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New 2003 Caterpillar 3512B SCAC Marine Auxiliary Engines – 2 Available!1500HP @ 1800RPM, Max HP 1910HP
Max low idle speed 1450HP
Sea Water Pump Removal
IMO Certified
Heat Exchanger Cooled
Air Starting Motor
24V 60 AMP Charging Alternator
Please refer to product document “Build Sheet” for further information!
| Item Number | E4514 |
|---|---|
| Rpm | 1800 |
| Fuel Type | |
| Enclosure Portable | |
| Manufacturer | |
| Serial Number Prefix | 8EM |
| Horsepower | 1500 |
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Unleash Uncompromising Marine Power with Factory-Fresh Caterpillar 3512B Engines
When your vessel demands unwavering reliability and exceptional performance in the most demanding maritime environments, nothing compares to genuine Caterpillar power. We're proud to offer two brand-new 2003 Caterpillar 3512B SCAC Marine Auxiliary Engines—legendary powerhouses that have earned their reputation as the gold standard in commercial marine propulsion and auxiliary power generation.
These aren't just engines—they're your insurance policy against downtime, your guarantee of performance when every hour on the water counts. Each 3512B delivers an impressive 1,500 horsepower at 1,800 RPM, with the muscle to surge to 1,910 maximum horsepower when you need that extra thrust. Even at low idle speed, you'll command 1,450 horsepower—ensuring responsive power across your entire operating range.
Every critical component has been engineered with one goal: keeping you operational when others are tied to the dock.
The 3512B isn't just another marine engine—it's the result of decades of Caterpillar's relentless pursuit of perfection in heavy-duty power systems. This SCAC (Separate Circuit Aftercooled) configuration delivers superior fuel efficiency, reduced emissions, and extended service intervals that translate directly to lower operating costs and maximum uptime.
These 2003 manufacture engines represent a unique opportunity: proven technology at exceptional value. You get factory-fresh components with zero operating hours, combined with the peace of mind that comes from a mature, thoroughly tested design. No first-generation issues, no experimental technology—just bulletproof Caterpillar reliability.
Each engine comes with comprehensive build sheet documentation detailing exact specifications, configuration details, and technical data. You'll have everything needed for seamless integration into your vessel and for maintaining warranty compliance.
With two identical units available, you have the flexibility to:
Premium marine power of this caliber doesn't remain available for long. Whether you're repowering an existing vessel, building new, or securing backup power for critical operations, these Caterpillar 3512B engines represent an exceptional opportunity to acquire world-class marine propulsion at an outstanding value.
Don't let this opportunity pass. Contact Power Generation Enterprises today for detailed build sheets, technical specifications, and availability confirmation. Our marine power specialists are standing by to answer your questions and help you determine if these engines are the perfect fit for your application.
Serious inquiries only. Professional installation recommended. Additional documentation available upon request.




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