HomeEnginesCaterpillar G3412C LE

Caterpillar G3412C LE Engine

The Caterpillar G3412C LE is a 27 L turbocharged-aftercooled engine rated at 1800 rpm, producing up to 475 kW. It powers generator sets from Caterpillar, including the DM5450. It holds 170.3 L (45.0 gal) of oil and 54.9 L (14.5 gal) of coolant.

Also known as: CAT G3412C LE

27.0 L
Displacement
1800 rpm
Rated speed
475 kW
Gross power
170.3 L
Oil capacity

Engine specifications

Oil capacity170.3 L
Coolant capacity54.9 L
Displacement27.0 L
AspirationTurbocharged-Aftercooled
Rated speed1800 rpm
Gross power475 kW

Generator sets powered by this engine

1
Caterpillar DM5450

How to read your Caterpillar engine serial & model number →

Maintenance schedule

ItemSpecCapacityPart #Interval
Air filterAir cleaner — single element with service indicator, Air inlet adapter, Precleaner, Air cleaner rain cap
Fuel filterFuel filter
Oil filterOil filter — RH
BatteryBattery chargers, Charging alternators, Ammeter gauge, Ammeter gauge and wiring, Control mounting
BeltCrankshaft vibration damper and pulleys, Lifting eyes
CoolantThermostats and housing, Jacket water pump, Aftercooler water pump, Aftercooler core54.9 L
OilCrankcase breather — top mounted, Oil cooler, Oil filter — RH, Oil pan — deep sump, Oil filler — RH in valve cover and RH dipstick170.3 L750 hr
Spark plugCat Electronic Ignition System (EIS) with detonation sensitive timing

Pooled from every document that names this exact engine — confirm the interval and part number against your unit's serial number.

Common questions

What is the oil capacity of the Caterpillar G3412C LE?

The Caterpillar G3412C LE engine has an oil capacity of 170.3 liters.

What is the displacement of the Caterpillar G3412C LE?

The Caterpillar G3412C LE has a displacement of 27.0 liters.

Which generators use the Caterpillar G3412C LE engine?

The Caterpillar G3412C LE powers 1 generator set(s), including Caterpillar DM5450.

How often should you change the oil in the Caterpillar G3412C LE?

The Caterpillar G3412C LE oil change interval is every 750 hours.