SPARKLING Heavy Equipment Diesel Engine – Reliable Excavator Power
SPARKLING MACHINERY, established in 2013, has built a strong reputation for delivering high-quality excavator parts, including our heavy equipment diesel engines. Engineered for strength and reliability, our diesel engines are designed to power your excavators efficiently across diverse working conditions.
Compatible with leading brands like Caterpillar, Komatsu, Hitachi, and Volvo, SPARKLING diesel engines ensure seamless integration and optimal performance. Each engine undergoes strict manufacturing and quality control processes to guarantee durability, stability, and precise operation—minimizing downtime and maximizing productivity on your job sites.
What sets SPARKLING heavy equipment diesel engines apart is our dedication to innovation and customer-focused service. We offer customized solutions tailored to your machine’s needs, backed by expert technical support and attentive consultation. Our competitive pricing does not compromise quality, helping you reduce maintenance costs while securing long-term value.
With a global sales network, SPARKLING MACHINERY is your trusted partner for dependable excavator power solutions. Choose our heavy equipment diesel engines for robust performance, fuel efficiency, and enduring reliability—built to keep your heavy machinery running at its best.
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Frequently Asked Questions
How do you ensure the quality of your parts?
We follow strict quality control procedures throughout the manufacturing process. Our parts are tested for durability, performance, and precision to ensure they meet industry standards and exceed customer expectations.
Are your products covered by a warranty?
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Yes, all of our excavator parts come with a warranty to ensure quality and reliability. The warranty period may vary depending on the type of part. Please contact us for detailed warranty terms for specific products.
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What types of excavator parts do you manufacture?
We manufacture a wide range of excavator parts, including hydraulic components, undercarriage parts, engine parts, wear parts, and more. Our products are designed to fit a variety of excavator models and are built to meet the highest quality standards.
Can I get technical support for installing your parts?
Absolutely. We provide technical support and guidance for the installation and maintenance of our parts. Our team is available to assist you with any questions or concerns to ensure proper installation and optimal performance.
If you have any other questions, please write email to us or call us , we will reply you as soon as possible.

In Stock Original C7.1 Engine Assembly 503-8792 502-3531 623-6651 for CAT E330 E336GC E330GC E333
Upgrade your heavy machinery with our Original C7.1 Engine Assembly, meticulously crafted for compatibility with CAT E330, E336GC, E330GC, and E333 excavators. This in-stock unit includes key part numbers 503-8792, 502-3531, and 623-6651, ensuring seamless installation and reliable performance.
Genuine Quality Assurance: Fully original and brand-new C7.1 engine assembly—guaranteeing OEM-level dependability and optimal performance.
Immediate Availability: Stock-ready with fast dispatch options—ideal for reducing equipment downtime.
WHEEL EXCAVATOR R170W-7 CRAWLER EXCAVATOR R160LC-7 R180LC-7 XJAF-02693 XJAF-00725 WATER PUMP ASSY
Water Pump Assembly – XJAF-02693 / XJAF-00725
For Hyundai Excavators: R170W-7 (Wheel Excavator), R160LC-7 / R180LC-7 (Crawler Excavators)
Ensure optimal engine cooling and long-lasting performance with our XJAF-02693 / XJAF-00725 Water Pump Assembly, designed for Hyundai excavator models R170W-7, R160LC-7, and R180LC-7.
Manufactured to OEM specifications, this water pump ensures:
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Efficient coolant circulation, preventing engine overheating
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Heavy-duty bearing structure for high-speed operation
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Corrosion-resistant housing for long service life
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Easy installation with accurate fitment to Hyundai engines
Whether you're handling routine maintenance or emergency repair, this water pump assembly is a reliable replacement that helps you minimize machine downtime and protect your engine investment.
CATERPILLAR WHEEL LOADER 966H 972H C11 C13 CA2239145 223-9145 2239145 HOUSING PUMP WATER PUMP
The CATERPILLAR WATER PUMP HOUSING 223-9145 (CA2239145, 2239145) is a critical cooling system component designed for CAT Wheel Loaders 966H, 972H and C11 / C13 engine series. This part serves as the housing for the water pump, ensuring efficient coolant circulation and protecting the engine from overheating in high-demand operations.
Made from high-grade cast materials and precisely machined for a secure fit, this housing guarantees durability and leak-free performance even under the harshest working conditions. It's a reliable replacement for worn or damaged pump housings, restoring your engine’s cooling efficiency and extending the service life of your machine.
CATERPILLAR EXCAVATOR MOBILE HYD POWER UNIT 336E 345D 349DL 568FMLL CA3109497 310-9497 3109497 COUPLING GP-FLEXIBLE
The CATERPILLAR 310-9497 Coupling GP – Flexible (also known as CA3109497 or 3109497) is a critical drivetrain component designed to connect the engine to the hydraulic or mechanical power transmission systems. Specifically engineered for CAT Excavators 336E, 345D, 349DL, 568FMLL, and mobile hydraulic power units, this flexible coupling provides smooth torque transmission while compensating for misalignment and vibration between components.
Compatible with Caterpillar C9.3 and C13 engines, this coupling ensures enhanced durability and performance under heavy-duty conditions. Whether operating in construction, forestry, or mining environments, the 310-9497 flexible coupling is built to OEM specifications to deliver consistent power with minimal wear and noise.
Its robust rubber-metal composite design helps absorb shock loads, reduce system stress, and protect vital engine and pump components—making it essential for maintaining operational efficiency and preventing costly downtime.