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Premium Construction Machinery Engine Parts

High-performance diesel engine components and assemblies for excavators, loaders, and heavy equipment

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Who We Are

Guangzhou Marun Machinery Equipment Co., Ltd is located in Guangzhou, China. Our company was established in 2008, with our parent company being Guangzhou Qipeng Machinery Equipment Co., Ltd. We specialize in providing a full range of imported spare parts for Isuzu and other major brands used in construction machinery.

Adhering to the "customer is God" service concept, we ensure quality, reliability, and fast delivery for all our products. Our expertise covers diesel engine assemblies, pistons, liners, turbochargers, fuel systems, and complete overhaul kits for excavators and heavy-duty equipment.

Established in 2008 with 15+ years of industry experience
Specializing in Isuzu, Mahle, Mitsubishi, Yanmar, and Hitachi parts
Fast delivery: 1-3 days for most in-stock items
Turbocharger Oil Filter EGR Valve Thermostat

Our Premium Products

We offer a comprehensive range of high-quality construction machinery engine parts including pistons, liners, turbochargers, fuel injectors, pumps, and complete engine assemblies.

Turbocharger

4LE2 Turbocharger

Part No: 8-98030571-0, 8980305710, 8-98092822-0

  • • High-performance turbo for Isuzu engines
  • • Compatible with CX130B and similar models
  • • 1-3 days delivery time
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Oil Filter

Mitsubishi 4M50 Oil Filter

Part No: ME228898

  • • Genuine Mitsubishi engine part
  • • High-efficiency filtration
  • • For construction equipment applications
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EGR Valve

6HK1 EGR Valve

Part No: 8-98239130-2

  • • For common rail excavator engine systems
  • • Precision engineered for optimal performance
  • • 1-3 days delivery time
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Thermostat

Yanmar 3TNV70/76 Thermostat

Part No: 119717-49800

  • • Genuine excavator engine component
  • • Ensures optimal engine temperature
  • • High durability and reliability
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Yanmar EGR Valve

Yanmar 4TNV98 EGR Valve

Part No: 129927-13900

  • • For ZX60-5A and compatible models
  • • Precision flow control
  • • Durable construction for harsh conditions
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6WG1 Turbo

6WG1 Turbocharger

Part No: 8981921861, 1144004441

  • • For ZX470-3, ZX450-3, ZX670-3, ZX870-3
  • • ISP parts with guaranteed performance
  • • Fast shipping worldwide
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Cylinder Liner Kit

Cylinder Liner Kit

For J05E JO8E SK250-8 350-8

  • • 8mm cylinder engine liner kit
  • • S1146-73210-M specification
  • • Precision engineered for perfect fit
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Mahle Piston

Mahle Engine Piston

For Yanmar 4TNV98

  • • Mahle brand genuine construction equipment part
  • • 129908-22080 specification
  • • High strength and heat resistance
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Isuzu Fuel Filter

Isuzu 6BG1 Fuel Filter

Part No: 8980366540, 1876110050

  • • For excavator machine engine applications
  • • High-efficiency contaminant removal
  • • Extended engine life and performance
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Engine Assembly

6HK1 Diesel Engine Assembly

Isuzu Excavator Parts

  • • With common rail technology
  • • Complete engine assembly solution
  • • Direct injection for optimal efficiency
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Water Pump

4HK1 Water Pump

Isuzu Parts 8980228221

  • • For Isuzu excavator ZX200-3/ZX240-3
  • • Reliable cooling system component
  • • Genuine engine parts for longevity
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Connecting Rod

Isuzu 4HK1/6HK1 Connecting Rod

Part No: 8980184253

  • • Genuine Isuzu engine parts
  • • Precision forged for strength
  • • Critical component for engine reliability
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View All 164+ Products

Why Choose Our Parts?

We deliver premium quality, reliability, and exceptional service for all your construction machinery engine needs.

Genuine Quality

We supply authentic parts from Isuzu, Mahle, Mitsubishi, Yanmar, and other leading manufacturers.

Fast Delivery

Most orders ship within 1-3 days, ensuring minimal downtime for your equipment.

Complete Solutions

From individual components to complete engine assemblies, we have everything you need.

Expert Support

Our team has 15+ years of experience to help you find the right parts for your machinery.

Rigorous Quality Control

At Guangzhou Marun Machinery Equipment Co., Ltd, we adhere to the highest quality standards to ensure every part we supply meets or exceeds OEM specifications.

Our quality control process includes comprehensive inspection, testing, and verification of all components before shipment. We work exclusively with trusted manufacturers and suppliers to guarantee authenticity and performance.

100% inspection of critical dimensions and tolerances
Material verification and hardness testing
Functional testing for pumps, valves, and moving parts
Documentation and traceability for every component

Certified Excellence

We maintain strict quality protocols to ensure:

  • • Consistent performance in demanding conditions
  • • Extended service life and reliability
  • • Perfect fit and compatibility with original equipment
  • • Compliance with international standards
Quality Assured
15+
Years in Business
164+
Product Categories
1-3
Day Delivery
100%
Quality Checked

Frequently Asked Questions

Find answers to common questions about our products and services.

What brands of machinery do you support?

We specialize in parts for Isuzu, Mahle, Mitsubishi, Yanmar, and Hitachi construction machinery, including excavators, loaders, and bulldozers. Our inventory covers a wide range of models from these manufacturers.

How quickly do you ship orders?

Most in-stock items ship within 1-3 business days. We maintain inventory of our most popular parts to ensure fast delivery and minimal downtime for your equipment.

Are your parts genuine OEM components?

We supply both genuine OEM parts and high-quality aftermarket components that meet or exceed original specifications. All parts are clearly labeled as genuine or compatible in our product listings.

Can you help me identify the right part for my machine?

Absolutely. Our team has extensive experience with construction machinery engine systems. Provide your machine model and serial number, and we'll help you find the exact part you need.

What is your return policy?

We offer a 30-day return policy for parts that are in new, unused condition with original packaging. Please contact us before returning any items to obtain a return authorization number.

Get In Touch

Ready to order or have questions about our products? Contact us today for expert assistance.

Contact Information

Building 112, No.110 Donghuan Road, Tianhe District, Guangzhou City, China
Worktime: 9:00-18:00 (Beijing time)
Visit Official Website to Contact

For fastest response, please use the contact form on our official website.

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