Product Parameters
|
Parameter Category |
Detailed Description |
| Part number | G4376406 |
| Matched engine | ISB 5.9L / QSB 6.7L / ISDe 6.7L |
| Cylinder arrangement | Straight-six cylinder (I6) |
| Material | Grey Cast Iron |
| Weight | ≈4.2075 kg |
| Cooling method | Wet cylinder liner |
| Typical application vehicle model | Dongfeng Tianjin, Sinotruk Howo, Shaanxi Auto Delong, Dodge heavy truck, etc |
| Application scenarios |
1. Heavy trucks (such as Dongfeng Cummins ISB220, ISDe245) 2. Construction machinery (excavators, loaders) 3. Generator Sets and Ship Power Systems 4. Long-distance logistics and vehicles with high mileage (with annual mileage often exceeding 200,000 kilometers) |
| Maintenance and Usage Suggestions |
1. Running-in period management : After a new vehicle or major overhaul, strictly follow the 1500-2500 km (or 100 hours) running-in period . Avoid full-load and high-speed operation, and the maximum power operation time should not exceed 5 minutes at a time 2. Fuel Cleaning: Use clean diesel that meets the standards of IV/V. Before refueling, let it stand and settle, then filter it to prevent impurities from causing damage to the cylinder liner. 3. Oil Replacement: Replace the full synthetic oil and oil filter at a cycle of 200-500 hours to maintain the integrity of the oil film. 4. Cooling System: Regularly check the coolant level and concentration to prevent excessive water temperature from causing thermal stress cracks in the cylinder liner. 5. Air Filter: Clean or replace the air filter every 200 hours to prevent dust particles from entering the cylinder and causing abrasive wear on the cylinder walls. |
About Us
FAQ
Q: 1. Which engines is the Cummins G4376406 cylinder liner assembly suitable for?
A: The G4376406 is a Cummins original equipment (OEM) wet cylinder liner assembly, designed specifically for 5.9L and 6.7L displacement engines. It is compatible with ISB, QSB, and ISDe series diesel engines and is widely used in Dongfeng Cummins heavy-duty trucks and engineering vehicles.
Q: 2. What are the core advantages of the G4376406 cylinder liner?
A: It uses high-strength gray cast iron and a wet structure, allowing for replacement without disassembling the cylinder block. It boasts excellent wear resistance, thermal stability, and heat dissipation efficiency.
Q: 3. Why must OEM G4376406 be used instead of aftermarket parts?
A: Non-OEM cylinder liners are prone to cylinder scoring, leakage, or thermal deformation due to insufficient material or machining precision. The G4376406 strictly adheres to Cummins OEM standards, ensuring piston ring sealing and overall engine durability.
Q: 4.How to ship G4376406 cylinder liner components by international sea?
A: Each piece weighs approximately 4.2kg and can be declared as ordinary mechanical parts. Use a moisture-proof cardboard box with foam lining, labeled "Engine Parts – Non-Hazardous". Suitable for LCL or FCL exports, with no special customs clearance restrictions.
Q: 5. Is original manufacturer documentation required for exporting G4376406?
A: It is recommended to provide an official purchase order or packing list with the original Cummins part number G4376406. Customs in some countries (such as the Middle East and Latin America) may require this, which can improve customs clearance efficiency and avoid being mistaken for a counterfeit product.
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