8943913790 6HK1 Upper Valve Cover Gasket Description
The YNF03620 8943913790 upper valve cover gasket is designed for compatible Hitachi ZX330 excavators equipped with Isuzu 6HK1 engines. It seals the connection between the cylinder head and upper valve cover, helping prevent engine oil leakage and external contamination.
The gasket uses flexible sealing material to maintain close contact under engine heat, vibration, and repeated compression. It is suitable for replacing hardened, cracked, flattened, deformed, or leaking sealing strips during engine maintenance and valve cover repair.
8943913790 Valve Cover Gasket Technical Data Sheet
| Parameter |
Specification |
| YNF Part Number |
YNF03620 |
| Reference Part Number |
8943913790 |
| Alternative Part Number |
8-94391-379-0 |
| Applicable Machine |
Hitachi ZX330 Excavator |
| Applicable Engine |
Isuzu 6HK1 Diesel Engine |
| Product Name |
Upper Valve Cover Gasket |
| Alternative Name |
Cylinder Head Cover Gasket / Sealing Strip |
| Product Type |
Engine Sealing Component |
| Function |
Oil Sealing and Contamination Protection |
| Installation Position |
Upper Cylinder Head Cover |
| Material |
Oil-Resistant Sealing Rubber |
| Quality Type |
Aftermarket Replacement |
| Condition |
New |
| Origin |
China |
| Brand |
YNF |
| MOQ |
1 Piece |
| Shipping Method |
Air, Sea, Express |
| Payment Terms |
T/T, PayPal, Western Union |
ZX330 6HK1 Valve Cover Gasket Applications
| Application |
Description |
| Hitachi ZX330 Excavator |
Replacement upper valve cover gasket |
| Isuzu 6HK1 Engine |
Seals the upper cylinder head cover |
| Engine Lubrication System |
Helps prevent engine oil leakage |
| Excavator Maintenance |
Replaces hardened, cracked, or flattened gaskets |
| Engine Repair |
Restores reliable valve cover sealing performance |
8943913790 6HK1 Valve Cover Gasket Detail Display
The 8943913790 6HK1 Upper Valve Cover Gasket seals the cylinder head cover and helps prevent engine oil leakage.
A hardened or damaged gasket may cause oil seepage, contamination, or an oily engine surface. Replacement helps restore reliable sealing performance.
Before ordering, confirm the part number, engine model, gasket shape, dimensions, and installation position.
FAQ
Q: Which engine is this gasket suitable for?
A: It is designed for compatible Isuzu 6HK1 diesel engines.
Q: Which excavator model is applicable?
A: It is suitable for compatible Hitachi ZX330 excavators.
Q: What is the reference part number?
A: The reference part number is 8943913790.
Q: Is this product new or used?
A: It is a new aftermarket replacement gasket.
