Cummins Premium - Grade Valve Cover Gasket 3959798 for 6c8.3 Qsl9 Qsc8.3 Isl9 L9 Diesel Engine

• Customization: Available
• Certification: ISO9001
• Standard Component: Standard Component
• Model NO.: Valve Cover Gasket 3959798
• Technics: Forging
• Material: Iron
• Type: Valve Cover Gasket
• Weight: 0.079kg
• Transport Package: Wooden
• Specification: 11cm*8.5cm*3.5cm
• Trademark: zhengwei
• Origin: China/USA
• Production Capacity: 500000

Product Description

Precision - Engineered for Optimal Sealing

The Cummins 3959798 valve cover gasket, also known by its alternative part numbers [List alternative part numbers if available], is a crucial component designed to ensure a perfect seal between the valve cover and the cylinder head in specific Cummins diesel engines. Engineered with precision, it plays a pivotal role in maintaining the integrity of the engine's internal components by preventing oil leaks and the intrusion of contaminants. This gasket is manufactured to meet the highest industry standards, guaranteeing reliable performance and durability.

Parameter	Details
Part Number	3959798 (Replaces [Alternative Part Numbers])
Material	High - quality heat and oil - resistant material
Compatibility	Cummins 6C, ISC, ISL, QSL series engines
Function	Seals between valve cover and cylinder head to prevent oil leaks and contamination
Warranty	Typically comes with a [Specify warranty period] warranty
Compatible Engine Models	5.9L Cummins (1994 - 1998 Dodge Ram), 6.7L Cummins, QSB6.7, QSB series, QSC series, QSL series, etc.
Application	Cummins engine valve systems, oil pressure regulation in 5.9L and 6.7L engines

Materials Engineered for Tough Conditions

Constructed from a high - quality, heat - and oil - resistant compound, the Cummins 3959798 valve cover gasket is built to last. The material has been carefully selected to endure the harsh chemical environment within the engine, where it is constantly exposed to engine oil additives and combustion by - products. It can withstand temperatures ranging from the extreme cold during engine start - up in frigid conditions to the intense heat generated during full - throttle operation. Additionally, the gasket's construction is robust enough to handle the mechanical stress caused by engine vibrations. This ensures that it does not crack, deform, or lose its sealing properties over time. As a result, engine owners can expect fewer maintenance interruptions, reduced repair costs, and an overall increase in the lifespan of their Cummins engines.

Adaptability to Varied Engine Applications

The 6C, ISC, ISL, and QSL series engines are utilized in a diverse range of applications. The 6C engines, often found in older yet reliable industrial equipment, require a gasket that can withstand long - term, continuous operation. The Cummins 3959798 gasket is up to the task, providing a durable seal that remains effective over extended periods. For the ISC 8.3L engines powering heavy - duty trucks and buses, which endure frequent stop - starts and high - load conditions, the 3959798 gasket offers a consistent seal. This helps in maintaining optimal oil pressure, ensuring smooth engine performance during demanding driving scenarios. The ISL series, known for its use in power - intensive industrial applications like generators and construction machinery, benefits from the gasket's ability to resist the vibrations and thermal stress associated with such operations. Similarly, the QSL engines in construction and agricultural equipment, which operate in dusty and rough terrains, rely on the 3959798 gasket to keep contaminants out while retaining engine oil within the system.

Packaging and Delivery

Thevalve cover gaskets are carefully packaged to prevent any damage during transit. They are typically placed in sturdy cartons with appropriate cushioning materials to protect them from impacts and vibrations. Delivery options can vary, and customers can choose from methods such as express shipping for urgent requirements or more cost - effective sea or land freight for larger orders. The delivery process is coordinated to ensure that the valve cover gaskets each the customers in a timely manner, minimizing any downtime for vehicle maintenance or repair.

Warranty

Cummins offers a warranty on these  valve cover gaskets, which provides customers with peace of mind. The exact terms of the warranty may vary depending on the region and the specific application. Generally, the warranty covers any manufacturing defects and ensures that in case of a problem, customers can get the  valve cover gaskets repaired or replaced as per the warranty conditions. This warranty reflects Cummins' confidence in the quality of its products.

Company Profile

Sichuan Zhengwei Power Technology Co.,Ltd. is a comprehensive and diversified enterprise which established in 2009. Headquartered in No. 388 Huanghe Road, Xindu District, Chengdu, Sichuan Province.The company specializes in diesel generator sets, Cummins engine assembly, Cummins pure parts sales and after-sales service. The company not only has a rich product line, including high-quality diesel generator sets and all kinds of pure accessories, but also provides a full range of after-sales service to ensure the stable operation of customers' equipment. In addition, with strong technical strength and rich experience, the company focuses on the maintenance of all kinds of construction machinery at home and abroad, and can provide customers with efficient and professional mechanical equipment maintenance services, solve all kinds of equipment failures, and ensure the normal production and operation of customers. 

Adhering to the corporate purpose of "Let customers get more value", the company will, provide customers with more and better products and services, and jointly open our better cooperation prospects!

Main Product

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International Partners

FAQ

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Q: What's the lead time for orders?

A: Standard models ship in 15–30 days; customized units require 60-90days.

Q: Do you provide after-sales service?

A: Yes, We have a very comprehensive after-sales system.

Q: Can I request a customized parts?

A: Absolutely! We offer tailored attachments.

Q: What documents do you provide for export?

A: Full export package (Commercial Invoice, Packing List, Bill of Lading, COC, etc.).

Q: How do I place an order?

A: Contact us via email/phone for a quote, then confirm with a PO.

 

Q: I'm not sure if this part fits my engine.

A: Please contact our customer service. We will help you identify or find the parts that fit your engine.

Q: I need other numbered parts, but they are out of stock in your store

A: You didn't want this part? Please contact us.If you can't find what you're looking for in store, it doesn't mean we're out of stock, The possible reasons are:

l The product was not put on the shelves in time

l The product link was invalid

l The keyword you searched for was incorrect

l Your part number machine model serial number was incorrect.

l Category restrictions, more optional models cannot be uploaded.

Therefore, please be sure to contact our customer service to inquiry whether the goods you need are actually in stock.l am confident that we can provide the products you need

 

Q: How long does it take to ship after payment?

A: After you make the payment,we usually need 3 business days to stock up and we will ship it to you.lf the parts you purchased are relatively rare, we will need longer time to stock them, but we will inform you via email.