The Cummins oil cup mainly used for M11,NT855,K19,K38,K50 engines’ injector, which is a general needed parts used in repair. We can supply most PT injector cup with different flows.
Regular inspection and maintenance of the oil cup will further ensure the continuous optimization of engine performance and prolong its service life.
| Part Number | Type of Configuration | Part Number | Type of Configuration | Part Number | Type of Configuration |
| 3000798 | V series | 3071046 | N series | 3074254 | M11 |
| 3003929 | V series | 3073753 | N14 | 3074255 | M11 |
| 3003930 | V series | 3095024 | N series | 3087649 | M11 |
| 3003931 | V series | 3202078 | N14 | 3406605 | K-STC series |
| 3004054 | V series | 3278446 | L10 | 3411822 | M11 |
| 3006540 | V series | 3279637 | L10 | 3609797 | M11 |
| 3006543 | V series | 4914454 | N series | 3609841 | K-STC series |
| 3006545 | V series | 4914616A | N series | 3003920 | – |
| 3010511 | V series | 3001314 | K series | 3062094 | – |
| 3012535 | N series | 3003932 | K series | 3077719 | N series |
| 3012536 | N series | 3003933 | K series | 3349862 | K-STC series |
| 3012537 | N series | 3005963 | K series | 3077710 | - |
| 3012538 | - | 3042713 | K-STC series | 3059929 | - |
| 3018813 | - | 3077716 | K series | 4999490 | – |
| 3018814 | - | 3084895 | K series | 3083765 | - |
| 3018861 | - | 3279720 | K series | 3083878 | - |
| 3018862 | - | 3279747 | K series | 4296807 | – |
| 3018863 | - | 3609933 | K series | 3080414 | - |
| 3022154 | - | 3005963G1 | K series | 3609014 | - |
| 3023556 | - | 3609964 | K series | 5648072 | - |
| 3024148 | N series | 3028068 | L10 | 4345891 | K series |
| 3047503 | V series | 3069703 | M11 | 5648781 | - |
| 3052229 | N series | 3069717 | M11 | 5648577 | - |
| 3052522 | N series | 3070617 | M11 | 5648573 | - |
| 3052630 | N14 | 3071564 | M11 | 5648569 | – |
| 3053742 | N series | 3071648 | M11 | 5648571 | - |
| 3064252 | N14 | 3073570 | M11 | 4296815 | - |
| 3069756 | N series | 3073573 | M11 | 3676985 | - |
| 3069764 | N-STC series | 3073575 | M11 | 3279810 | - |
| 3070615 | N14 | 3074253 | M11 |
Professional Cummins Supply & Procurement Center
Our company, Chongqing Kangboshi Trading Co., Ltd., has established long-term and stable cooperative relationships with numerous retailers and agents. We are not only an authorized CCECPT fuel system component supplier of Cummins, but also a tier-one dealer of China National Heavy Duty Truck Group Chongqing Fuel System Co., Ltd. (CCQFSC). With years of industry experience, we have gained the trust of our customers by featuring a variety of products, adhering to the principle of small profits and quick turnover, and providing excellent service attitudes.
With years of industry experience in production and processing, we utilize advanced manufacturing, machining, and inspection equipment to strictly control every step, ensuring genuine Cummins-quality parts.
We maintain long-term partnerships with multiple retailers and distributors, ensuring sufficient stock for immediate dispatch to meet your needs promptly.
Our responsive online and email support quickly addresses your inquiries. A professional technical team provides repair support and comprehensive after-sales service.
With a wide range of in-stock products and short lead times, we arrange immediate shipment upon order confirmation to ensure timely arrival.
Every product delivered to you is guaranteed to be high-quality, stable in performance, safe, durable, and built to last.
Whether for product inquiries, quotes, or after-sales support, we prioritize rapid feedback to address your needs immediately.
Our exceptional team and expertise come from years of experience in top-tier manufacturing and sales.
We collaborate closely with reliable logistics partners to deliver products to you in the shortest time possible.
By choosing us, you gain access to OEM-level engine parts and efficient, professional support to keep your equipment running optimally.
We specialize in Cummins and Caterpillar engine parts, particularly fuel systems (PT pumps, injectors, high-pressure common rail) and aftertreatment system repairs and supply.
We deliver high-quality products, cost-effective solutions, rapid responses, and full-cycle technical support to be your reliable partner in reducing costs and improving efficiency.
We prioritize "customer success" and are committed to building sustainable strategic partnerships worldwide.
From R&D to customization and one-stop solutions, our in-house design team, large production facilities, and warehouses, backed by years of experience, make us trustworthy. Beyond standard after-sales support, we tailor solutions to your unique needs. Partnering with us means more than buying parts—it’s gaining a lifelong technical ally.
A: You can reach us directly via inquiry submission, email, phone, WeChat, Facebook, WhatsApp, or other platforms. We respond at the fastest speed.
A: Yes, we offer samples for quality testing (sample cost and shipping fees are borne by the customer).
A: Most items have no MOQ—even a single piece is available. Contact us for specific details.
A: We accept multiple options: Western Union, bank transfer (USD or CNY), Alipay, and WeChat Pay.
A: We provide neutral packaging and can also customize packaging upon request.
A: Confirm product availability with us first. In-stock items ship immediately; out-of-stock or bulk orders require further discussion.
A: We offer air, land, sea freight, or courier services (e.g., DHL, UPS) based on your requirements.
A: We provide 3–6 months of after-sales service for non-human-caused damages.
Chongqing Kangbaishi Trading Co., Ltd
Phone: +86 13212437888
Email: sales@cq-kangbaishi.com
Address: No. 35-166 Jiahui Road, Shuangbei Street, Shapingba District, Chongqing, China
Source Manufacturer 丨 Complete Range 丨 Low Price Sales丨 Sufficient Stock 丨 After Sales Guarantee
