The Perkins 4012-46TWG2A is a 45.8 L 6-cylinder turbocharged engine rated at 1500 rpm. It powers generator sets from FG Wilson, including the P1250P3 and P1375E3. It holds 177 L (46.8 gal) of oil and 196 L (51.8 gal) of coolant.
Also known as: Perkins 4012-46TWG2A
Part of the Perkins 4012 engine family — 17 variants share parts & fitment.
| Oil capacity | 177.0 L |
|---|---|
| Coolant capacity | 196.0 L |
| Displacement | 45.8 L |
| Cylinders | 6 |
| Aspiration | Turbocharged |
| Rated speed | 1500 rpm |
| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Air filter | Replaceable Element | — | |||
| Fuel filter | Replaceable Element | — | |||
| Oil filter | Spin-On, Full Flow | — | |||
| Battery | 24/Negative | — | |||
| Belt | Centrifugal | — | |||
| Coolant | Water | 196.0 l | — | ||
| Oil | API CG 15W-40 | 177.0 l | — |
Pooled from every document that names this exact engine — confirm the interval and part number against your unit's serial number.
| Part # | Description | Category |
|---|---|---|
| LL8224H | LL8224H | alternator |
| LL8224N | LL8224N | alternator |
| M351 | Main bearing bolts, lateral capscrews, main bearing caps | main_bearing_bolts |
| 4012-46TAG3A | Engine | other_service |
| 4012TAG | other_service | |
| 4012TAG1 | other_service | |
| 4012TAG2 | other_service | |
| T6253/292 | dismantling tool | other_service |
| T6253/293 | extraction tool | other_service |
Parts cataloged across all variants of this engine family — verify the exact part fits your specific variant and serial number before ordering.
The Perkins 4012-46TWG2A engine has an oil capacity of 177.0 liters.
The Perkins 4012-46TWG2A has a displacement of 45.8 liters with 6 cylinders.
The Perkins 4012-46TWG2A powers 2 generator set(s), including FG Wilson P1250P3, FG Wilson P1375E3.