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Excavator Part 3967458 for 6BT5.9 Diesel Engine Cylinder Head
The cylinder head assembly (3967458) is a core component of the 6BT5.9 (5.9L) diesel engine. Located at the top of the cylinder block, it seals the combustion chamber and supports the intake and exhaust valves and fuel injectors. It ensures combustion efficiency, stable power output, and helps dissipate engine heat, extending its service life.
Technical Parameters
Material
Cast Iron/High-Strength Alloy
Applicable Fuel
Diesel
Applicable Displacement
5.9 liters
Mounting Location
Cylinder Top
Applicable Scenarios
High-strength casting: Heat and pressure resistant, strong resistance to thermal stress, and long service life.
Excellent sealing performance: Precision sealing surfaces ensure stable compression in the combustion chamber.
OEM compatible design: Meets OEM dimensions, can be directly replaced without modification.
Suitable for heavy-duty environments: Suitable for high-intensity operations such as excavators, heavy trucks, and generators.
We provide related accessories
Crankshaft and Connecting Rod System
Crankshaft, main bearings, thrust washers, connecting rods, connecting rod bearings, connecting rod bolts, pistons, piston rings, piston pins, circlips, cylinder liners
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 Cylinder Head Assembly 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: Can you provide cross-reference information for OEM part numbers?
A4: Yes, we support original part interchange. Please provide the original part number, and we will verify the replacement part accordingly.
Q5: What should I do if there is a problem with the product?
A5: Our products undergo professional testing and are of very stable quality. If you do find any problems, please contact us. We have a professional after-sales team to help you solve the problem.
Q6: What causes a crankshaft to fail?
A6: Crankshaft failure is usually caused by poor... lubrication, bearing damage, or engine overload.
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.