High-performance engine gasket for PC350-8 6D114; OEM 3929011 replacement.
OEM-Equivalent Design: Replaces Komatsu 3929011 with exact sealing performance.
High Sealing Integrity: Prevents leakage between block and head under high pressure.
Heat & Oil Resistant: Made from composite material with steel reinforcement.
Engine-Specific Application: Matches 6D114 diesel engine configurations.
Widely Used in Overhaul: Ideal for rebuild kits and service parts inventory.
YNF16731 is a premium-grade engine gasket engineered to replace Komatsu part number 3929011, commonly used in PC350-8 excavators powered by the 6D114 engine. As a critical sealing component between the cylinder head and engine block, it ensures proper compression and fluid containment—resisting coolant, oil, and combustion gases. This gasket is constructed using high-durability layered composite material with metal reinforcement, offering excellent heat resistance and longevity. Ideal for engine rebuild operations, fleet maintenance, and aftermarket distribution, it’s a reliable choice for service professionals.
| Item | Description |
|---|---|
| Applicable Model | Komatsu PC350-8, Engine 6D114 |
| Part Number | 3929011 |
| YNF Number | YNF16731 |
| Product Type | Engine Gasket / Cylinder Gasket |
| Material | Graphite composite + steel inner ring |
| Function | Sealing between cylinder head and engine |
| Installation Position | Cylinder head gasket area |
| Brand | YNF |
| Country of Origin | China |
| MOQ | 1 piece |
| Shipping Method | Express, Air, Sea |
| Payment Method | T/T, PayPal, L/C |
| Application Area | Description |
|---|---|
| Excavator engine overhaul | Critical for 6D114 sealing during rebuilds |
| Komatsu diesel engine sealing | Matches PC350-8 series engines |
| Oil and coolant leak prevention | Maintains system integrity under pressure |
| Engine repair kits | Common inclusion in full gasket sets |
| Parts inventory replenishment | High-demand item for maintenance operations |
Related Products:
Cylinder head bolts for 6D114
Gasket 3918174 (also for 6D114)
Complete gasket kit for PC350-8
FAQs:
Is this a top gasket or full set? This product is for the specific gasket only; full kits available separately.
Can it be reused? Not recommended—single use for optimal sealing.
Is it heat resistant? Yes, suitable for diesel combustion temperatures.
Looking for a high-reliability gasket for Komatsu 6D114 engines? YNF16731 is your go-to replacement for part 3929011, built to OEM standards for excellent sealing and long-term durability. Whether you’re sourcing for rebuild kits or direct replacements, YNF Machinery delivers consistent quality and supply.
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