Basic Info.
| Part no. | CYLINDER HEAD 3977225 | Material | steel |
| Type | Cylinder Head | Part Type | Engine Parts |
| Compatibility | Cummins ISD6.7 | Transport Package | Wooden box |
| Trademark | DIRON | Origin | Luoyang City |
| HS Code | 84099991 | Production Capacity | 5000PCS/Year |
Product Details
- Item Model：CYLINDER HEAD 3977225
- Date First Listed：2025/01/17
- Manufacturer：Diron Parts
Product Description
- Part Number: CYLINDER HEAD 3977225
- Part Type：CYLINDER HEAD
- Description: CYLINDER HEAD 3977225 for Cummins Diesel Engine ISD6.7
Product Overview: Part Number 3977225 (Cummins Cylinder Head)
Part number 3977225 denotes a cylinder head manufactured by or for Cummins Inc. This component is designed for use in their 6.7L engines, particularly the ISB (Interact System B), ISDe (Interact System Direct electronic), and QSB (Quantum System B) series. These engines are widely used in various applications, including commercial vehicles, industrial equipment, and light-duty trucks.
Key Features and Specifications (Based on Available Information):
- Manufacturer: Diron Parts
- Part Number: 3977225
- Product Type: Cylinder Head
- Engine Application: Primarily designed for Cummins ISB, ISDe, and QSB 6.7L diesel engines.
- Material: Typically made from high-strength cast iron for its durability and resistance to high temperatures and pressures. Some aftermarket versions may use different alloys or manufacturing processes.
- Function:
- Seals the Cylinders: Creates a combustion chamber, enabling compression of the air-fuel mixture.
- Houses Valves: Contains the intake and exhaust valves, which control the flow of air and fuel into the cylinders and the expulsion of exhaust gases. This cylinder head is typically a 24-valve configuration (4 valves per cylinder).
- Coolant and Oil Passages: Integrates passages for coolant circulation to regulate engine temperature and oil passages for lubrication of valve train components.
- Combustion Chamber Formation: Forms part of the combustion chamber where combustion occurs.
- Related Part Numbers: Several related part numbers are often mentioned alongside 3977225, including 2831474, 3971793, 3977222, 3977226, 4936081, 5282703, and 536162700. These could represent superseded numbers, variations, or related components. It’s essential to confirm proper cross-referencing for correct fitment.
- Aftermarket Availability: Both original equipment (OE) and aftermarket versions of this cylinder head are available. Aftermarket options can vary in quality and materials.
Applications (Based on Search Results):
This cylinder head, due to its compatibility with the Cummins 6.7L engine family, is found in a wide array of applications:
- Dodge/Ram Trucks: Often found in Dodge Ram trucks equipped with the 6.7L Cummins engine (especially model years 2007.5 and newer).
- Commercial Vehicles: Medium-duty trucks, buses, and other commercial vehicles.
- Industrial Equipment: Construction equipment, generators, and various industrial machinery.
Important Considerations:
- Engine Serial Number Verification: It is crucial to verify compatibility with the specific engine using the engine serial number or CPL (Control Parts List). This ensures correct fitment and function.
- Professional Installation: Cylinder head replacement is a complex procedure and requires specialized tools and expertise. It should be performed by a qualified mechanic.
- Torque Specifications: Precise torque specifications must be followed during installation to prevent leaks and ensure proper sealing.
- Gaskets and Bolts: It’s essential to replace head gaskets, head bolts, and other related gaskets and seals when installing a new cylinder head.
- Cylinder Head Inspection: Before installation, the new cylinder head should be thoroughly inspected for any damage or defects.
- Aftermarket Quality: If choosing an aftermarket cylinder head, research the manufacturer and ensure it meets or exceeds OEM specifications.
NOTE: While this description provides general information about cylinder heads, specific details such as size, weight and exact material may vary by manufacturer and specific application. To obtain the most accurate and up-to-date information, it is recommended to consult a qualified parts supplier such as DIRON PARTS.
FAQ
Q1. What is your terms of packing?
A: Generally, we pack our goods in neutral white boxes and brown cartons. If you have legally registered patent, we can pack the goods in your branded boxes after getting your authorization letters.
Q2. What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We’ll show you the photos of the products and packages before you pay the balance.
Q3. What is your terms of delivery?
A: FOB
Q4. How about your delivery time?
A: Generally, it will take 20 to 30 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.
Q5. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.
Q6. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost.
Q7. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery
Q8. How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from
ABOUT DIRON
- Factory OF DIRON
Diron Parts Group Have Its Own Factory Ensure That We Offer Better Price For Customers. Besides, Diron Corporate With Some Reliable Principal Manufacturers, So Diron Also Supply Customer Other Quality Spare Parts.
- Team OF DIRON
With 18 years of manufacturing and exporting experience, Diron has a team of knowledgeable engineers, inspectors and technical workers, sales staff, after-sales personnel.
- Products OF DIRON
As a distributor, we supply parts covers for :Complete engines, Long block, Short block, Engine spare parts, Electricla products, Hydraulic products, Transmission products, Undercarridge products.Among them, Cylinder head, Cylinder block, Spacer-plate, Bushing & Pin are our best-selling products.
