Cummins 6CT8.3 fuel injection pump 0402066729 4063536 6743-71-1131 PC300-7 fuel pump PC350-7 fuel pump PC360-7 fuel pump excavator engine parts

◆ Product Overview
A high-performance fuel injection pump engineered for the Cummins 6CT8.3 diesel engine used in Komatsu PC300-7, PC350-7, and PC360-7 excavator models. Manufactured as a direct OEM replacement for part numbers 0402066729, 4063536, and 6743-71-1131, this pump ensures precise fuel delivery, optimal power, and reliable operation in heavy-duty excavation and construction applications.

◆ OEM Part Numbers
✓ 0402066729
✓ 4063536
✓ 6743-71-1131

◆ Compatible Engine & Equipment
✓ Cummins 6CT8.3 Engine
✓ Komatsu PC300-7 Excavator
✓ Komatsu PC350-7 Excavator
✓ Komatsu PC360-7 Excavator

◆ Product Specifications
✓ Condition: 100% New or Premium Remanufactured (Specified)
✓ Type: High-Pressure Fuel Injection Pump
✓ Application: Excavator & Heavy Equipment Engine
✓ Calibration: Pre-set to Meet Cummins & Komatsu Performance Specifications

◆ Key Features
✓ Direct Replacement for Cummins 6CT8.3 Engine in Komatsu PC300-7/350-7/360-7 Series
✓ Ensures Precise Fuel Metering & Injection Timing for Maximum Torque & Efficiency
✓ Restores Original Engine Power, Response & Fuel Economy
✓ Built to Withstand High-Pressure, High-Demand Excavator Operating Conditions

◆ Quality Assurance
✓ Performance Tested to Meet OEM Standards
✓ Pressure, Flow & Durability Testing Verified
✓ Leak Testing & Calibration Completed
✓ Compatible with Standard and Ultra-Low Sulfur Diesel

◆ Installation Applications
✓ Fuel System Overhaul for Komatsu PC300-7, PC350-7 & PC360-7 Excavators
✓ Replacement of Worn or Failed Injection Pumps in Cummins 6CT8.3 Engines
✓ Performance Restoration for High-Hour Excavator Fleets
✓ Preventive Maintenance to Avoid Unplanned Downtime

◆ Service Advantages
✓ Restores Factory-Like Performance in Critical Earthmoving Equipment
✓ Improves Fuel Efficiency & Reduces Excessive Exhaust Smoke
✓ Ensures Reliable Operation in Demanding Construction Environments
✓ Supported by Technical Data for Accurate Installation & Timing