CAT C6.4 Diesel Engine Water Pump Excavator Engine Cooling Parts
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Exact OEM Fit for CAT C6.4 Engine
This CAT C6.4 replacement water pump fits CAT 320C/320D/312C/315D excavators perfectly, matching original mounting and belt size for direct installation.
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Heavy-Duty Cast Iron/Aluminum Housing
As a heavy-duty C6.4 water pump, it provides high strength, corrosion resistance, and long durability in harsh conditions.
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Ceramic Mechanical Seal & Precision Bearing
Premium seal prevents coolant leakage; high-quality bearing ensures smooth rotation, low noise, and extended service life.
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Dynamic Balanced Impeller
Stable high-speed operation and efficient coolant flow, maintaining optimal engine temperature under heavy load.
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100% Leakage & Pressure Tested
Every excavator engine water pump assembly is factory-tested to ensure zero leakage and reliable performance.
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Cost-Effective OEM-Grade Replacement
Restores full cooling function at lower cost than OEM dealers, reducing downtime and maintenance frequency.
Item Content Product Name CAT C6.4 Diesel Engine Water Pump Compatible Engine CAT C6.4 Diesel Engine Compatible Excavator CAT 320C, 320D, 312C, 315D, 319D, 323D Housing Material Cast Iron / Aluminum Rotation Clockwise 顺时针 Quality Standard OEM standard, 100% leakage & pressure tested ![]()
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FAQQ1: Which excavator models does this water pump fit?A1: This CAT C6.4 diesel engine water pump is designed for CAT C6.4 engine, fitting CAT 320C, 320D, 312C, 315D, 319D, 323D excavators. It is a complete CAT C6.4 excavator engine cooling pump, durable excavator engine water pump assembly, robust heavy-duty C6.4 water pump, standard CAT C6.4 replacement water pump, reliable excavator diesel engine spare parts, and genuine OEM CAT C6.4 water pump assembly.
Q2: What are common symptoms of a faulty water pump?A2: Engine overheating, coolant leakage (weep hole), abnormal noise (whining/grinding), low coolant level, and steam from radiator. Replacing with our CAT C6.4 diesel engine water pump resolves all issues.
Q3: How often should the C6.4 water pump be replaced?A3: Under normal conditions, replace every 8,000–10,000 hours or when leakage/noise appears. Regular coolant maintenance extends pump life.
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