Brand New Komatsu 6150-11-1320 Valve Seat Ring for 6D125 Diesel Engines, for PC400 Excavators
The 6150-11-1320 type valve seat is a key cylinder head component designed specifically for Komatsu S6D125 and 6D125 diesel engines. Installed within the cylinder head, it provides a hardened contact surface for the intake or exhaust valves, ensuring a good seal in the combustion chamber.
6D125 Engine Valve Seat Ring Specifications
| State |
Brand New |
| Product Name |
Engine Valve Seat |
| Part Number |
6150-11-1320 |
| Application |
Cylinder Head Valve System |
| Material |
Heat-Resistant Alloy Steel |
| Quality |
Available for OEM/Aftermarket Use |
| Minimum Order Quantity |
1 piece |
| Payment Method |
Western Union, T/T |
| Shipping Method |
UPS/DHL/EMS/TNT/FedEx |
Applicable Equipment: Komatsu excavators, loaders, and other construction machinery
Applicable Excavators: PC200-8, PC200LC-8, PC200-8MO PC200-8N1
Features and Advantages
High-Efficiency Heat Dissipation: Quickly dissipates valve heat, preventing overheating.
High-Temperature Resistant Material: High-strength alloy steel, preventing seat ring softening and valve sagging.
Precision Sealing Surface: Improves sealing performance, ensuring compression ratio and combustion efficiency.
Product Showcase
6150-11-1320 High-Strength Valve Seat Replacement for 6D125 Engines

Guangzhou Minshun Machinery Equipment Co., Ltd.
We specialize in the sales and service of diesel engine assemblies and construction machinery parts. Our product line covers engine assemblies, filtration systems, electronic control components, hardware accessories, wiring harnesses, and electrical accessories. Our service area includes Canada, the United States, the United Kingdom, Mexico, the Netherlands, Kazakhstan, Mongolia, Russia, Australia, Malaysia, Turkey, Indonesia, Singapore, Thailand, South America, South Africa, and other countries and regions.
Our Product Range
| Engine Rebuild Kit |
Turbochargers |
Engine Diesel Pumps |
Engine Controllers (ECU) |
| Cylinder Blocks |
Cylinder Heads |
Water Pumps |
Injectors |
| Starter Motors |
Filters |
Other Engine Accessories |
Excavator Hydraulic Pumps |
| Swivel Components |
Distributor Valves |
Travel Motor Assemblies |
Chassis Components and Other Accessories |


Frequently Asked Questions
Q1: What is your main products?
A1: We are specialized in the excavator engine spare parts, for example Main cylinder block, cylinder head, crankshaft, Engine assembly, piston, cylinder liner, piston ring, camshaft, connecting rod, oil pump, water pump, valve series products, movement, etc. almost all parts of the entire engine.
Q2: Do you test all products before shipping?
A2: Yes, we conduct 100% testing before shipping.
Q3: Which engine models is this Engine Valve Seat compatible with?
A3: This product is designed for specific diesel engine models. If you can provide the engine model or original part number, we can confirm compatibility before shipping to avoid incompatibility issues.
Q4: What are the signs of intake valve failure?
A4: Common signs include rough idling, loss of engine power, misfires, increased fuel consumption, and sometimes backfiring or abnormal exhaust smoke.
Q5: Do you provide complete engine repair kits?
A5: Yes, we can provide complete engine repair kits, including valve seat rings, according to your needs.
Why Choose Us?
• Over 20 years of focus on construction machinery – offering a full range of excavator assemblies and accessories.
• Get a Quote – Our professional team will provide you with a quote immediately upon receiving your requirements.