New CAT Equipment

G3412C Low Emissions Gas Compression Engine

Tough and durable, built on the industry-standard G3400 platform bring maximum uptime and low operating cost to your operation. G3412C Low Emissions (LE) engines meet the most demanding continuous duty gas compression applications with virtually no unscheduled downtime.Ideal applications for G3412C (LE) engines include gas lift, gas gathering, and wellhead gas compression. Cat G3412C (LE) gas engine. Ratings: 475 bkW (637 bhp) @ 1800 rpm are NSPS site compliant capable with customer-provided aftertreatment.

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    • Capacity for Liquids
      Cooling System
      14.5 gal (US)
      Lube Oil System - Refill
      45 gal (US)
    • Engine Specifications
      Aspiration
      Turbocharged-Aftercooled
      Bore
      5.4 in
      Compression Ratio
      8.5:1
      Displacement
      1649 in³
      Emissions
      NSPS Site Compliant Capable
      Flywheel Teeth
      136
      Flywheel and Flywheel Housing
      SAE No. 0
      Ignition, Protection
      Cat EIS
      Maximum Rating
      637 BHP
      Minimum Rating
      637 BHP
      Oil Change Interval
      750 hours
      Rotation from Flywheel End
      Counterclockwise
      Stroke
      6 in
      Weight - Dry
      4720 lb
    Air Inlet System
    • Air cleaner — single element with service indicator
    Control System
    • Electronic governor
    • Air/fuel ratio control on 1.0 g/bhp-hr NOx engines
    Cooling System
    • Thermostats and housing
    • Jacket water pump
    • Aftercooler water pump
    • Aftercooler core
    Exhaust System
    • Watercooled exhaust manifolds
    • Dry exhaust elbow
    Flywheels & Flywheel Housings
    • SAE No. 0 flywheel
    • SAE No. 1 flywheel housing
    • SAE standard rotation
    Fuel System
    • Gas pressure regulator (1.5 to 5 psi gas supply required)
    • Natural gas carburetor
    Ignition System
    • Cat Electronic Ignition System (EIS) with detonationsensitive timing
    Instrumentation
    • Service meter
    Lube System
    • Crankcase breather — top mounted
    • Oil cooler
    • Oil filter — RH
    • Oil pan — deep sump
    • Oil filler — RH in valve cover and RH dipstick
    Mounting System
    • Engine supports
    Protection System
    • Detonation sensitive timing control
    • Shutoff
    General
    • Paint — Cat yellow
    • Crankshaft vibration damper and pulleys
    • Lifting eyes
    Air Inlet System
    • Air cleaner — two-stage
    • Air inlet adapter
    • Precleaner
    • Air cleaner rain cap
    Charging System
    • Battery chargers
    • Charging alternators
    • Ammeter gauge
    • Ammeter gauge and wiring
    • Control mounting
    Cooling System
    • Radiators
    • Blower fan and fan drives for customer suppliedradiators
    • Expansion tank
    • Heat exchangers
    Exhaust System
    • Flexible fittings
    • Elbows
    • Flanges
    • Rain caps
    • Mufflers
    Fuel System
    • Dual gas regulator
    • Carburetor kits
    • Fuel filter
    Ignition System
    • CSA ignition
    • Ignition ground wiring harness
    • Power supply
    Instrumentation
    • Alarm module
    • Gauges and instrument panels
    Mounting System
    • Vibration isolators
    Power Take-Offs
    • Auxiliary drive pulleys
    • Enclosed clutch and clutch support
    • Front stub shaft
    • Flywheel stub shaft
    • Pulley removal
    Protection System
    • Gas valves
    • Status control box interconnect wiring harness
    Starting System
    • Air starting motor — electric air start control
    • Air pressure regulator
    • Air silencer
    • Electric starting motors — single 24-volt
    • Starting aids
    • Battery sets
    General
    • Special paint