The Caterpillar G3412C LE is a 27 L turbocharged-aftercooled (ta) 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: Caterpillar G3412C LE
Part of the Caterpillar G3412C engine family — 2 variants share parts & fitment.
| Oil capacity | 170.3 L |
|---|---|
| Coolant capacity | 54.9 L |
| Displacement | 27.0 L |
| Aspiration | Turbocharged-Aftercooled (TA) |
| Rated speed | 1800 rpm |
| Gross power | 475 kW |
| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Air filter | Air cleaner — single element with service indicator, Air inlet adapter, Precleaner, Air cleaner rain cap | — | find | ||
| Fuel filter | Fuel filter | — | find | ||
| Oil filter | Oil filter — RH | — | find | ||
| Belt | Crankshaft vibration damper and pulleys, Lifting eyes | — | find | ||
| Coolant | Thermostats and housing, Jacket water pump, Aftercooler water pump, Aftercooler core | 54.9 L | — | ||
| Oil | Crankcase breather — top mounted, Oil cooler, Oil filter — RH, Oil pan — deep sump, Oil filler — RH in valve cover and RH dipstick | 170.3 L | — | 750 hr |
Pooled from every document that names this exact engine — confirm the interval and part number against your unit's serial number.
| Part # | Description | Category |
|---|---|---|
| 108-3515 | Gasket | gasket |
| 104-3170 | Spark Plug | spark_plug |
| 128-6238 | Spark Plug | spark_plug |
Parts cataloged across all variants of this engine family — verify the exact part fits your specific variant and serial number before ordering.
The Caterpillar G3412C LE engine has an oil capacity of 170.3 liters.
The Caterpillar G3412C LE has a displacement of 27.0 liters.
The Caterpillar G3412C LE powers 1 generator set(s), including Caterpillar DM5450.
The Caterpillar G3412C LE oil change interval is every 750 hours.