Cummins camshaft 3923478 3066882 3066877 3935716 3929734 China manufacturer supplier Cummins 6D114 engine parts PC360-7 excavator components

◆ Product Overview
A premium, high-precision camshaft engineered for the Cummins 6D114 series diesel engine, specifically as used in the Komatsu PC360-7 excavator. This critical component from a certified China manufacturer serves as a direct replacement for OEM part numbers 3923478, 3066882, 3066877, 3935716, and 3929734. Designed to restore exact valve timing and engine performance, it provides an OEM-equivalent solution for major overhauls and rebuilds, ensuring reliable power and durability for this high-production excavator model.

◆ Manufacturer Information
✓ Manufacturer Type: China Heavy Construction Machinery Engine Parts Specialist
✓ Certification: ISO 9001:2015, IATF 16949 Certified
✓ Specialization: Cummins Industrial Engines for Komatsu Equipment
✓ Supply Model: Factory Direct to Global Construction & Mining Equipment Markets

◆ Part Number & Application
✓ OEM Part Numbers: 3923478, 3066882, 3066877, 3935716, 3929734
✓ Engine Model: Cummins 6D114 Diesel Engine
✓ Host Equipment: Komatsu Excavator Model PC360-7
✓ Application: Major Engine Overhaul, Rebuild, and Critical Repair

◆ Product Specifications
✓ Product Type: Heavy-Duty Engine Camshaft
✓ Condition: 100% New, Factory Direct Quality
✓ Manufacturer Origin: China Precision CNC Manufacturing
✓ OEM Reference: Direct Replacement for Cummins 6D114 Specifications in PC360-7 Application
✓ Key Feature: Precision-ground to meet the specific power and torque requirements of the PC360-7 excavator's duty cycle

◆ Manufacturing Advantages
✓ Integrated Komatsu/Cummins Expertise: Specialized knowledge of the Cummins 6D114 engine as integrated into the Komatsu PC360-7 excavator platform.
✓ Precision Grinding Technology: Utilizes advanced CNC cam grinding equipment to replicate exact OEM lobe profiles for optimal valve timing, power output, and fuel efficiency.
✓ Material & Heat Treatment: Manufactured from high-grade alloy steel with precise induction hardening on lobes and journals for exceptional wear resistance in high-hour, high-shock excavator applications.
✓ Rigorous Quality Control: 100% inspection of critical dimensions ensures perfect fitment, correct timing, and smooth engine operation.
✓ Excavator Application Validation: Products are validated against the operational profiles of the Komatsu PC360-7.

◆ Quality Assurance Process
✓ Material certification from accredited suppliers of camshaft-grade steel.
✓ Full-profile inspection using optical comparators and CMM against Cummins/Komatsu master specifications.
✓ Hardness testing to verify proper heat treatment depth on all lobes and bearing journals.
✓ Surface finish and micro-geometry analysis for optimal lubrication.
✓ Straightness and run-out verification to prevent engine vibration.

◆ Supply Chain Management
✓ Production Capacity: Dedicated precision line for integrated OEM components.
✓ Lead Time: 45-55 days for precision grinding and hardening processes.
✓ Minimum Order: Competitive MOQ for construction machinery distributors and Komatsu dealer networks.
✓ Packaging: Custom protective packaging to prevent damage to precision-ground surfaces.
✓ Logistics: Secure global shipping to construction equipment hubs and dealer regions.

◆ Technical Support Services
✓ Detailed application guide for Komatsu PC360-7 excavator compatibility.
✓ Installation guidelines including timing procedure and bearing clearance specifications for the 6D114 engine.

◆ Market Applications
✓ Komatsu Excavator Service Centers: Essential for overhauling engines in the high-population PC360-7 model.
✓ Heavy Equipment Fleet Maintenance: Critical component for contractors and mining operations using this excavator series.
✓ Global Komatsu/Cummins Parts Distributors: Key inventory item for the integrated engine parts market.