Legendary Caterpillar Power for Serious Marine Applications

When your vessel demands proven reliability and industrial-grade performance, nothing compares to the legendary Caterpillar 3508B Marine Propulsion Engine. These factory-fresh, shrink-wrapped powerhouses deliver a commanding 850 horsepower at 1200 RPM—engineered specifically for commercial vessels, workboats, and serious recreational craft that require uncompromising power and durability.

Limited Availability: Only 2 Units in Stock

These are genuine new Caterpillar marine engines, not rebuilds or refurbishments. Each unit arrives shrink-wrapped from the factory, giving you complete confidence in the pristine condition and full manufacturer specifications you're investing in.

Engineered for Marine Excellence

The CAT 3508B isn't just an engine—it's a proven marine propulsion platform trusted by commercial operators and vessel builders worldwide. This is the power behind fishing fleets, tugboats, ferries, and luxury yachts that can't afford downtime.

• 850 HP @ 1200 RPM – Exceptional torque characteristics ideal for displacement hulls and heavy-duty marine applications
• Heat Exchanger Cooling System – Closed-loop freshwater cooling protects against corrosion and extends engine life in harsh saltwater environments
• 24V 60-Amp Charging Alternator – Integrated electrical system keeps batteries charged and powers onboard electronics without additional generators
• "B" Duty Type Rating – Designed for continuous-duty commercial marine service with proven reliability under sustained loads
• Tier 1 Emissions Compliant – Meets environmental regulations while maintaining optimal fuel efficiency and performance
• Factory Shrink-Wrapped – Protected during transport and storage, ensuring you receive your engine in pristine, ready-to-install condition

The Caterpillar Advantage

Choosing a Caterpillar marine engine means choosing a global support network, readily available parts, and a service infrastructure that spans every major port worldwide. The 3508B series has earned its reputation through decades of proven performance in the most demanding marine environments—from Arctic fishing grounds to tropical commercial routes.

Perfect Applications Include:

• Commercial fishing vessels
• Tugboats and push boats
• Crew boats and supply vessels
• Ferry and passenger services
• Luxury yacht propulsion
• Research and survey vessels
• Military and government craft

Technical Specifications at a Glance

• Model: Caterpillar 3508B Marine Propulsion
• Power Output: 850 Horsepower
• Operating Speed: 1200 RPM
• Cooling System: Heat Exchanger (Freshwater Cooled)
• Electrical: 24-Volt System with 60-Amp Alternator
• Duty Rating: "B" Type - Continuous Commercial Duty
• Emissions Standard: Tier 1 Compliant
• Condition: New, Factory Shrink-Wrapped
• Quantity Available: 2 Units

Investment-Grade Marine Power

This isn't just an engine purchase—it's an investment in your vessel's performance, reliability, and operational efficiency for years to come. The CAT 3508B's robust design means lower maintenance costs, extended service intervals, and the confidence that comes from operating equipment trusted by maritime professionals globally.

Don't Miss This Opportunity – New Caterpillar 3508B marine engines of this caliber rarely become available. With only two units in stock, these engines won't last long. Whether you're repowering an existing vessel, completing a new build, or maintaining critical spare capacity, this is your chance to secure legendary Caterpillar performance.

Contact Power Generation Enterprises today to discuss your specific marine application, verify availability, and arrange shipping to your location. Our experienced team can provide technical specifications, installation support guidance, and answer any questions about integrating these powerful engines into your vessel.

Secure your Caterpillar 3508B Marine Engine now—because downtime costs more than the right engine ever will.