Volvo connecting rod 20768518 20551431 China manufacturer supplier Volvo D4D D6D diesel engine parts

◆ Product Overview
A precision-engineered connecting rod designed for the advanced Volvo Penta D4D and D6D series of marine and industrial diesel engines. This critical component from a certified China manufacturer serves as a direct replacement for OEM part numbers 20768518 and 20551431. Engineered to meet stringent marine-grade standards, it provides reliable, OEM-equivalent performance for engine overhauls, rebuilds, and major repairs in demanding marine propulsion and industrial power applications.

◆ Manufacturer Information
✓ Manufacturer Type: China Marine & Industrial Engine Parts Specialist
✓ Certification: ISO 9001:2015, IATF 16949, Marine Standards Compliant
✓ Specialization: Volvo Penta D-Series Engine Components
✓ Supply Model: Factory Direct to Global Marine, Industrial & Power Generation Markets

◆ Part Number & Application
✓ OEM Part Numbers: 20768518, 20551431
✓ Engine Models: Volvo Penta D4D, D6D Diesel Engines
✓ Application: Engine Overhaul, Rebuild, and Major Repair
✓ Primary Use: Marine Propulsion (Pleasure Craft, Workboats), Auxiliary Generators, Industrial Power Units

◆ Product Specifications
✓ Product Type: Marine-Grade Connecting Rod Assembly
✓ Condition: 100% New, Factory Direct Quality
✓ Manufacturer Origin: China Precision Marine Manufacturing
✓ OEM Reference: Direct Replacement for Volvo Penta 20768518 / 20551431 Specifications
✓ Key Feature: Corrosion-resistant design and materials suited for harsh marine environments

◆ Manufacturing Advantages
✓ Volvo D-Series Expertise: Specialized production for Volvo Penta's modern, high-performance D4D/D6D platform.
✓ Marine-Grade Materials: Utilizes high-strength alloys and coatings specifically chosen for saltwater corrosion resistance.
✓ Precision Balancing: Advanced CNC machining and balancing ensure smooth operation critical for marine engine longevity and reduced vibration.
✓ Stringent Quality Protocols: Manufacturing processes adhere to higher standards required for reliability in marine applications where failure is not an option.
✓ Aftermarket Integration: Produced to seamlessly fit into the global network of Volvo Penta service centers and marine engine rebuilders.

◆ Quality Assurance Process
✓ Material certification from suppliers specializing in marine-grade steels.
✓ Full-dimensional inspection using CMM against Volvo Penta master specifications.
✓ Precise weight matching and balancing to the exacting tolerances of high-speed marine diesels.
✓ Enhanced anti-corrosion surface treatments and platings.
✓ Performance validation under simulated marine load profiles, including thermal cycling.

◆ Supply Chain Management
✓ Production Capacity: Dedicated line for premium marine engine components.
✓ Lead Time: 40-50 days for marine-grade component production and validation.
✓ Minimum Order: Competitive MOQ for marine parts distributors and large boatyards.
✓ Packaging: VCI (Vapor Corrosion Inhibitor) packaging for long-term storage and overseas shipping.
✓ Logistics: Established logistics partners specializing in delivery to major ports and marine industry hubs worldwide.

◆ Technical Support Services
✓ Detailed application guide for D4D and D6D engine models and their variations.
✓ Installation guidelines including specific torque sequences for marine engine assembly.

◆ Market Applications
✓ Marine Engine Service Yards: Essential component for repowering and overhauling engines in yachts, fishing vessels, and commercial workboats.
✓ Industrial Power Plants: Critical part for Volvo-powered generator sets in hospitals, data centers, and remote installations.
✓ Global Marine Parts Distributors: High-value inventory for the Volvo Penta aftermarket network.