The Caterpillar 3512B-II is an engine rated at 1600 rpm. It powers generator sets from Caterpillar, including the C.
Also known as: Caterpillar 3512B-II
Part of the Caterpillar 3512B engine family — 6 variants share parts & fitment.
| Rated speed | 1600 rpm |
|---|
Compiled from service & troubleshooting documentation across every generator set that uses the Caterpillar 3512B-II.
| Part # | Description | Category |
|---|---|---|
| 105-amp | Alternator | alternator |
| PK48000M | 4 tonne Palfinger PK48000M hydraulic crane | crane |
| 5N-5561 | Silicone Lubricant | fluid |
| 1R-0755 | High Efficiency Fuel Filter | fuel_filter |
| 10R9951 | Head Gaskets | gasket |
| 1744947 | Aftercooler and Lines Gaskets | gasket |
| 2322507 | Manifold Gaskets | gasket |
| 2322521 | Turbocharger Gaskets | gasket |
| 2342795 | Injector Seals/Gaskets | gasket |
| 2322522 | Reman Injectors | injector |
| 128-6786 | Crankshaft Bare | other_service |
| 1440725 | Connecting rod | other_service |
| 1743191 | Reman Cylinder Heads | other_service |
| 249-0437 | Oxidation Catalyst Assembly - Round | other_service |
| PEHJ0271 | Cat® Emissions Upgrade Kits for Select 3500 Marine Engines | other_service |
| PEHJ0287 | Cat® Performance Upgrade Kits for Select 3508, 3512, and 3516 Marine Engines | other_service |
| 113-8432 | Front Seal | seal |
| 245-5829 | Coolant Battery Tester Refractometer | sensor |
| ESD5526 | Speed Controller | speed_controller |
Parts cataloged across all variants of this engine family — verify the exact part fits your specific variant and serial number before ordering.
Other equipment known to use this engine, via filter-application cross-reference — useful for sourcing parts even when your exact machine isn't listed elsewhere on this page.
The Caterpillar 3512B-II powers 1 generator set(s), including Caterpillar C.
A commonly reported issue on generators using the Caterpillar 3512B-II is: Very Low Oil Pressure.