Rated Power:1044 HP 1600 @ RPM
Engine Type :V-12, 4-Stroke-Cycle-Diesel
Bore x Strock :170.0 mm * 190.0 mm
Displacement :51.8 L (3161 cu in)
Emission Standard : IMO II
Caterpillar 3512 Marine Main Engine
The Caterpillar 3512 engine is a powerful and efficient engine with the following advantages: Powerful power output: The Caterpillar 3512 engine uses a V12 cylinder arrangement, has a larger displacement and more cylinders, and is able to provide high horsepower and torque output. This gives it excellent power performance in heavy machinery and industrial applications. High reliability and durability: The Caterpillar 3512 engine uses a durable design and manufacturing process to ensure reliability and durability. It has undergone rigorous testing and verification, and can operate for a long time in difficult environments without damage. Fuel economy: The Caterpillar 3512 engine uses advanced combustion technology and fuel systems to efficiently utilize fuel and reduce energy consumption and emissions.
This allows it to maintain low fuel consumption in long running and high load operating conditions. Easy maintenance and repair: The Caterpillar 3512 engine has a modular design that makes it easy to maintain and repair. The layout of key components is reasonable, easy to check and replace, reducing the cost and time of maintenance. Compatibility: The Caterpillar 3512 engine is versatile in size and interface design, and can be used with a variety of different equipment and projects. This compatibility makes it flexible across a wide range of industries and applications. In short, the Caterpillar 3512 engine has a powerful and reliable power output, high fuel economy, easy maintenance and repair, and a wide range of compatibility, which makes it widely used in a variety of heavy machinery equipment and industrial applications.
General Specifications of 3512 Series
| Engine Type: | V-12, 4-Stroke-Cycle-Diesel |
| Displacement: | 51.8-58.6 L |
| Bore * Stroke: | 170 mm * 215 mm |
| Advertised Power: | 1044-1901 HP @ 1600-1800 RPM |
| Peak Torque: | N/A |
| Rated Speed: | 1600-1800 RPM |
| Emissision: | IMO II |
| Aspiration Method: | Turbocharged-Aftercooled |
| Wet Weight: | 6532-8176 kg |
| Dimission Standards: | 2625 mm * 1808 mm * 2335 mm |
Engine Model |
Rated Power |
Peak Torque |
Engine Model |
Rated Power |
Peak Torque |
||
| 3512C-SS-ME1400 | 1044 HP 1600 @ RPM | N/A | 3512C-SS-ME1500 | 1118 HP 1600 @ RPM | N/A | ||
| 3512C-SS-ME1600 | 1118 HP 1600 @ RPM | N/A | 3512E | 1901 HP 1800 @ RPM | N/A | ||
| ——END—— | |||||||
Caterpillar 3512 Series Marine Main Engine
This is the list of all series of Caterpillar 3512 Series Marine Main Engine.
Click here to find marine main engines by type (Fuel System & Emission Standard).
3512C-SS-ME1500 Marine Main Engine
Rated Power: 1118 HP 1600 @ RPM
Engine Type:V-12, 4-Stroke-Cycle-Diesel
Bore x Strock:170.0 mm * 190.0 mm
Displacement :51.8 L (3161 cu in)
Emission Standard: IMO II
3512C-SS-ME1600 Marine Main Engine
Rated Power:1118 HP 1600 @ RPM
Engine Type:V-12, 4-Stroke-Cycle-Diesel
Bore x Strock:170.0 mm * 190.0 mm
Displacement:51.8 L(3161 cu in)
Emission Standard: IMO II
Caterpillar 3512E Marine Main Engine
Rated Power:1901 HP 1800 @ RPM
Engine Type:V-12, 4-Stroke-Cycle-Diesel
Bore x Strock:170 mm * 215 mm
Displacement:58.6 L / 3574 cu in
Emission Standard: IMO II-III
Global Activity
SinoMac Makes Its Mark at Global Maritime Event—A Look Back at Marintec China 2025
Hailed as the "Olympics" of the global maritime industry, Marintec China 2025 took place from December 2 to 5, 2025, at the Shanghai New International Expo Centre. Centered on the theme “Innovation and Cooperation for Sustainable Maritime Development,” this edition showcased cutting-edge technologies, innovative achievements, and sustainable pathways across the global maritime sector. It attracted over 2,000 exhibiting companies and tens of thousands of professional visitors from more than 100 countries and regions, highlighting China's pivotal influence and open-cooperative stance within the global maritime industry.
SinoMac’s Presence at the 2025 Kazakhstan International Mining, Exploration & Coal Processing Exhibition
As one of the most influential mining exhibitions in Central Asia, the Kazakhstan International Mining, Exploration and Coal Processing Exhibition (Mining Week) was grandly held in Karaganda, Kazakhstan from June 24 to 26, 2025. Focused on the entire mining process, this exhibition showcased a concentrated display of technological innovations, equipment upgrades and green solutions-catering to the industry’s full-chain demands and serving as a premier platform for global mining players to showcase technologies, exchange experience and explore partnerships.
Review of SeaMac 2025 Vietnam International Maritime Ship Exhibition:Deeply connecting with the cutting-edge of the global maritime industry
Recently, the highly anticipated 2025 Vietnam International Maritime and Shipbuilding Exhibition concluded successfully at the Adora Convention Center in Ho Chi Minh City. As Vietnam’s largest and most specialized event in shipbuilding and maritime technology, the exhibition gathered top shipbuilders, maritime service providers, and marine equipment manufacturers from around the world. SeaMac actively participated, comprehensively showcasing its innovative achievements and integrated capabilities in ship solutions and high-efficiency propulsion systems. The company engaged in extensive and in-depth exchanges with industry partners, achieving fruitful outcomes from its participation.
Attending a Global Maritime Extravaganza, SinoMac will be showcasing at Marintec China 2025
Marintec China 2025, hailed as a “global trendsetter for the maritime industry,” will be held from December 2nd to 5th, 2025, at the Shanghai New International Expo Centre. The theme of this year’s exhibition is “Innovation and Cooperation for Sustainable Development of the Maritime Industry,” and the theme of the High-Level Maritime Forum is “Intelligent Navigation, Green Coexistence, Integration, and Innovation,” reflecting expectations for the industry’s future.
Review SAUDI RAIL 2025 :SinoMac Exhibition Highlights
SinoMac successfully participated in SAUDI RAIL 2025, the annual industry event held in Riyadh, Saudi Arabia, from October 19th to 20th, 2025. At the exhibition, SinoMac showcased its strong capabilities in railway technology, innovative solutions, and full lifecycle services, and engaged in in-depth exchanges with industry partners, customers, and experts from around the world to jointly explore future opportunities for rail transit development in the Middle East. Global Exhibition, SinoMac SinoMac, Global Exhibition
Deeply Cultivate the International Market, Empowering the Future of Rail ——Focus [PRO//Motion Expo 2025]: SinoMac Exhibition Highlights Review
From August 28 to 31, 2025, the highly anticipated PRO//Motion Expo 2025 (Russian International Railway and Motion Exhibition) grandly opened at the Russian Railway Museum in St. Petersburg. PRO//Motion Expo is currently the largest railway and transportation exhibition in Russia and the Commonwealth of Independent States (CIS), attracting extensive participation from railway companies from CIS countries and around the world. Over the four-day exhibition, exhibitors showcased cutting-edge technologies and innovative achievements in the railway transportation industry.
Focus on marine industry event, start a new chapter of marine development together–SinoMac Group Limited to exhibit at Marine & Offshore Vietnam 2025
Against the backdrop of the booming development of the global shipping and maritime industry, Vietnam International Maritime Expo 2025 (Marine & Offshore Vietnam) will be held in Ho Chi Minh City, Vietnam from 19th to 21st November. As one of the most influential maritime events in Southeast Asia, this exhibition brings together top enterprises and innovations in the fields of global shipbuilding, offshore engineering, port equipment, new energy ship technology, etc., and provides an international platform for industry colleagues to exchange and co-operate and explore the market.
SinoMac Group Limited made itsdebut at the 2025 Indonesia International Construction Machinery, Mining and Concrete Exhibition.
The International Exhibition of Engineering Machinery, Mining, and Concrete (Mining Indonesia) will be held in Jakarta, Indonesia, from September 17 to 20, 2025. As one of the most influential mining exhibitions in Southeast Asia, Mining Indonesia provides a professional platform for enterprises, experts, and practitioners in the global mining sector to showcase cutting-edge technologies, exchange industry insights, and explore collaborative opportunities.
2025 Russian International Railway and Rail Transit Exhibition: SinoMac invites you to join the industry feast
From August 28 to 31, 2025, the highly anticipated biennial Russian International Railway and Rail Transit Exhibition (PRO/Motion Expo) will be held in St. Petersburg. The exhibition is the largest and most professional railway and transportation exhibition in Eastern Europe and Central Asia. PRO/Motion Expo brings together industry elites, corporate representatives and professional visitors from all over the world to witness the latest development achievements and cutting-edge trends in the railway and rail transit industry. Here, many internationally renowned companies will showcase their latest technologies, products and solutions, covering railway infrastructure construction, train manufacturing, communication and signal systems, intelligent transportation and other fields. From advanced train design and manufacturing technology to efficient railway operation and management solutions; from innovative rail material research and development to intelligent railway communication and control systems, various cutting-edge technologies and innovative achievements will be presented one by one, bringing a wonderful industry feast to the participants.
SinoMac actively participated in the International Railway and Rail Transit Exhibition in Berlin, Germany, to explore the new future of the industry
From September 22 to 25, 2026, the highly anticipated biennial Berlin International Railway and Rail Transit Exhibition (InnoTrans Berlin) opened grandly in Berlin, Germany. As the largest and most influential event in the global railway and rail transit field, InnoTrans Berlin brings together industry elites, corporate representatives and professional visitors from all over the world to witness the latest development achievements and cutting-edge trends in the railway and rail transit industry. The exhibition covers a number of key areas such as bridges and tunnels, public transportation, and comprehensively displays innovative technologies, advanced equipment and comprehensive solutions in the railway and rail transit industry. From infrastructure construction to operation management, from vehicle manufacturing to intelligent system applications, the exhibition content is rich and diverse, providing participants inside and outside the industry with an excellent platform for a comprehensive understanding of industry dynamics, exchanges and cooperation.

