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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.
Request a QuoteMaximum Rating637BHP
EmissionsNSPS Site Compliant Capable
Displacement1649in³
Minimum Rating637BHP
Compression Ratio8.5:1
AspirationTurbocharged-Aftercooled
Rotation from Flywheel EndCounterclockwise
Flywheel and Flywheel HousingSAE No. 0
Flywheel Teeth136
Weight - Dry4720lb
Oil Change Interval750 hours
Ignition, ProtectionCat EIS
Stroke6in
Bore5.4in
Cooling System14.5gal (US)
Lube Oil System - Refill45gal (US)
Standard
Air cleaner — single element with service indicator
Optional
Air cleaner — two-stage
Air inlet adapter
Precleaner
Air cleaner rain cap
Standard
Electronic governor
Air/fuel ratio control on 1.0 g/bhp-hr NOx engines
Standard
Thermostats and housing
Jacket water pump
Aftercooler water pump
Aftercooler core
Optional
Radiators
Blower fan and fan drives for customer suppliedradiators
Expansion tank
Heat exchangers
Standard
Watercooled exhaust manifolds
Dry exhaust elbow
Optional
Flexible fittings
Elbows
Flanges
Rain caps
Mufflers
Standard
SAE No. 0 flywheel
SAE No. 1 flywheel housing
SAE standard rotation
Standard
Gas pressure regulator (1.5 to 5 psi gas supply required)
Natural gas carburetor
Optional
Dual gas regulator
Carburetor kits
Fuel filter
Standard
Cat Electronic Ignition System (EIS) with detonationsensitive timing
Optional
CSA ignition
Ignition ground wiring harness
Power supply
Standard
Service meter
Optional
Alarm module
Gauges and instrument panels
Standard
Crankcase breather — top mounted
Oil cooler
Oil filter — RH
Oil pan — deep sump
Oil filler — RH in valve cover and RH dipstick
Standard
Engine supports
Optional
Vibration isolators
Standard
Detonation sensitive timing control
Shutoff
Optional
Gas valves
Status control box interconnect wiring harness
Standard
Paint — Cat yellow
Crankshaft vibration damper and pulleys
Lifting eyes
Optional
Special paint
Optional
Battery chargers
Charging alternators
Ammeter gauge
Ammeter gauge and wiring
Control mounting
Optional
Auxiliary drive pulleys
Enclosed clutch and clutch support
Front stub shaft
Flywheel stub shaft
Pulley removal
Optional
Air starting motor — electric air start control
Air pressure regulator
Air silencer
Electric starting motors — single 24-volt
Starting aids
Battery sets
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