  • Altronic III ignition system
Instrumentation
  • Service meter
Lube System
  • Crankcase breather — top mounted
  • Oil cooler
  • Oil filter — RH
  • Auxiliary oil reservoir
  • Oil pan — full sump
  • Oil filler in valve cover, dipstick — RH
Mounting System
  • Engine supports
Protection System
  • Shutoffs
General
  • Paint — Cat yellow
  • Crankshaft vibration damper and drive pulleys
  • Lifting eyes
Air Inlet System
  • Precleaner
Charging System
  • Battery chargers
  • Charging alternators
  • Charging alternators f/u/w c customer supplied shutoffs
  • Ammeter gauge
  • Ammeter gauge and wiring
  • Control mounting
Control System
  • PSG Woodward governor
Cooling System
  • Radiators
  • Non-sparking blower fan
  • Blower fans for customer supplied radiators
  • Fan drives for customer supplied radiators
  • ATAAC conversion
  • Aftercooler
  • Expansion tank
  • Heat exchangers
Exhaust System
  • Flexible fittings
  • Elbow
  • Flange
  • Pipe
  • Rain cap
  • Muffler
Fuel System
  • Fuel filter
  • Natural gas valve and jet kits
Ignition System
  • CSA shielded ignition
  • Wiring harness
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 and clutch support
  • Front stub shaft and flywheel stub shaft
Protection System
  • Gas valves
Starting System
  • Air starting motor
  • Electric air start control
  • Air pressure regulator
  • Air silencer
  • Electric starting motor— single 12- and 24-volt
  • Starting aids
  • Battery sets, cables, and rack
General
  • Damper guard

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