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Gas Engines

Cat® industrial engines are ready for your application. These engines deliver the unsurpassed reliability, durability, fuel efficiency, and low cost of ownership you have come to expect from Caterpillar. And our world-class product support will never let you down. All this adds up to a powerful advantage for you. Every Cat industrial diesel and gas engine comes with 75 years of engine experience. Our world-class product line of high-speed and medium-speed industrial engines in a wide range of applications offer power solutions for the most demanding installations and the harshest environments. With power options from 8.2 to 6,100 bkW (11 to 8,180 bhp), Cat industrial diesel and gas engines offer the widest power range in the industry.

Cat® G3406 Industrial Gas Engine

Cat® G3406 Industrial Gas Engine. Ratings: 160-242 bkW (215-325 bhp) @ 1800 rpm are NSPS site compliant capable with customer-supplied aftertreatment. Some ratings also have standard emission settings available for export only. For specific emission information, please consult your local Cat Dealer.

Product Details

General

Bore 137 mm (5.4 in)
Stroke 165 mm (6.5 in)
Displacement 14 L (893 in³)
Aspiration Naturally Aspirated (NA), Turbocharged Aftercooled (TA)
Engine Configuration Engine - Continuous

Power Rating

Minimum Power 160 bkW
Maximum Power 215 bkW
Frequency 1800 rpm

Engine Dimensions (Approximate. Final dimensions dependent on selected options)

Weight, Net Dry 1362 kg (3000 lb)
Height 1433 mm (56 in)
Width 1270 mm (50 in)
Length 1934 mm (76 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
  • 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
    • 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
          • CSA shielded ignition
            • Wiring harness
              • Instrumentation
                •  Gauges and instrument panels
              • Lube System
                •  Auxiliary oil reservoir removal
                •  Lubricating oil
              • Mounting System
                •  Vibration isolators
              • 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
                • 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
                              Built for it