Your Trusted Source for Diesel Engine Components - Honour Time Machinery Limited
As a source manufacturer and factory direct sales leader for export, Honour Time Machinery offers customized development of various engine cylinder liners. Whether you need a standard replacement or a specialized component, we ensure precision and quality for critical applications like the Caterpillar 320D Cylinder Liner, Komatsu PC200-8 Liner, or Isuzu 4HK1 Liner Set. Trust us for reliable, durable engine parts.
When performing a full engine overhaul on the rugged Yanmar 4TNE94E and 4D94E diesel models, sourcing authentic, high-quality replacement parts is non-negotiable. Honour Time Machinery Limited specializes in delivering components that meet or exceed OEM specifications for longevity and performance. Our inventory includes the essential Piston assembly, crucial for maintaining optimal compression and power output.
We guarantee the supply of the specific Piston Part No: 129900-22080, also searchable as 12990022080, ensuring a perfect fit for your Yanmar engine. This is critical for dependable operation in heavy-duty applications. We also supply complete Piston Ring sets, with the designated part number 127610-33612 (12761033612), vital for oil control and minimizing blow-by.
| Component | Part Number (With Symbol) | Part Number (No Symbol) |
|---|---|---|
| Engine Model | 4TNE94E/4D94E | 4TNE94E4D94E |
| Piston | 129900-22080 | 12990022080 |
| Piston Ring Set | 127610-33612 | 12761033612 |
| Cylinder Liner (Sample) | 129900-01950 | 12990001950 |
Honour Time Machinery Limited is your centralized hub for essential engine components across leading brands. We maintain massive stock levels for cummins, komatsu, Caterpillar, isuzu, kubota, yanmar, and weichai engines. Our main product line ensures you can find everything needed for professional engine maintenance, from precision-machined cylinder block and cylinder head castings to complete overhaul kit assemblies.
Whether you are looking for crankshaft and connecting rod replacements or intricate fuel system parts like the diesel pump and injector, we deliver. We focus on critical wear items, including main bearing, con rod bearing, thrust washer, and essential systems such as the turbocharger, water pump, and oil pump. We are a reliable partner for genuine OEM alternative parts and industrial diesel parts supplier solutions.
| Specification | Detail |
|---|---|
| Part Name | Piston (129900-22080) |
| Engine Type | Diesel |
| Stock Status | In Stock (Available) |
| Warranty | 6 Month |
| Marketing Type | New Product 2024 |
| Payment Options | T/T, PayPal, MoneyGram |
| After Warranty Support | Online Support |
| Original / Manufacturing Location | China |
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Follow Us on Facebook!Connecting Rod Bushing: Installed in the small end of the connecting rod, it facilitates the pin's movement. Komatsu PC200-8 Connecting Rod Bushing.
Oil Cooler Core: Positioned in the lubrication circuit, it reduces oil temperature. Caterpillar 330D Oil Cooler Core.
Camshaft: Located in the cylinder head or block, it controls valve timing. Cummins B3.3 Camshaft.
Injector Nozzle: Situated in the cylinder head, it atomizes fuel into the combustion chamber. Isuzu 6BG1 Injector Nozzle.
Water Pump Impeller: Inside the water pump housing, it circulates coolant. Kubota V3307 Water Pump Impeller.
Thrust Washer: Positioned at the crankshaft main bearing journals, it controls crankshaft end play. Yanmar 4TNV98 Thrust Washer Set.
Flywheel Housing: Attached to the rear of the cylinder block, it houses the flywheel and clutch. Weichai WP10 Flywheel Housing.
Turbocharger Compressor Wheel: Located in the turbocharger's cold side, it compresses intake air. Cummins QSB6.7 Turbocharger Compressor Wheel.
Valve Stem Seal: Installed on valve guides in the cylinder head, it controls oil leakage into the combustion chamber. Komatsu SAA6D107E Valve Stem Seal.
Glow Plug: Located in the cylinder head of a diesel engine, it heats air for cold starting. Kubota D902 Glow Plug.
Failure Description: The Caterpillar 320D with a C7 engine exhibits persistently low oil pressure, particularly when the engine reaches operating temperature. This is a common failure symptom that can lead to catastrophic damage if ignored.
Processing and Solution:
Check Oil Level and Viscosity: Ensure the correct grade of oil is used and the level is adequate.
Inspect Oil Pump: The Oil Pump in the C7 engine can wear out, losing prime or clearance. Replace the Oil Pump and screen assembly.
Examine Bearings: Excessive clearance in the main bearing or con rod bearing will cause oil to escape too quickly, leading to pressure drop. A thorough inspection and replacement of worn bearings are required.
Replace Oil Pressure Sensor: Eliminate the possibility of a faulty sensor providing inaccurate readings before proceeding with major repairs.
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