Basic Info.
| parts no. | 8N4576 | Material | Steel |
| Type | Rocker Arm Assembly | Parts Type | Wear Parts |
| Compatibility | 3306 LoadersExcavator | Transport Package | Wooden box |
| Trademark | DIRON | Origin | Luoyang City |
| HS Code | 84099991 | Production Capacity | 5000PCS/Year |
Product Details
- Date First Listed：2026/09/21
- Manufacturer：Diron Parts
Product Description
- Part Type：Rocker Arm Assembly
- Description: 8N4576 Rocker Arm Assembly Suitable for 3306 LoadersExcavator
The 8N4576 Rocker Arm Assembly is a high-quality aftermarket replacement component designed for 3306 diesel engine applications commonly used in loaders, excavators, and other heavy equipment. As an important part of the engine valve train, the rocker arm assembly transfers mechanical movement to the intake and exhaust valves, supporting proper valve opening and closing during engine operation.
Suitable for demanding construction, earthmoving, mining, and industrial applications, the 8N4576 Rocker Arm Assembly provides a practical replacement solution for engine maintenance, cylinder head repair, and valve train rebuilding.
Key Features & Benefits
- Designed for 3306 diesel engine applications
- Suitable for loaders, excavators, and related heavy equipment
- Precision manufactured for compatible fit and installation
- Transfers valve train movement to the intake and exhaust valves
- Supports proper valve opening and closing
- Helps maintain stable valve train operation
- Suitable for demanding heavy-duty engine environments
- Carefully inspected for dimensional accuracy and consistent quality
Common Applications
- 3306 diesel engine applications
- Loaders
- Excavators
- Construction and earthmoving equipment
- Mining and quarry machinery
- Diesel engine rebuilding and overhaul projects
Typical Function:
The rocker arm assembly forms part of the engine valve train and transfers mechanical movement to the intake and exhaust valves. This controlled movement allows the valves to open and close at the required points during the engine operating cycle, supporting proper intake, combustion, and exhaust processes.
Technical Specifications
- Part Number Reference: 8N4576
- Product Type: Rocker Arm Assembly
- Engine Model Reference: 3306
- Application: Loaders, excavators, and heavy equipment
- System: Engine valve train
- Function: Valve actuation / motion transfer
- Installation Position: Cylinder head / valve train
- Dimensions: Application-specific
- Condition: New aftermarket replacement
Important Note:
- We only provide replacement products intended for aftermarket use in the machinery listed above. The brand name is used solely as reference information to indicate compatibility and does not imply that our products are OEM.
- 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.
