

DCEC mainly produces B, C, D/L series mechanical and ISB, ISD, ISL, ISZ series fully electronically controlled diesel engines, the engine displacement is covering 3.9L, 4.5L, 5.9L, 6.7L, 8.3L, 8.9L, 13L, with the power coverage is from 19kW to 562kW, It is a leading engine manufacturing base in China which products are widely used in trucks, buses, construction machinery, generator sets and other fields.…
With years of rich powertrain supply experience, EMAC can quickly understand and respond to customer needs, greatly reducing customer communication costs.
EMAC provides one-stop solutions covers from pre-design to components supply, from installation…
EMAC also gradually builing our global services network, from branch companies to joint ventures, from local sales representatives to local after-sales services partners, we continuously expanding a global network that to provide better communication and services for our customers.
Till 2021, EMAC have branch companies and joint venture in Thailand and Singapore with after-sales service ability in this two countries. And we have sales representatives in Turkey, Spain, France and UK…
From automotive powertrain system to industrial engine power system, from water pump drive package to complete generator set, from marine propulsion system to marine power system, by working closely with global leading companies’ factories in China, EMAC gives high-end solutions with competitive prices.
EMAC is excellent solution provider with a professional and dedicated team, we developed our advanced management system based on our past experience, and EMAC is the innovator of detailed visulization services that have professional video for every single products we sell…
With the mission of “Better Power, Better World”, and the vision of “Help World Leverage the Power of China”, EMAC looking for business partners in each country, that can working both as branch company or joint venture, by leverage the rich resources here, business network and local service advantages in China, we hope can help all manufacturers in the world to improve their design ability, manufacturing capability, management…

Automotive | Premium Integrated Powertrain System-DuraMac
As part of EMAC, DuraMac is Committed to providing reliable powertrain system to commercial vehicle manufacturers around the world. Based on dozens of world-class engine manufacturing resources in China, and as official exporting agent of Fast tranmission and Dongfeng Dana axle, DuraMac provides one-stop powertrain solutions including both engine powertrain and EV powertrain.

Industrial | Reliable Industrial Power System-ConeMac
Committed to providing stable and reliable premiem power system for global construction machinery manufacturer partners, ConeMac is a sub-brand of the EMAC Group that focuses on construction equipment application. ConeMac’s ranges of products mainly inclduing marine construction engines power pack, construction equipment gearbox, gear reducer, explosion-proof engines, generator set and water pump set for mining, oil and gas field.

Pump | High-End Water Pump Drive Package-PumpMac
As part of EMAC, PumpMac focusing on water pump set related business, from water pump drive engine power pack to complete water pump set, from NFPA20 standard fire fighting pump accessories to fire pump drive package, from explosion proof accessories to complete explosion-proof water pump set, PumpMac provides professional one-stop solution for everything customer needed for water pump set industry.

Energy | One-Stop Generator Set Solution-SinoGen
As part of EMAC, SinoGen focusing on generator set related business, from G-drive engine power pack to complete generator set, from open type generator set to silence type generator set, from super silent type generator set to mobile power trailer, from generator control panel to synchronizing cabinet, SinoGen provides professional one-stop solution for everything customer needed for generator set.

Maritime | Marine Propulsion and Power System-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 EMAC group that focused on maritime application.
SeaMac’s ranges of products mainly inclduing marine main engine, marine gearbox, marine propellers, marine control lever system, marine auxiliary engine, marine generator set and emergency generator set.

Parts | A Trustworthy Engine Parts Partner-PartMac
All of EMAC’s partners are facing big challenges with sourcing original spare parts in China. Committed to providing truthworthy and professional after-sales support and parts supply, PartMac is a sub-brand of EMAC group that focusing on parts business. Stick to original parts only, PartMac can’t give any solution on CHEAP PARTS, but you don’t need to worry about any quality issues with every single parts from PartMac.
Find Engines by Series or Type
Below list is the engines classified by engine type, you can also find engines classified by series in the top menu.
Automotive Engine
Industrial Engine
Pump Drive Engine
Engine Parts
All of EMAC's partners are facing big challenges with sourcing original spare parts in China. Committed to providing trustworthy and professional after-sales support and parts supply, PartMac is a sub-brand of EMAC group that focusing on parts business. Stick to original parts only, PartMac can't give any solution on CHEAP PARTS, but you don't need to worry about any quality issues with every single parts from PartMac, and we take full responsibility for everything supplied by PartMac. All of EMAC's partners are facing big challenges with sourcing original spare parts in China. Committed to providing trustworthy and professional after-sales support and parts supply, PartMac is a sub-brand of EMAC group that focusing on parts business. Stick to original parts only, PartMac can't give any solution on CHEAP PARTS, but you don't need to worry about any quality issues with every single parts from PartMac, and we take full responsibility for everything supplied by PartMac.
Customers can find all DCEC engine parts via engine series:
4BT3.9 Engine Parts | 6BT5.9 Engine Parts | 6CTA8.3 Engine Parts | 6LTAA8.9 Engine Parts | ISF& QSF Engine Parts | ISBe & QSB Engine Parts | ISDe & QSD Engine Parts | ISLe8.9 & QSL8.9 Engine Parts | ISMe11 & QSM11 Engine Parts | ISZ13 & QSZ13 Engine Parts
Customers can also find all DCEC engine parts with the major type of parts they need:
Crank and Rod Mechanism: Cylinder Head | Cylinder Block | Cylinder Gasket | Oil Pan | Valve Chamber Cover | Crankshaft | Flywheel | Crankshaft Pully | Timing Gear | Piston | Piston Ring | Piston Pin | Connecting Rod | Connecting Rod Bearing | Connecting Rod Cover | Connecting Rod Bolt
Valve Mechanism: Valve | Valve Guide | Valve Spring | Valve-Spring Retainer | Valve Collet | Camshaft | Valve Tappet | Valve Push Rod | Camshaft Timing Gear | Rocker Arm
Starting System: Starter Motor | Starter Rely | Charging Alternator
Fuel Supply System: Fuel Transfer Pump | Fuel Filter | Fuel Pump | Fuel Pipe | Injector
Lubrication System: Oil Pump | Suction Filter | Oil Filter | Oil Cooler | Oil Pressure Sensor | Oil Temperature Sensor
Cooling System: Water Pump | Water Temperature Sensor | Radiator | Heat Exchanger
Air Intake System: Air Filter | Turbocharger | Intercooler | Air Intake Manifold
Exhaust System: Air Exhaust Manifold | Muffler
Customer Review
Thailand | Pump – Thailand Engineering Company Interview
EMAC's customer interview video of 2023, EMAC finished a series of customer interview with 10 different business partners from different countries and regions, most of videos are took at customer's company and factory, collecting all reviews and evaluations of EMAC, covering different industries in different country and regions, we believe this series of EMAC customer interview
Indonesia | Marine
EMAC's customer interview video of 2023, EMAC finished a series of customer interview with 10 different business partners from different countries and regions, most of videos are took at customer's company and factory, collecting all reviews and evaluations of EMAC, covering different industries in different country and regions, we believe this series of EMAC customer interview videos can help all of other customers get to know more about EMAC, our true customer interview case can greatly help customers relieve their worries, and build their confidence to cooperate with EMAC.
Malaysia | Construction
EMAC's customer interview video of 2023, EMAC finished a series of customer interview with 10 different business partners from different countries and regions, most of videos are took at customer's company and factory, collecting all reviews and evaluations of EMAC, covering different industries in different country and regions, we believe this series of EMAC customer interview videos can help all of other customers get to know more about EMAC, our true customer interview case can greatly help customers relieve their worries, and build their confidence to cooperate with EMAC. A Promise is A Promise, EMAC always do what we say, and for customer’s feedback, also 100% original from clients’s real words. EMAC, a Chinese company that you can trust!
Thailand | Pump
EMAC's customer interview video of 2023, EMAC finished a series of customer interview with 10 different business partners from different countries and regions, most of videos are took at customer's company and factory, collecting all reviews and evaluations of EMAC, covering different industries in different country and regions, we believe this series of EMAC customer interview videos can help all of other customers get to know more about EMAC, our true customer interview case can greatly help customers relieve their worries, and build their confidence to cooperate with EMAC. A Promise is A Promise, EMAC always do what we say, and for customer’s feedback, also 100% original from clients’s real words. EMAC, a Chinese company that you can trust!
Indonesia | Construction
EMAC's customer interview video of 2025, EMAC finished a series of customer interview with 10 different business partners from different countries and regions, most of videos are took at customer's company and factory, collecting all reviews and evaluations of EMAC, covering different industries in different country and regions, we believe this series of EMAC customer interview videos can help all of other customers get to know more about EMAC, our true customer interview case can greatly help customers relieve their worries, and build their confidence to cooperate with EMAC. A Promise is A Promise, EMAC always do what we say, and for customer’s feedback, also 100% original from clients’s real words. EMAC, a Chinese company that you can trust!
Vietnam | Pump
EMAC's customer interview video of 2024, EMAC finished a series of customer interview with 10 different business partners from different countries and regions, most of videos are took at customer's company and factory, collecting all reviews and evaluations of EMAC, covering different industries in different country and regions, we believe this series of EMAC customer interview videos can help all of other customers get to know more about EMAC, our true customer interview case can greatly help customers relieve their worries, and build their confidence to cooperate with EMAC. A Promise is A Promise, EMAC always do what we say, and for customer’s feedback, also 100% original from clients’s real words. EMAC, a Chinese company that you can trust!
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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 ...
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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 tec...
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SinoMac-SinoGen 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 exhibit...
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Thailand | Pump – Thailand Engineering Company Interview
EMAC's customer interview video of 2023, EMAC finished a series of customer interview with 10 different business partners from different countries and regions, most of videos are took at customer's company and factory, collecting all reviews and evaluations of EMAC, covering different industries in different country and regions, we believe this series of EMAC customer interview
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Indonesia | Marine
EMAC's customer interview video of 2023, EMAC finished a series of customer interview with 10 different business partners from different countries and regions, most of videos are took at customer's company and factory, collecting all reviews and evaluations of EMAC, covering different industries in different country and regions, we believe this series of EMAC customer interview videos can help all of other customers get to know more about EMAC, our true customer interview case can greatly hel...
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Malaysia | Construction
EMAC's customer interview video of 2023, EMAC finished a series of customer interview with 10 different business partners from different countries and regions, most of videos are took at customer's company and factory, collecting all reviews and evaluations of EMAC, covering different industries in different country and regions, we believe this series of EMAC customer interview videos can help all of other customers get to know more about EMAC, our true customer interview case can greatly h...
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. Global Maritime, SinoMac SinoMac, Global Maritime
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.
SinoMac-SinoGen 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.
Multi-Fuel Engine Debuted in North America
Cummins recently announced that it will display a new generation of 15-liter heavy-duty multi-fuel engine platform during the Las Vegas Construction Machinery Expo (Con Expo, referred to as: North America Exhibition) from March 14th to 18th to meet North American non-road Tier 5 emission standards, providing OEMs with the opportunity to accelerate the decarbonization of heavy-duty off-highway applications.
Zero-carbon Brand Makes its Debut in North America
On the first day of the North American exhibition (CONEXPO CON/AGG) on March 14, Cummins made its debut with the Accelera zero-carbon brand, reaffirming that "zero emission" is the top priority of Cummins' development, and promised to achieve the goal of zero carbon by 2050
SEMA has Discovered the “Mad Max” Pickup Truck!
Therefore, the car’s doomsday modification style is also inherited from the legendary experience of the car, and the car is named "Chain Smoker". The whole car is toned based on rust and patina, and many parts of the body are bundled with scrap iron chains to highlight...





