New | Cat® G3412 Industrial Gas Engine

Cat® G3412 Industrial Gas Engine. Ratings: 448-475 bkW (600-637 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.

Bore137 mm (5.4 in)
Stroke152 mm (6.0 in)
Displacement27 L (1649³)
AspirationTurbocharged Aftercooled (TA)
Engine ConfigurationEngine - Continuous
Power Rating
Minimum Power600.0 bhp
Maximum Power637.0 bhp
Frequency1800 rpm
Engine Dimensions (Approximate. Final dimensions dependent on selected options)
Weight, Net Dry2141 kg (4720 lb)
Height1960 mm (77 in)
Width1598 mm (63 in)
Length2442 mm (96 in)

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.

  • improved 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

Large Variety Of Factory-installed Engine Attachments Reduces Packaging Time

Every Cat Engine Is Manufactured To Stringent Quality Standards In Order To Assure Customer Satisfaction.

  • 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

Air Inlet System
  • Air cleaner — single element with service indicator
Control System
  • Governor — Woodward PSG mechanica
  • 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
  • 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
  • Shutoff
  • Paint — Cat yellow
  • Crankshaft vibration damper and drive pulleys
  • Lifting eyes



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Why Cat is Better. Machine Comparison

With only a few days notice, we were able to get the emergency system working properly. Hawthorne Cat provided great leadership and excellent field support.
Mark Cripe
Helix Electric

San Diego - Power
Steve Jamison
Power Systems Sales Manager
858.376.6821 office
858.688.0083 mobile

Phillip J. Smith (PJ)
Service Manager - CSA Group/Truck Shop
858.376.6874 office
858.688.0134 mobile

Dan Hixon
Field Service Manager
858.376.6822 office
858.663.4652 mobile

Paul Karpf
Rental Department Manager
858.376.6888 office
858.688.0039 mobile

Tom Bonham
Product Support Sales &
Advanced Electrical Services Manager
858.376.6898 office
442.248.2108 mobile

Hawaii – Power
Cliff Yuen
Power Systems Sales Manager
808.676.0322 office
808.349.7767 mobile

Travis Tilton
General Service Manager
808.676.0314 office
808.864.1903 mobile

Bobby Fields
Rental Developer
808.676.0267 office
808.368.5445 mobile

Guam – Power
Myver Hecita
Power Systems Rental &
Sales Representative
671.649.4241 office
671.898.2740 mobile

Jimmy Cruz
Engine Service Manager
671.649.4216 office
671.488.2821 mobile