Rated Power : 71 HP 1500 @ RPM
Engine Type : I-4, 4-Stroke-Cycle-Diesel
Bore x Strock : 105 mm * 127 mm
Displacement : 4.40 L (268.5 in³)
Emission Standard : EU Stage V
CAT Marine Auxiliary Engine
Caterpillar marine auxiliary engine has C4.4, C7.1, C8.7, C9.3, C18, C32, C280, 3512 and other series for users to choose, the engine power range is from 162 bkW to 5420 bkW.
Caterpillar has more than 80 years of experience in marine engine development and manufacturing, providing stable power for various types of ships such as work boats, tugboats, yachts, patrol boats, fire boats, container ships, and dredgers. Carter marine power products are designed with great emphasis on reliability, stability and safety. They have the characteristics of low operating cost, simple installation and easy maintenance, and meet the strict international classification society certification standards, such as EPA, IMO, etc.
From power solutions, product sales and commissioning to spare parts supply, distribution, maintenance and repair, etc., the EMAC sales team has one-stop solutions and services. For more details on our products and services, please contact the EMAC sales and service teams.
Advantages of Marine Axuiliary Engine
1.simple structure, fewer parts, small volume: easy to repair, installation.
2.customer selection is rich: to meet different categories of industrial machinery.
Different engine layouts are required3.Product upgrade with strong versatility: the customer interface is basically unchanged.
4.Good reliability: long-term quality assurance does not decline.
5.Good power performance: widely used.
6.Low emissions: environmental protection.
7.Product chain rich: to meet the requirements of different stages of emissions, a variety of not.
Marine Engine
DCEC L8.9CMII-GM series marine auxiliary engine is a 6-cylinders in line, 8.9 liters four-strokes engine with 114mm bore and 145mm stroke. Equipped with BYC fuel pump. The prime power range of DCEC L8.9CMII-GM series marine auxiliary engine is 155 kW to 200 kW.
Marine Engine
Marine Engine
Advance Gearbox
Advance Gears
FADA Gearbox
SeaMac
Committed to providing reliable premium propulsion system and power system for all kinds of ships around the world, SeaMac is a sub-brand of SinoMac group that focused on maritime application.
Caterpillar 3516 Series Industrial Engine
This list including all models of Caterpillar 3516 Series Industrial Engine.
Click here to find industrial engines by type (Fuel System & Engine Speed).
C4.4
Rated Power : 86 HP 1500 @ RPM Rated Power : 108 HP 1500 @ RPM
C4.4-AE86 Marine Auxiliary Engine
Engine Type : I-4, 4-Stroke-Cycle-Diesel
Bore x Strock : 105 mm * 127 mm
Displacement : 4.40 L (268.5 in³)
Emission Standard : EU Stage V
C4.4-AE108 Marine Auxiliary Engine
Engine Type : I-4, 4-Stroke-Cycle-Diesel
Bore x Strock : 105 mm * 127 mm
Displacement : 4.40 L (268.5 in³)
Emission Standard : EU Stage V
C7.1
Rated Power : 209 HP @ 2300 RPM
C7.1-AE209 Marine Auxiliary Engine
Engine Type : I-6, 4-Stroke-Cycle-Diesel
Bore x Strock : 105 mm * 135 mm
Displacement : 7.01 L (428 in³)
Emission Standard : IMO II
C9.3
Rated Power : 218 bkW(292 BHP) Rated Power : 270 HP @ 1500 RPM
C9.3-AE218 Marine Auxiliary Engine
Engine Type : I-6, 4-Stroke-Cycle-Diesel
Bore x Strock : 115 mm * 149 mm
Displacement : 9.3 L (567 in³)
Emission Standard : Tier 3/IMO II
C9.3-AE270 Marine Auxiliary Engine
Engine Type : I-6, 4-Stroke-Cycle-Diesel
Bore x Strock : 115 mm * 149 mm
Displacement : 9.3 L (567 in³)
Emission Standard : Tier 3/IMO II
C18
Rated Power : 301 HP @ 1500 RPM Rated Power : 383 HP @ 1500 RPM Rated Power : 438 HP @ 1500 RPM Rated Power : 492 HP @ 1500 RPM
C18-AE301 Marine Auxiliary Engine
Engine Type : I-6, 4-Stroke-Cycle-Diesel
Bore x Strock : 145 mm * 183 mm
Displacement : 18 L (1098 in³)
Emission Standard : Tier 3/IMO II
C18-AE383 Marine Auxiliary Engine
Engine Type : I-6, 4-Stroke-Cycle-Diesel
Bore x Strock : 145 mm * 183 mm
Displacement : 18 L (1098 in³)
Emission Standard : Tier 3/IMO II
C18-AE438 Marine Auxiliary Engine
Engine Type : I-6, 4-Stroke-Cycle-Diesel
Bore x Strock : 145 mm * 183 mm
Displacement : 18 L (1098 in³)
Emission Standard : Tier 3/IMO II
C18-AE492 Marine Auxiliary Engine
Engine Type : I-6, 4-Stroke-Cycle-Diesel
Bore x Strock : 145 mm * 183 mm
Displacement : 18 L (1098 in³)
Emission Standard : Tier 3/IMO II
C32
Rated Power : 874 HP @ 1500 RPM
C32-AE874 Marine Auxiliary Engine
Engine Type : V-12, 4-Stroke-Cycle-Diesel
Bore x Strock : 145 mm * 162 mm
Displacement : 32.1 L (1959 in³)
Emission Standard : IMO III
C208
Rated Power : 2530 HP 900 RPM Rated Power : 3800 HP 900 RPM
Caterpillar C280-8 Marine Auxiliary Engine
Engine Type : I-8, 4-Stroke-Cycle-Diesel
Bore x Strock : 280 mm * 300 mm
Displacement : 148 L (9031 in³)
Emission Standard : IMO III
Caterpillar C280-12 Marine Auxiliary Engine
Engine Type : I-8, 4-Stroke-Cycle-Diesel
Bore x Strock : 280 mm * 300 mm
Displacement : 148 L (9031 in³)
Emission Standard : IMO III
3512
Rated Power : 1424 HP @ 1800 RPM Rated Power : 1789 HP @ 1800 RPM
Caterpillar 3512B Marine Auxiliary Engine
Engine Type : V-12, 4-Stroke-Cycle-Diesel
Bore x Strock : 170 mm * 190 mm
Displacement : 51.8 L (3158 in³)
Emission Standard : N/A
Caterpillar 3512E Marine Auxiliary Engine
Engine Type : V-12, 4-Stroke-Cycle-Diesel
Bore x Strock : 170 mm * 215 mm
Displacement : 58.6 L (3574 in³)
Emission Standard : Tier 4/IMO II-III
3516
Rated Power : 2368 @ 1800 RPM
Caterpillar 3516E Marine Auxiliary Engine
Engine Type : V-12, 4-Stroke-Cycle-Diesel
Bore x Strock : 170 mm * 215 mm
Displacement : 78 L (47 in³)
Emission Standard : Tier 3/IMO II-III
Global Activity
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.
SinoMac Company participated in the Saudi International Railway and National Highway Transportation Exhibition to explore new opportunities in the industry
The highly anticipated Middle East Saudi International Railway and National Road Transportation Exhibition (SAUDI RAIL) will be grandly opened in Riyadh, the capital of Saudi Arabia, from October 19 to 20, 2025. As an annual event in the field of rail transportation in the region, this exhibition focuses on Saudi Arabia's grand blueprint for rebuilding the future new city. With its strong industry influence and extensive market radiation, it has attracted many industry elites and enterprises to participate actively. The market heat continues to rise, showing a booming development trend.
SinoMac makes a brilliant appearance at Eurasia Rail Turkey 2025
From June 18 to 20, 2025, the highly anticipated 2025 Turkey Railway, Rolling Stock and Logistics Exhibition (Eurasia Rail Turkey) opened grandly at the Istanbul Expo Center (IFM). As one of the most influential industry events in the railway and rail transit fields in the Middle East, Africa and Europe, this exhibition attracted many outstanding companies from the global rail transit, rolling stock and logistics technology fields to participate in the exhibition. During the three-day exhibition, the exhibitors concentrated on displaying the industry's cutting-edge technologies and innovative achievements, building an efficient technical exchange and business cooperation platform for international professionals, and providing an important opportunity to promote the development of the global rail transit industry.
SinoMac Makes a Grand Appearance at the 2025 Kazakhstan International Mining, Exploration and Coal Processing Exhibition
The 2025 Kazakhstan International Mining, Exploration and Coal Processing Exhibition (Mining Week) is set to take place grandly in Karaganda, Kazakhstan, from June 24 to 26. As one of the most influential mining exhibitions in Central Asia, Mining Week provides a professional platform for enterprises, experts, and practitioners in the global mining sector to highlight innovative technologies, exchange industry experiences, and explore cooperation opportunities.
