Basic Info.
Part no. | 4TNE84 | Material | steel |
Type | Cylinder Head | Part Type | Engine Parts |
Compatibility | Yanmar | Transport Package | Wooden box |
Trademark | DIRON | Origin | Luoyang City |
HS Code | 84099991 | Production Capacity | 5000PCS/Year |
Product Details
- Item Model:4TNE84
- Date First Listed:2025/05/30
- Manufacturer:Diron Parts
Product Description
- Part Number:4TNE84
- Part Type:Cylinder Head
- Description: Suitable for KOMATSU Engine






Cylinder Head for Yanmar Engine 4TNE84
Product Overview
The 4TNE84 Cylinder Head is a precision-engineered component designed for Yanmar 4TNE84 and 4TNE88 series diesel engines, as well as Komatsu 4D84E-3 engines. This cylinder head ensures reliable performance and durability in demanding applications, such as excavators, tractors, skid steer loaders, and generators. Available as a new, aftermarket, or complete assembly with valves and springs, it meets stringent quality standards to maintain engine efficiency and longevity.
Key Features
- Precision-manufactured for compatibility with Yanmar 4TNE84, 4TNE84T, 4TNE88, and Komatsu 4D84E-3 series engines, including variants such as 4TNE84-AF, 4TNE84-G1A, 4TNE88-EAD, and 4D84E-3FB.
- Constructed from high-quality materials, typically cast iron or equivalent, to withstand high-pressure and high-temperature conditions.
- Available as a bare cylinder head or complete assembly with pre-installed valves, valve springs, and related components, depending on supplier specifications.
- Tested to meet or exceed OEM standards, ensuring a precise fit and optimal combustion efficiency.
- Interchangeable with part numbers such as 129407-11700, YM129407-11700, YMR001601, and others, enhancing versatility across applications.
Applications
- Compatible with Yanmar engines used in construction, agricultural, and industrial equipment, including:
- John Deere Utility Tractors: 990, 4500, 4510, 4600, 4610, 4700, 4710
- Komatsu Excavators: PC40-7, PC40R-8, PC45-1, PC45R-8, PC40MRX-1-E, PC45MRX-1-E
- Kobelco Excavators: SK40SR-2, SK45SR-2, SK50UR-3, CX47
- Daewoo/Doosan Skid Steers: 1340XL, 602 Plus, DSL601
- Kohler Generators: 15CCO, 15CCFO, 15ROY, 19EOZ
- Mustang Loaders: 2040, 2042, 2044, 2050, 2054
- Yanmar Generators and Chippers: YEG400 series, PRO CHIP 944
- Suitable for heavy-duty applications requiring consistent power delivery and reliability.
Benefits
- Enhances engine performance through precise engineering and robust construction.
- Offers flexible options (new, aftermarket, bare, or complete) to meet diverse maintenance needs and budgets.
- Ensures compatibility with a wide range of Yanmar and Komatsu engine configurations, minimizing downtime during repairs.
- Provides long-lasting durability, contributing to extended engine life and reduced maintenance costs.
- Backed by industry-standard warranties, typically 6–12 months, depending on the supplier, for added reliability.
Technical Specifications
- Engine Compatibility: Yanmar 4TNE84, 4TNE84T, 4TNE88 (and variants); Komatsu 4D84E-3, 4D84E-3FB, 4D84E-3B, 4D84E-3C, 4D84E-3D, 4D84E-3E, S4D84E
- Part Numbers: 129407-11700, YM129407-11700, YMR001601, RYM12940711700, and others
- Material: High-grade cast iron or equivalent, designed for thermal resistance and durability
- Condition: Available as new, aftermarket, or complete assembly with valves and springs
- Applications: Excavators, tractors, skid steer loaders, generators, and other industrial machinery
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.







