Caterpillar 3516 E

Engine Specifications & Applications of the Caterpillar 3516E Engine

Introduction

The Caterpillar 3516E engine is a Tier 4-compliant, electronically controlled, V16 diesel engine built for high-demand applications in marine, power generation, oil and gas, and industrial markets. As the most advanced engine in the 3516 lineup, the 3516E delivers exceptional horsepower, intelligent emissions control, and extreme durability—all backed by Caterpillar’s legendary 3500 series design foundation.

Equipped with ADEM™ A4 engine control, high-pressure common rail fuel systems, and robust cooling and filtration, the 3516E is capable of operating under the toughest environmental and regulatory conditions while maintaining continuous uptime. It is specifically designed to meet U.S. EPA Tier 4 Final and IMO III emission standards.

Diesel Pro Power proudly supports the 3516E with a complete range of high-quality aftermarket parts, giving operators a reliable and cost-effective alternative to OEM components—without sacrificing performance or longevity.

Engine Specifications

Base Configuration

• Model: Caterpillar 3516E

• Type: V-16, 4-stroke, turbocharged and aftercooled diesel

• Displacement: 78.1 liters (4,760 cubic inches)

• Bore: 170 mm (6.69 inches)

• Stroke: 215 mm (8.46 inches)

• Aspiration: Turbocharged with SCAC (Separate Circuit Aftercooling)

• Fuel System: Common Rail Fuel Injection

• Control Module: ADEM™ A4

• Compliance: EPA Tier 4 Final / IMO III certified

• Rotation (viewed from flywheel end): Counterclockwise

Power Ratings

• Horsepower: 2,500 to 3,100 hp (1,864 to 2,312 kW)

• Rated Speed: 1,200–1,800 RPM

• Torque: Up to 9,300 lb-ft (12,610 Nm), load-dependent

• Fuel Consumption: ~0.31–0.33 lbs/hp/hr (at rated load)

Dimensions & Weight

• Length: 150–158 inches (3,810–4,010 mm)

• Width: 80–86 inches (2,030–2,180 mm)

• Height: 96–104 inches (2,440–2,640 mm)

• Dry Weight: 17,000 to 18,500 lbs (7,711–8,391 kg)

Lubrication & Cooling

• Oil Capacity: 105–120 liters (27.7–31.7 gallons)

• Cooling System Capacity: ~140 liters (37 gallons)

• Recommended Oil: SAE 15W-40 CJ-4/CK-4

• Cooling Type: SCAC with integrated expansion tank and high-efficiency heat exchangers

Applications of the Caterpillar 3516E Engine

The 3516E engine delivers unmatched power and reliability in emissions-regulated environments. Its ability to provide steady output across a wide range of industries—while remaining compliant with the strictest environmental regulations—makes it a preferred engine for fleet managers and facilities operating in critical power and propulsion roles.

Diesel Pro Power supports all major 3516E applications with aftermarket parts that match OEM specifications, including rebuild kits, turbochargers, injectors, control sensors, and cooling components.

1. Marine Propulsion and Onboard Power

Primary Propulsion

The Caterpillar 3516E is used in:

• Large tugboats

• Deepwater support vessels (DPS-2, DPS-3)

• Government patrol and enforcement craft

• Pilot boats and ferries operating in emissions-controlled zones

• Dredging vessels and offshore construction barges

Marine operators choose the 3516E for its torque-rich performance, IMO III compliance, and smart electronic fuel control. Its low-speed thrust, fuel efficiency, and marine-grade SCAC system make it ideal for vessels navigating heavily regulated waters.

Diesel Pro Power supports 3516E marine propulsion with:

• Aftercoolers and SCAC pumps

• Marine head gaskets and cylinder kits

• Throttle cable assemblies

• Turbocharger assemblies

• Electronic actuator and solenoid replacements

Marine Auxiliary Power

Beyond propulsion, the 3516E is used in marine gensets and critical shipboard systems, including:

• Electrical power generation

• Firefighting and bilge pumping

• Refrigeration and HVAC systems

• Hydraulic deck equipment

Aftermarket parts from Diesel Pro include:

• Oil and fuel filter kits

• Temperature and oil pressure sensors

• Coolant expansion tanks

• Electronic control harnesses

• Starter motors and pre-lube pumps

2. Power Generation (Standby, Prime, Continuous)

The 3516E is widely used in:

• Emergency backup power systems

• Prime power generation for mining camps and field stations

• Continuous power plants for water facilities and data centers

• Grid support systems in remote, high-demand regions

With ADEM A4 controls and Tier 4 compliance, the 3516E delivers stable voltage output, fuel economy, and excellent load response for mission-critical operations.

Aftermarket parts for genset applications include:

• Complete engine overhaul kits

• Turbochargers with high-altitude optimization

• Control panel senders and fault sensors

• High-efficiency fuel pumps and filter bases

• SCAC cooling modules and expansion valves

3. Oil & Gas Industry Applications

The 3516E is a trusted platform in modern drilling operations, including:

• Frac trailer power

• Mud pump power units

• Rotary drilling power systems

• Coil tubing and well-servicing equipment

• Portable Tier 4 generator skids

These engines are expected to run for thousands of hours in harsh weather, dusty conditions, and at varying load ranges. The 3516E’s closed-loop fuel system, combined with intelligent diagnostics, helps operators monitor real-time performance and reduce unplanned outages.

Diesel Pro Power provides:

• Cylinder liner kits and piston assemblies

• Common rail fuel injection components

• Crankshaft seals and vibration dampers

• Valve train kits and camshaft followers

• Emissions control sensors and DPF-compatible wiring

4. Mining and Heavy Equipment

In mining and aggregate operations, the 3516E powers:

• 250+ ton haul trucks

• Rock crushers and screening systems

• Dewatering pump stations

• Electrical substations in underground mining

• Remote conveyor power units

The 3516E’s SCAC cooling, fuel efficiency, and emissions compliance allow operations to meet environmental standards without sacrificing productivity.

Diesel Pro Power aftermarket solutions include:

• Dust-resistant air intake components

• Top-end gasket sets

• Heavy-duty thermostats and water pump kits

• Electronic control harnesses

• Oil bypass valves and filtration kits

5. Industrial and Infrastructure Power

The Caterpillar 3516E is often used in:

• Cement plant equipment

• Foundation drilling rigs

• Tunnel boring machines

• Mass concrete batch plants

• Emergency municipal flood pump systems

These industrial uses require steady torque, extended runtime, and emission compliance. Downtime is costly—so having access to aftermarket parts is essential.

Diesel Pro Power’s catalog includes:

• Turbocharger service kits

• Fuel injector replacement sets

• Thermostats, oil coolers, and expansion tanks

• Electronic sensor replacements (NOx, EGT, pressure)

• ECM-compatible cable kits and relays

6. Civil Defense and Emergency Power Operations

Because of its quick-start capability and regulated emissions, the 3516E is also used in:

• Disaster recovery generator trailers

• Emergency utility backup systems

• Public sector power restoration fleets

• Fire suppression and flood response pumps

We support government and municipal users with:

• Starter systems and control relays

• Gasket and seal kits for quarterly inspections

• Wiring looms and ECM communication harnesses

• Sensor bundles for compliance and alarm systems

Why Choose Diesel Pro Power Aftermarket Parts for the 3516E?

1. Guaranteed Fit & Performance

Our components are engineered to match the exact tolerances and specs of OEM parts.

2. Faster Turnaround

Skip OEM delays—most parts are in stock and ready to ship globally.

3. Lower Cost, Higher Value

Enjoy significant savings without sacrificing quality or durability.

4. Expert Support

We help confirm part fitment using your engine’s serial number, arrangement number, or application.

Final Thoughts

The Caterpillar 3516E engine is designed for professionals who demand high-output diesel performance with full emissions compliance. It powers some of the most critical equipment on the planet—generators, vessels, pumps, and field units that cannot afford failure.

Diesel Pro Power is your trusted source for aftermarket 3516E parts, offering fast shipping, OEM-matching performance, and expert service to help you maintain uptime and control costs.

From overhaul kits to turbochargers, injectors to SCAC components—we've got the 3516E covered.

Additional Resources

Marine CAT 3516 Component Maintenance Life

The Legacy of the Caterpillar Marine 3516 Engine & Its Use Today

Caterpillar 3512 vs. 3516: Which One is Right for Your Vessel?

Understanding the Caterpillar 3500 Series: What Sets These Engines Apart?

The Importance of Routine Oil Changes for Caterpillar 3512 & 3516 Engines

How Aftercoolers Help Keep Caterpillar 3512 and 3516 Engines Running Cool

Why Caterpillar 3512 and 3516 Engines Dominate the Marine Industry

Caterpillar 3516: The Ultimate Powerhouse for Large Marine Applications