Cat® G3408 Industrial Gas Engine

G3408B Gas Engine

Cat® G3408 Industrial Gas Engine

Cat® G3408 Industrial Gas Engine. Ratings: 190-317 bkW (255-425 bhp) @ 1800 rpm and 249 bkW (332 bhp) @ 1500 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 Specs

Engine Dimensions - Approximate

Width
1563 mm (61.5 in)
Height
1758 mm (69.2 in)
Weight - Net Dry
2245 kg (4950 lb)
Length
1756 mm (69.1 in)

General

Engine Configuration
Engine - Continuous
Aspiration
Naturally Aspirated (NA), Turbocharged Aftercooled (TA)
Displacement
18 L (1099 in³)
Bore
137 mm (5.4 in)
Stroke
152 mm (6.0 in)

Power Rating

Minimum Power
255BHP
Maximum Power
425BHP
Frequency
1500 & 1800 rpm

Equipment

  • 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

Optional Equipment

  • 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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