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Cat® G3406 Industrial Gas Engine
Gas Engines
Cat® G3412 Industrial Gas Engine 
Cat® G3516, G3516B Industrial Gas Engines Overview
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.
- Emissions
- Engine Design
- Full Range of Attachments
- Quality
- World-class Product Support Offered Through Global Cat Dealer Network
Emissions
Ratings 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 refer to the engine spec sheet.
Engine Design
- Proven reliability and durability
- Ability to burn a wide spectrum of gaseous fuels
- Robust diesel strength design prolongs life and lowers owning and operating costs
- Broad operating speed range
Full Range of Attachments
Large variety of factory-installed engine attachments reduces packaging time
Quality
Every Cat engine is manufactured to stringent quality standards in order to assure customer satisfaction.
World-class Product Support Offered Through Global Cat Dealer Network
- Scheduled maintenance, including S•O•SSM sample
- Customer Support Agreements (CSA)
- Caterpillar Extended Service Coverage (ESC)
- Superior dealer service network
- Extended dealer service network through the CatIndustrial Service Distributor (ISD) program
Emissions
Ratings 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 refer to the engine spec sheet.
Engine Design
- Proven reliability and durability
- Ability to burn a wide spectrum of gaseous fuels
- Robust diesel strength design prolongs life and lowers owning and operating costs
- Broad operating speed range
Full Range of Attachments
Large variety of factory-installed engine attachments reduces packaging time
Quality
Every Cat engine is manufactured to stringent quality standards in order to assure customer satisfaction.
World-class Product Support Offered Through Global Cat Dealer Network
- Scheduled maintenance, including S•O•SSM sample
- Customer Support Agreements (CSA)
- Caterpillar Extended Service Coverage (ESC)
- Superior dealer service network
- Extended dealer service network through the CatIndustrial Service Distributor (ISD) program
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
- 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
- 215.0bhp
- Maximum Power
- 325.0bhp
- Frequency
- 1800 rpm
- Minimum Power
- 215HP
- Maximum Power
- 325HP
Engine Dimensions (Approximate. Final dimensions dependent on selected options)
- Height
- 1433 mm (56 in)
- Width
- 1270 mm (50 in)
- Length
- 1934 mm (76 in)
Engine Dimensions - Approximate
- Weight - Net Dry
- 1362 kg (3000 lb)
- Width
- 1270 mm (50 in)
- Height
- 1433 mm (56 in)
- Length
- 1934 mm (76 in)
Standard/Optional Features
Standard Equipment:
-
- 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
Optional Equipment:
-
- 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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G3406 Gas Engines
- Engine Configuration
- Engine - Continuous
- Maximum Power
- 325.0 bhp
