Caterpillar HIGH-QUALITY EXCAVATOR PARTS MADE IN CHINA NEW 120G 120H 130G 140G 140H 135H 6L-8617 RADIATOR CAP SPARKLING MACHINERY
SPARKLING MACHINERY's new 6L-8617 Radiator Cap is a core cooling system component specifically designed for Caterpillar 120G/120H/130G/140G/140H/135H excavators, suitable for construction and mining applications. It maintains the proper pressure in the radiator to prevent coolant boiling and leakage, ensuring efficient engine cooling.
Compliant with Caterpillar OEM standards (Part No.: 6L-8617), this component exhibits excellent sealing performance and pressure resistance, ensuring seamless compatibility with original equipment and long-term reliable operational performance.
As a trusted partner for ensuring the stability of Caterpillar excavator cooling systems, we are pleased to introduce the high-quality 6L-8617 Radiator Cap.
Dear customers, we sincerely appreciate your choice of SPARKLING MACHINERY products; your trust in our components is of great value to us. This essential cooling system component plays a crucial role in maintaining optimal engine temperature, preventing overheating, and protecting the engine from damage. A defective radiator cap may lead to coolant leakage, reduced cooling efficiency, or even engine overheating failure. Fortunately, our 6L-8617 Radiator Cap fully complies with original equipment specifications, ensuring reliable and secure usage.
The SPARKLING MACHINERY NEW 6L-8617 RADIATOR CAP Photo:
Key Advantages of SPARKLING's New 6L-8617 RADIATOR CAP:
- Perfect Compatibility: Custom-engineered for the cooling systems and mounting interfaces of Caterpillar 120G/120H/130G/140G/140H/135H excavators; marked with part number 6L-8617, it perfectly matches the original mechanical structure, facilitating straightforward installation without any modifications and reducing replacement downtime by 35%.
- Excellent Pressure Maintenance & Sealing Performance: Adopting high-quality rubber sealing rings and precision pressure relief valves, it maintains a stable working pressure of 14-16 psi; it achieves a 100% sealing rate, effectively preventing coolant leakage and ensuring the radiator's cooling efficiency by avoiding premature coolant boiling.
- Strict Quality Assurance: Subjected to over 28 rigorous tests, including pressure resistance, sealing performance, corrosion resistance, and fatigue resistance evaluations; it can withstand harsh operating environments such as high temperatures (-30°C to 130°C), strong vibrations, and dusty/wet conditions in construction and mining areas, with a service life of up to 10,000+ working hours.
- Professional Technical Support: 24/7 online technical assistance is provided, including detailed installation guidelines, pressure inspection methods, and troubleshooting solutions for radiator cap-related issues such as leakage or pressure loss; the average response time is less than 2 hours.
- Cost-Effective Reliability: It delivers OEM-level performance at a competitive price; high-quality metal materials and rubber sealing components with precision processing ensure superior durability and stable performance, extending the service life by 78% compared to conventional radiator caps and reducing long-term replacement and maintenance costs by 43%.
About SPARKLING MACHINERY:
- Founded in 2013, SPARKLING focuses on high-quality excavator parts across hydraulics, undercarriage, engines and electrical systems. We prioritize stability, precision and continuous service, offering worldwide distribution, tailored solutions and strict QC to help customers reduce cost and increase uptime.
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📦 Packing
1. Packaging methods: Carton box + Wooden case/Pallet + Anti-rust treatment
2. Export-standard packaging to ensure safety during transportation
3. Custom packaging available upon request
4. Dimensions and weight can be provided for freight calculation



🚚 Shipping
1. Available shipping methods: Sea freight, Air freight, Express delivery (DHL, UPS, FedEx, etc.)
2. LCL (Less than Container Load) and FCL (Full Container Load) options are supported
3. For Russian clients, we can introduce the forwarder agent to you
4. Delivery time: Ships within 1-3 working days after payment (for items in stock)
💳 Payment
1. Accepted methods: T/T, Bank Transfer, PayPal, Alipay, WeChat Pay, Western Union
2. Deposit + balance payment available for large or custom orders
3. Flexible payment options—feel free to contact us for details
📌 Frequently Asked Questions (FAQs)
Q: Which excavator models is this part compatible with?
A: This product is compatible with major brands such as CAT, KOMATSU, HITACHI, and more. Custom specifications are also available.
Q: How can I make sure I’m selecting the correct part?
A: You can send us a photo of the old part, part number, or your excavator model, and we will help you confirm the right match.
Q: Is there a warranty for this product?
A: Yes, we offer a 6-month quality guarantee under normal use.
Get a free quote
We are committed to producing the highest quality products at the most competitive prices. Therefore, we sincerely invite all interested companies to contact us for more information.





Sparkling Machinery Co.,Ltd
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