Vol Vo EC210B Excavator Engine Turbocharger OEM 318844 21647837 20873313

Restore lost power and improve fuel efficiency in your Cat 320B excavator with this high-quality turbocharger for the Cater pillar 3066 diesel engine. The turbocharger is a critical component that compresses incoming air to increase air density, allowing more fuel to be burned efficiently during combustion. This results in a significant increase in engine power output without increasing engine displacement. Manufactured to meet or exceed original OEM specifications, this turbocharger ensures optimal boost pressure, reduced exhaust emissions, and long-term durability in demanding excavator applications. Direct replacement for multiple OEM numbers including 12709880018, 0R4182, 0R4182B, and related variants. Fits Cat 320B and compatible models powered by the 3066 engine – verify your engine model and serial number for compatibility.

• Critical Component for Engine Performance
  The turbocharger compresses intake air to increase density, enabling more complete combustion and significantly boosting engine power without increasing displacement. For the 320B excavator, this translates to greater digging force, faster cycle times, and improved productivity on the job site.
• Precision-Engineered for Cater pillar 3066 Engine
  Specifically designed for the Cater pillar 3066 engine platform, this turbocharger matches factory specifications for boost pressure, airflow, and exhaust gas utilization. Proper calibration ensures optimal performance across all operating conditions encountered in excavator applications.
• High-Temperature Durability
  Constructed with high-temperature alloy turbine housings capable of withstanding extreme exhaust gas temperatures up to 950°C. The turbine wheel is engineered to rotate at speeds exceeding 150,000 RPM while harnessing exhaust gas energy efficiently, ensuring reliable operation under continuous heavy loads.
• Wide Operating Speed Range
  Designed to operate effectively across the engine's full RPM range, from low-speed digging to high-speed travel. The turbocharger adapts to varying engine speeds during normal excavator operation, providing boost when needed without excessive lag.
• Direct Bolt-On Replacement
  Engineered as a direct replacement for the original turbocharger on 320B excavators. Mounting flanges, oil lines, and connections match factory specifications for straightforward installation with minimal modification required.
• Complete Assembly
  Supplied as a complete turbocharger assembly, including compressor housing, turbine housing, center housing, and rotating assembly. Ready to install with proper lubrication and cooling connections.
• Rigorous Quality Testing
  Every turbocharger undergoes dynamic balancing to ISO 1940 standards and functional testing to verify boost pressure characteristics. Ensures reliable performance and long service life in demanding excavator applications.
• OEM-Equivalent Performance
  Manufactured to meet or exceed original Cater pillar specifications, ensuring perfect compatibility with 3066 engine components including exhaust manifold, intake system, and lubrication circuits. Matches original performance for reliable operation.

• 100% Tested – Every turbocharger undergoes balance testing and boost pressure verification before shipment.
• OEM Standard – Manufactured to meet or exceed original Cater pillar specifications in ISO-certified facilities.
• Warranty – 6-month warranty against manufacturing defects.
• Global Shipping – Fast DHL, FedEx, UPS shipping available from multiple warehouses.
• Expert Support – Need help identifying the correct turbocharger for your 320B? Send us your machine serial number or engine model.

The turbocharger operates at extremely high temperatures and rotational speeds, requiring careful installation. When installing a new turbocharger on a Cat 320B excavator, follow these critical guidelines:

• Always verify correct turbocharger part number based on engine serial number and machine configuration.
• Before installation, prime the turbocharger with clean engine oil through the oil inlet port to prevent dry start damage. Failure to pre-lubricate can cause immediate bearing failure within seconds of startup.
• Inspect and clean all oil supply and return lines. Contaminated oil will destroy a new turbocharger quickly.
• Always replace oil and oil filter during turbocharger installation.
• Check for exhaust and intake system leaks that could affect turbocharger performance.
• Follow factory torque specifications for all mounting hardware.
• Professional installation is recommended due to the precision required for proper operation.

Warning: Never operate the engine without verifying proper turbocharger operation after installation. Unusual noises, excessive smoke, or low boost pressure indicate potential problems requiring immediate attention.