Are you looking for the best factories in China that produce the esteemed Cummins QSM11 engine? If so, you’re in the right place. In this article, we’ll compare the top Chinese factories that manufacture these powerful and efficient engines, helping you make an informed decision for your needs. Let’s dive in

QSM11 | Cummins Inc.

Product Details: The Cummins QSM11 is a 4-stroke, 6-cylinder inline diesel engine with a displacement of 10.8 liters (661 in3). It has a power range of 300 – 715 hp (223.71 – 533.18 kW) and torque ranging from 1160 – 1750 lb-ft (1572.75 – 2372.68 N•m). The engine is turbocharged and aftercooled, and it features a high-pressure Common Rail fuel injection system. It is available with freshwater cooling systems, including heat exchanger and keel-cooled options. The QSM11 meets EPA Tier 2, IMO, and RCD emissions standards and has certifications from marine societies such as ABS, LR, DNV, BV, CCS, and KR.

Pros:
– Proven acceleration and torque performance in various marine applications.
– Quiet and fuel efficient operation due to its innovative four-cycle design.
– Excellent, virtually smoke-free operation ensuring a pleasurable boating experie…
– Extended engine life from heavy-duty design elements.
– Advanced fuel system optimizing combustion for increased engine performance and…
– Global service network and support through Cummins Captain’s Briefing.

Cons:
– Historical issues with manifold and turbo durability, particularly in high-load…
– Potential for exhaust leaks and manifold problems if not properly configured or…
– Higher maintenance needs for certain components, such as the turbocharger and ex…

QSM11 | Cummins Inc.

Cummins Qsm11 Engine Motor – SWAFLY

Product Details: The Cummins QSM11 is a 4-stroke, 6-cylinder inline diesel engine with a displacement of 10.8 liters. It has a power range of 330 to 715 HP and a torque of up to 2,450 lb-ft. The engine features a high-pressure Common Rail fuel injection system, wastegated turbocharging, and electronic controls through Cummins’ Quantum System. It is available in various duty ratings including Continuous Duty, Heavy Duty, Medium Continuous Duty, and Intermittent Duty. The engine is freshwater cooled with heat exchanger or keel-cooled options and meets IMO Tier II and EPA Tier 3 emissions standards[1][3][4].

Pros:
– High power output and torque, making it suitable for heavy-duty commercial and l…
– Advanced fuel system with Common Rail fuel injection for improved fuel efficienc…
– Electronic controls with onboard diagnostics, fault reporting, and real-time mon…
– Reliable cooling system with freshwater cooling and heat exchanger or keel-coole…
– Excellent fuel economy and long-range cruising capabilities.

Cons:
– Historical issues with dry exhaust manifolds and turbo bases, such as warped man…
– The need to operate at specific RPMs to avoid manifold and turbo issues, especia…
– Potential for reduced service life of components like manifolds in high-output v…

ReCon QSM11 | Cummins Inc.

Product Details: The ReCon QSM11 is a fully remanufactured marine diesel engine, built to meet or exceed the original specifications for performance, reliability, and durability. It is available in the power range of 295 – 661 hp (219.98 – 492.91 kW) and is suitable for various marine applications including recreational and commercial marine use. The engine is remanufactured according to Cummins’ five-step remanufacturing process and is covered by a two-year, 2000-hour warranty. It is backed by Cummins’ global service network and is produced at the Cummins ReCon Engine Plant in San Luis Potosi, Mexico.

Pros:
– Meets or exceeds original engine specifications for performance, reliability, an…
– Fully remanufactured according to Cummins’ five-step remanufacturing process
– Covered by a two-year, 2000-hour warranty
– Backed by Cummins’ global service network
– Repower packages available to replace any brand in virtually any boat

Cons:
– Limited to remanufactured condition, which may not be as desirable as a new engi…
– Specific torque details are not provided on the webpage

China Kit Liner Factory – Cummins QSM11 Engine Assembly …

China Cover Hand Hole Supplier – Cummins QSM11 Engine …

Product Details: The Cummins QSM11 Engine Access Hole Cover is a component designed for the Cummins QSM11 engine assembly, specifically for use in Hyundai 457 applications. The product is supplied by Chinese manufacturers and is part of the engine’s maintenance and repair parts. It is intended to cover access holes in the engine, ensuring proper sealing and preventing contaminants from entering the engine. For more detailed information, customers are advised to send an email to the supplier.

Pros:
– Specifically designed for Cummins QSM11 engine assembly
– Suitable for Hyundai 457 applications
– Ensures proper sealing and prevents contaminants

Cons:
– Limited information available without direct contact with the supplier
– No detailed specifications or installation instructions provided on the website

Cummins QSM11-660hp Marine Engine Pair Rebuilt

Cummins QSM11 Diesel Engine for Construction Machine …

Product Details: The Cummins M11 engine is a straight-six diesel engine with a displacement of 10.8 litres (659.1 cu in). It was introduced in 1994 and features a cylinder bore of 4.921 inches (125.0 mm) and a piston stroke of 5.787 inches (147.0 mm). The engine is known for its electronic CELECT and CELECT Plus fuel systems and was later enhanced with the Interact System to become the ISM model. It is available in various power ratings, ranging from 280 to 500 horsepower, and is used in applications such as heavy-duty trucks, large transit buses, coaches, and off-highway vehicles.

Pros:
– Advanced electronics coupled with a proven engine design for outstanding perform…
– Digital engine diagnostics for reduced downtime
– Full-authority electronic fuel system (CELECT Plus) for optimized injection timi…
– Improved durability with features like micro-finished camshaft lobes and advance…
– High power-to-weight ratio, especially in ISM configurations

Cons:
– Some users reported issues with maintaining speed on grades, particularly when c…
– Higher effort required to operate and louder cab noise in some applications
– Potential for specific maintenance and operational challenges, such as the need…

Cummins QSM11 engine for excavator

Cummins engine

Product Details: Cummins engines are designed for various applications including heavy-duty trucks, buses, recreational vehicles, light-duty automotive, construction, mining, marine, oil, gas, railroad, and military equipment. Key models include the ISB, ISBe, ISLe, QSM, and QSX engines. These engines are known for their high power output, fuel efficiency, and compliance with stringent emissions standards such as EPA 2010 and Euro 6. They feature advanced technologies like electronic high-pressure common rail fuel systems, turbocharging, and air-to-air intercooling. Cummins engines are also recognized for their reliability, durability, and low maintenance costs.

Pros:
– High power output and torque
– Excellent fuel efficiency and emissions compliance
– Robust and durable design for long life and reliability
– Advanced electronic controls and integration with other systems
– Low maintenance costs and extended service intervals
– High power density and compact design for installation advantages

Cons:
– Some models have been involved in legal issues related to engine block durabilit…
– Higher initial cost compared to some competitors
– Complexity of advanced technologies may require specialized maintenance

Comparison Table

Frequently Asked Questions (FAQs)

Frequently Asked Questions About QSM11 Cummins Engine Factories in China

What is the ownership structure of Xi’an Cummins Engine Co., Ltd.?

Xi’an Cummins Engine Co., Ltd. is a 50:50 joint venture between Cummins, the largest independent engine manufacturer in the world, and Shaanxi Automobile Holding Group, a prominent Chinese heavy truck enterprise. This partnership combines the expertise of both companies to produce high-quality diesel engines.

When did Xi’an Cummins Engine Co., Ltd. start production?

Xi’an Cummins Engine Co., Ltd. officially began production in August 2007. Since then, it has been manufacturing a range of Cummins diesel engines, including the QSM11 and ISM11 series.

What types of engines does Xi’an Cummins Engine Co., Ltd. produce?

Xi’an Cummins specializes in producing ISM11, M12, M15, and QSM11 series engines. These engines are fully electronically controlled and comply with various emission standards such as Euro II, III, V, and VI. They cover a wide range of displacements from 2.5L to 15L and are used in heavy trucks, buses, construction machinery, and other power equipment.

What are the key features of the Cummins QSM11 engine?

The Cummins QSM11 engine is known for its advanced built-in cylinder combustion technology and full authority electronic unit injection fuel system. It has a displacement of 10.8 liters, a power range of 250-440 horsepower, and meets stringent emission standards such as Euro III and EPA Tier 2. The engine is also turbocharged and intercooled, ensuring efficient and reliable performance.

Where are Cummins QSM11 engines typically used?

Cummins QSM11 engines are widely used in various applications, including heavy trucks, medium buses, construction machinery like rotary drilling rigs and truck cranes, mining trucks, oilfield equipment, and marine vessels. Their reliability, durability, and fuel economy make them a preferred choice in these fields.