Caterpillar connecting rod 3310290 331-0290 CA3310290 China manufacturer supplier Caterpillar C6.6 C7.1 engine parts excavator 320 323D2 components

◆ Product Overview
A precision-forged, heavy-duty connecting rod engineered for the modern Caterpillar C6.6 and C7.1 ACERT diesel engines. This critical component from a certified China manufacturer serves as a direct replacement for OEM part numbers 331-0290, CA3310290, and 3310290. Designed specifically for the demanding cycles of construction equipment, it provides reliable performance for engine overhauls and rebuilds in Caterpillar excavator models 320, 320D, 323D2, 326, and other compatible machinery.

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

◆ Part Number & Application
✓ OEM Part Numbers: 331-0290 / CA3310290 / 3310290
✓ Engine Models: Caterpillar C6.6, C7.1 ACERT Diesel Engines
✓ Host Equipment: Caterpillar Excavator Models 320, 320D, 323D2, 326
✓ Application: Major Engine Overhaul, Rebuild, and Critical Repair

◆ Product Specifications
✓ Product Type: Heavy-Duty Forged Connecting Rod Assembly
✓ Condition: 100% New, Factory Direct Quality
✓ Manufacturer Origin: China Precision Heavy Industry Manufacturing
✓ OEM Reference: Direct Replacement for Caterpillar 331-0290 Specifications
✓ Key Feature: Engineered for the high-pressure, electronically controlled fuel systems of C6.6/C7.1 engines

◆ Manufacturing Advantages
✓ C-Series ACERT Expertise: Specialized focus on Caterpillar's modern C6.6 and C7.1 engine platform for excavators.
✓ Advanced Forging Technology: Utilizes premium forging processes for optimal grain flow and strength under high cylinder pressures.
✓ Material Excellence: High-grade alloy steel with specialized heat treatment for durability in high-stress, high-cyclic applications.
✓ Precision Machining: State-of-the-art CNC machining ensures perfect fitment and balance for smooth, efficient operation.
✓ Electronic Engine Compatibility: Design and validation account for the operational profiles of electronically managed ACERT engines.

◆ Quality Assurance Process
✓ Certified material sourcing from mills specializing in high-performance engine forgings.
✓ Full-dimensional inspection using Coordinate Measuring Machines (CMM) against OEM master specifications.
✓ Precise weight matching and balancing critical for smooth operation in modern high-speed diesel engines.
✓ Advanced surface treatments including shot peening for enhanced fatigue life.
✓ Rigorous testing under conditions simulating excavator load and vibration profiles.

◆ Supply Chain Management
✓ Production Capacity: Dedicated high-volume line for modern excavator engine components.
✓ Lead Time: 40-50 days for premium forged components.
✓ Minimum Order: Competitive MOQ for construction machinery distributors and large dealers.
✓ Packaging: Heavy-duty, climate-controlled packaging for international shipping.
✓ Logistics: Specialized logistics for delivery to construction hubs and Caterpillar dealer networks.

◆ Technical Support Services
✓ Detailed application guides for 320, 323D2, and compatible excavator series.
✓ Comprehensive installation guidelines and torque specifications for C6.6/C7.1 engines.
✓ Engineering support for equipment dealers and certified rebuild facilities.

◆ Market Applications
✓ Excavator Dealerships & Service Centers: Essential for maintaining Caterpillar 300 series excavator fleets.
✓ Heavy Construction & Infrastructure: Critical component for contractors operating 320/323D2 excavators.
✓ Global CAT Aftermarket Distributors: High-value inventory for the modern Caterpillar excavator parts market.