The Caterpillar 3516C engine is a V16, turbocharged and aftercooled diesel powerhouse that combines rugged durability with modern electronics and emissions compliance. Designed for the heaviest industrial demands, the 3516C powers vessels, generators, and field equipment around the world—especially in environments that require EPA Tier 2, Tier 3, or IMO II standards. With an output capacity exceeding 2,500 horsepower and torque levels that outperform nearly any other diesel in its class, the 3516C is trusted in marine propulsion, oilfield rigs, mining operations, and prime/standby power plants. Its integration of ADEM™ electronic controls, separate circuit aftercooling (SCAC), and optimized fuel mapping makes it one of the most intelligent and reliable heavy-duty diesels Caterpillar has ever produced. At Diesel Pro Power, we specialize in aftermarket parts for the Caterpillar 3516C—providing fast shipping, global availability, and technical support for professionals who demand performance without premium OEM pricing. Model: Caterpillar 3516C Engine Type: 4-stroke cycle, V16, turbocharged and aftercooled Displacement: 78.1 liters (4,760 cubic inches) Bore: 170 mm (6.69 inches) Stroke: 215 mm (8.46 inches) Aspiration: Turbocharged with SCAC cooling Fuel System: Electronic Unit Injection (EUI) Electronic Management: ADEM™ A3 or A4 ECM Rotation (viewed from flywheel): Counterclockwise Horsepower Range: 2,000–2,525 hp (1,491–1,882 kW) Torque: 7,500+ lb-ft depending on rating Rated Speed: 1,200–1,800 RPM Fuel Efficiency: ~0.32–0.34 lbs/hp/hr Emissions Compliance: Tier 2 / Tier 3 / IMO II Length: ~145–152 inches (3,680–3,860 mm) Width: ~80–86 inches (2,030–2,180 mm) Height: ~92–100 inches (2,340–2,540 mm) Dry Weight: 15,800–16,500 lbs (7,168–7,484 kg) Oil Capacity: 95–110 liters (25–29 gallons) Cooling System Capacity: ~120 liters (32 gallons) Oil Type: SAE 15W-40 (ECF-2 or better) Cooling: SCAC system with high-efficiency expansion tank The Caterpillar 3516C is the preferred engine in applications where power, compliance, and uptime are mission-critical. It’s the backbone of operations in marine, mining, power gen, and oilfield sectors—especially where environmental standards are enforced, and the engine cannot fail. Diesel Pro Power provides a comprehensive catalog of aftermarket parts for the 3516C, allowing professionals to maintain and repair these engines without high OEM costs or long delays. The 3516C is widely used in: Tugboats Push boats OSVs and crew boats Commercial fishing vessels Ferries and pilot boats With its torque-heavy output and ADEM-driven fuel control, the 3516C delivers precise performance in congested harbors and open water alike. Its SCAC configuration keeps operating temps in check even under extended full-load operation, which is essential in propulsion applications. Diesel Pro Power supports marine customers with: Raw water pumps and aftercooler components Throttle control assemblies and actuator kits Marine cylinder head gaskets Turbochargers optimized for saltwater environments Control cable assemblies for electronic or mechanical interfaces Many vessels also rely on the 3516C for: Gensets Fire suppression pumps Hydraulic systems Onboard refrigeration and compressor operation Common aftermarket parts include: Starter motors Oil coolers and thermostats ADEM-compatible wiring harnesses Sensor kits for pressure, temp, and load monitoring Seals, elbows, and coolant bypass valves The 3516C is a dominant engine in the generator market, powering: Emergency backup systems Prime power for industrial operations Continuous-duty power stations Island and remote village microgrids Its ADEM ECM enables efficient load balancing and emissions monitoring—critical in regulated territories. Diesel Pro Power supports power gen operators with: Overhaul kits for continuous-duty gensets Aftercoolers and intake hardware Turbochargers and boost pressure sensors Oil pump kits and lubrication system rebuilds Fuel injectors, rails, and filter kits Whether you're maintaining Tier 2 or Tier 3 gensets, our parts are verified for compatibility. The 3516C is trusted in: Frac pump trailers Drilling rig power systems Mud pump drives Portable oilfield generators Compressor skid packages Its advanced fuel delivery and emissions controls allow it to comply with oilfield regulations while delivering 24/7 performance in some of the harshest conditions on Earth. Diesel Pro Power provides aftermarket parts like: Piston and liner kits for high-cylinder pressure Camshaft assemblies and valvetrain hardware High-pressure fuel actuators Sensor wiring bundles and thermal protection systems Top-end gasket and seal kits for quarterly field service The 3516C engine powers: 200+ ton haul trucks High-tonnage loaders Portable rock crushers and conveyors Dust suppression pump systems Mine ventilation fans and turbines Operators in mining rely on reliability, torque, and ease of service. Diesel Pro Power supports these needs with: Crankshaft assemblies and dampers Turbocharger systems built for high-altitude and dust Air intake filtration hardware Coolant recovery and routing systems In-frame rebuild kits with cylinder head components We ship globally to help mining clients avoid downtime and increase productivity. In large-scale construction, the 3516C powers: Foundation drilling systems Tunnel boring machines High-volume batch plants Crane systems and bridge-launch platforms Mobile water pump platforms These applications demand fast service, durable parts, and high availability. Diesel Pro Power provides: Fuel system kits Oil coolers and filters Electronic sensor packages Exhaust and manifold gaskets Fan belt systems and pulleys Municipal and civil service teams rely on the 3516C in: Water treatment and pumping stations Hospital and public infrastructure generators Disaster recovery field generators Fire department pump units High-load grid backup systems Downtime in these cases is not an option. Our aftermarket catalog supports these fleets with: Starter motors and gear assemblies Throttle and shutdown solenoids Emergency override sensor kits Fuel lift pumps and priming systems Complete quarterly service kits Our parts are manufactured to OEM standards—sometimes by the same suppliers—without dealer markups. We help verify compatibility using your engine’s serial or arrangement number—no guesswork. We ship fast to the U.S., Canada, Latin America, Europe, Africa, the Middle East, and Asia-Pacific. From turbochargers to sensor harnesses, every part is selected for real-world performance in tough environments. The Caterpillar 3516C is one of the most powerful and versatile diesel engines on the market—balancing high output, regulatory compliance, and extreme-duty construction. It plays a mission-critical role in marine fleets, power plants, oilfields, mines, and civil infrastructure across the globe. Diesel Pro Power ensures these engines stay running with a full range of aftermarket parts, backed by fitment guidance, fast shipping, and proven durability. Whether you need a complete rebuild kit or a same-day replacement for a failed water pump, we’ve got your 3516C engine covered. Marine CAT 3516 Component Maintenance Life The Legacy of the Caterpillar Marine 3516 Engine & Its Use Today Understanding the Caterpillar 3500 Series: What Sets These Engines Apart? How Aftercoolers Help Keep Caterpillar 3512 and 3516 Engines Running Cool Why Caterpillar 3512 and 3516 Engines Dominate the Marine Industry
Parts for Caterpillar 3516C
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Engine Specifications & Applications of the Caterpillar 3516C Engine
Introduction
Engine Specifications
Base Configuration
Performance Output
Physical Dimensions
Fluids & Lubrication
Applications of the Caterpillar 3516C Engine
1. Marine Applications
Marine Propulsion
Marine Auxiliary Power
2. Power Generation
3. Oil & Gas Sector
4. Mining & Quarrying Equipment
5. Heavy Construction & Infrastructure
6. Emergency Response & Municipal Systems
Why Diesel Pro Power Aftermarket Parts for 3516C?
1. Performance Without the Price Tag
2. Expert Fitment Support
3. Global Distribution
4. Reliability in Every Part
Final Thoughts
Additional Resources
Caterpillar 3512 vs. 3516: Which One is Right for Your Vessel?
The Importance of Routine Oil Changes for Caterpillar 3512 & 3516 Engines
Caterpillar 3516: The Ultimate Powerhouse for Large Marine Applications