Komatsu camshaft 6137411120 613741-1120 6137-41-1120 China manufacturer supplier Komatsu 6D105 engine parts PC200-3 excavator components

◆ Product Overview
A high-precision, heavy-duty camshaft engineered for the Komatsu 6D105 series diesel engine. This critical component from a certified China manufacturer serves as a direct replacement for OEM part numbers 613741-1120, 6137411120, and 6137-41-1120. Specifically designed for the demanding cycles of mid-sized hydraulic excavators, it restores precise valve timing and engine performance for overhauls and rebuilds in the iconic Komatsu PC200-3 excavator, ensuring reliable power and durability in construction and earthmoving applications.

◆ Manufacturer Information
✓ Manufacturer Type: China Construction Machinery Engine Parts Specialist
✓ Certification: ISO 9001:2015, IATF 16949 Certified
✓ Specialization: Komatsu 6D Series Engine Components
✓ Supply Model: Factory Direct to Global Construction Equipment Markets

◆ Part Number & Application
✓ OEM Part Numbers: 613741-1120 / 6137411120 / 6137-41-1120
✓ Engine Model: Komatsu 6D105 Diesel Engine
✓ Host Equipment: Komatsu Excavator Model PC200-3
✓ 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 Komatsu 6D105 Specifications
✓ Key Feature: Precision-ground to meet the specific torque and power delivery profile of the PC200-3 excavator's 6D105 engine

◆ Manufacturing Advantages
✓ PC200-3/6D105 Platform Expertise: Specialized focus on the Komatsu 6D105 engine that powered the widely used PC200-3 excavator model.
✓ Advanced Cam Grinding Technology: Utilizes state-of-the-art CNC grinding to replicate exact OEM lobe profiles for optimal valve lift, duration, and engine efficiency under load.
✓ Material & Heat Treatment: Manufactured from high-grade alloy steel with precise induction hardening on lobes and journals for exceptional wear resistance in high-hour applications.
✓ Rigorous Quality Control: 100% inspection of critical dimensions, including lobe profiles, journal diameters, and camshaft straightness, ensures perfect engine timing and fitment.
✓ Excavator Application Validation: Products are validated against the operational duty cycles of the PC200-3 excavator.

◆ Quality Assurance Process
✓ Material certification from suppliers of premium camshaft-grade steel.
✓ Full-profile inspection using optical comparators and CMM against Komatsu master specifications.
✓ Hardness testing to verify proper heat treatment depth and value on all lobes and bearing journals.
✓ Surface finish and micro-geometry analysis for optimal oil film retention under dynamic conditions.
✓ Comprehensive straightness and run-out verification to prevent engine vibration.

◆ Supply Chain Management
✓ Production Capacity: Dedicated precision line for construction equipment engine components.
✓ Lead Time: 45-55 days for precision grinding and hardening processes.
✓ Minimum Order: Competitive MOQ for construction machinery distributors and excavator specialist workshops.
✓ Packaging: Custom protective packaging with VCI (Vapor Corrosion Inhibitor) to safeguard precision surfaces during international shipping.
✓ Logistics: Secure global shipping to construction equipment hubs and dealer networks.

◆ Technical Support Services
✓ Detailed application guide for PC200-3 excavator compatibility.
✓ Installation guidelines including timing procedure and bearing clearance specifications.

◆ Market Applications
✓ Excavator Specialist Workshops: Essential for overhauling engines in the legacy and still-active Komatsu PC200-3 fleet.
✓ Construction & Demolition Contractors: Critical spare part for maintaining older, reliable machines in operation.
✓ Global Komatsu Parts Distributors: Key inventory item for the classic Komatsu excavator aftermarket.