Basic Info.
| Parts no. | 21625908 | Material | Iron |
| Type | Cylinder Head Assembly | Parts Type | Engine Parts |
| Compatibility | Engine D13 | Transport Package | Wooden box |
| Trademark | DIRON | Origin | Luoyang City |
| HS Code | 84099991 | Production Capacity | 5000PCS/Year |
Product Details
- Item Model：21625908
- Date First Listed：2026/11/04
- Manufacturer：Diron Parts
Product Description
- Part Number：21625908
- Part Type：Cylinder Head Assembly
- Description: Cylinder Head Assembly 21625908 for Engine D13, New
The 21625908 Cylinder Head Assembly is an aftermarket replacement engine component intended for compatible D13 diesel engine applications. As a critical part of the engine’s combustion and valve train systems, the cylinder head assembly forms the upper section of the combustion chambers and provides support for essential engine components.
The cylinder head assembly accommodates intake and exhaust valves, valve train components, and related engine systems according to the specific engine configuration. It plays an important role in maintaining combustion chamber sealing, managing airflow, and supporting efficient diesel engine operation.
The 21625908 Cylinder Head Assembly provides a practical replacement solution for damaged, cracked, or excessively worn cylinder head assemblies during diesel engine maintenance, major repairs, and rebuilding projects.
Key Features & Benefits
- Intended for compatible D13 diesel engine applications
- Provides structural support for combustion chamber and valve train components
- Supports intake and exhaust valve operation
- Helps maintain proper combustion chamber sealing
- Accommodates compatible valve guides, valve seats, and related components
- Supports engine cooling and lubrication system integration
- Provides mounting interfaces for associated engine components
- Suitable for diesel engine maintenance, repair, and rebuilding
Common Applications
- D13 diesel engine applications
- Heavy-duty commercial trucks
- Compatible industrial diesel engine installations
- Heavy-duty transportation equipment
- Diesel engine maintenance and rebuilding
- Cylinder head assembly replacement and engine overhaul projects
Typical Function:
The cylinder head assembly forms the upper portion of the engine combustion chambers and supports the intake and exhaust valve systems. It helps control airflow into and out of the cylinders while maintaining the sealing required for effective combustion.
Depending on the assembly configuration, the cylinder head may include installed valves, valve springs, guides, seats, and other related components.
The cylinder head assembly also incorporates passages for engine coolant and lubrication oil, supporting proper temperature management and valve train operation.
Correct cylinder head installation, sealing, and component compatibility are essential for dependable engine performance.
Technical Specifications
- Part Number Reference: 21625908
- Product Type: Engine Cylinder Head Assembly
- Engine Model Reference: D13
- Application: Heavy-duty diesel engines
- System: Engine Cylinder Head / Combustion System
- Function: Combustion Chamber Sealing / Valve Train Support / Airflow Management
- Installation Position: Upper Engine / Cylinder Block Assembly
- Material: Confirm with supplier
- Cylinder Configuration: Engine-specific
- Valve Configuration: Engine-specific
- Assembly Components: Confirm with supplier
- Overall Dimensions: Confirm with supplier
- Condition: New aftermarket replacement
Important Note:
- While this description provides general information, 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.
