Komatsu fuel injection pump PC400-8 fuel pump Komatsu excavator fuel pump PC400-8 engine parts diesel injection pump

◆ Product Overview
A precision-engineered, heavy-duty fuel injection pump specifically designed for the Komatsu PC400-8 excavator. This OEM-grade component ensures accurate fuel metering, optimal combustion, and restoration of factory-rated power, torque, and fuel efficiency for the demanding cycles of large-scale earthmoving and mining operations.

◆ Compatible Equipment
✓ Komatsu PC400-8 Excavator

◆ Product Specifications
✓ Condition: 100% New or Premium Remanufactured (As Specified)
✓ Type: High-Pressure Fuel Injection Pump Assembly
✓ Application: Large Mining & Construction Excavator Diesel Engine
✓ Calibration: Pre-set to Komatsu factory specifications for fuel delivery, timing, and pressure.

◆ Key Features
✓ Direct Komatsu PC400-8 Replacement: Engineered for exact fit and performance within the PC400-8’s fuel system.
✓ Precision Fuel Delivery: Ensures correct injection timing and quantity for maximum engine efficiency, power, and responsiveness under extreme load.
✓ Built for Extreme Duty: Robust construction to handle the continuous high-pressure, high-vibration environment of a large mining excavator.
✓ Performance Restoration: Effectively resolves critical engine issues such as severe power loss, excessive black smoke, poor throttle response, and hard starting.

◆ Quality Assurance
✓ Comprehensive Bench Testing: Each unit undergoes rigorous testing to verify flow rates, pressure curves, and governor function across the entire operating range.
✓ Leak & Pressure Integrity Tested: All seals and internal components are validated to prevent failures in harsh conditions.
✓ Calibration Certified: Set to meet Komatsu’s stringent standards for performance, durability, and emissions compliance.

◆ Installation Applications
✓ Complete replacement of a failed or underperforming main injection pump on a Komatsu PC400-8 excavator.
✓ Major fuel system overhaul during planned engine rebuild or component exchange program.
✓ Correction of diagnostic trouble codes and performance deficiencies affecting productivity.
✓ Preventive maintenance to ensure maximum uptime and reliability in critical mining or large project applications.

◆ Service Advantages
✓ Maximizes Machine Availability: A reliable pump is crucial for maintaining the high utilization rate expected of a PC400-8.
✓ Protects a Major Asset: Proper fuel system function is vital for the long-term health and resale value of this high-capital machine.
✓ Optimizes Total Operating Cost: Correct combustion improves fuel efficiency and reduces unplanned maintenance expenses.
✓ Factory-Compatible Performance: Delivers the power and response required for optimal hydraulic system performance.