Komatsu camshaft 6217411220 6217-41-1220 China manufacturer supplier Komatsu 6D155 engine parts 6127-41-1103 components

◆ Product Overview
A high-precision, heavy-duty camshaft engineered for the Komatsu 6D155 series of large industrial diesel engines. This critical component from a certified China manufacturer serves as a direct replacement for OEM part numbers 6217-41-1220 (6217411220) and is a key component for engines also using 6127-41-1103. Designed to restore exact valve timing and engine performance, it provides an OEM-equivalent solution for major overhauls and rebuilds in large excavators, heavy-duty loaders, and other high-power construction and mining equipment.

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

◆ Part Number & Application
✓ OEM Part Numbers: 6217-41-1220 / 6217411220
✓ Related Part: 6127-41-1103
✓ Engine Model: Komatsu 6D155 Diesel Engine
✓ Application: Complete Engine Overhaul & Major Rebuild
✓ Primary Use: Large Hydraulic Excavators, Mining Shovels, Heavy Wheel Loaders, Large Generator Sets

◆ 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 6217-41-1220 Specifications
✓ Key Feature: Precision-ground to restore the specific power and torque characteristics of the high-displacement 6D155 engine

◆ Manufacturing Advantages
✓ 6D155 Engine Expertise: Specialized knowledge of the Komatsu 6D155 engine's cam profile, critical for the high torque output required in mining and heavy excavation.
✓ Precision Grinding Technology: Utilizes advanced CNC cam grinding equipment to replicate exact OEM lobe profiles for optimal valve event timing and engine efficiency.
✓ Material & Heat Treatment Excellence: Manufactured from high-grade alloy steel with precise induction hardening on lobes and journals for maximum wear resistance under extreme cylinder pressures.
✓ Rigorous Dimensional Control: 100% inspection of all critical dimensions ensures perfect fitment, correct timing, and smooth operation in the engine.
✓ Mining-Duty Validation: Design and validation processes account for the 24/7 high-load operation typical in mining applications.

◆ Quality Assurance Process
✓ Material certification from accredited suppliers of premium camshaft-grade steel.
✓ Full-profile inspection using optical comparators and CMM against OEM master specifications.
✓ Hardness depth and value testing on all lobes and bearing journals.
✓ Surface finish and micro-geometry analysis for optimal lubrication film integrity.
✓ Comprehensive straightness and run-out verification to prevent engine vibration.

◆ Supply Chain Management
✓ Production Capacity: Dedicated precision line for large mining equipment engine components.
✓ Lead Time: 50-60 days for precision grinding, hardening, and quality validation.
✓ Minimum Order: Competitive MOQ for mining and heavy construction machinery distributors.
✓ Packaging: Custom heavy-duty protective packaging with superior corrosion inhibition for international shipping and storage.
✓ Logistics: Specialized global freight capable of delivering to remote mining sites and major industrial ports.

◆ Technical Support Services
✓ Detailed application guide for the 6D155 engine series.
✓ Installation guidelines including timing procedure and bearing clearance specifications.

◆ Market Applications
✓ Mining Equipment Service: Essential for overhauling engines in large Komatsu excavators and mining shovels.
✓ Heavy Construction Fleets: Critical component for engine rebuilds in large wheel loaders and dozers.
✓ Power Generation for Heavy Industry: Key part for industrial generator set overhauls.