Yanmar original excavator diesel engine 3TNV74 3TNV76 3TNV80 3TNV82 4TNV88 4TNV94 4TNV98 China manufacturer supplier

◆ Product Overview
Complete range of original specification Yanmar diesel engines for excavator applications, covering 3-cylinder (3TNV74, 3TNV76, 3TNV80, 3TNV82) and 4-cylinder (4TNV88, 4TNV94, 4TNV98) models. Manufactured in our China facility to exact Yanmar OEM standards, these engines deliver reliable power, superior fuel efficiency, and perfect compatibility for excavator repowering and replacement.

◆ Manufacturer Profile
✓ Type: China Authorized Yanmar Engine Manufacturer
✓ Certifications: ISO 9001:2015, Yanmar Quality Assurance Certified
✓ Specialization: Yanmar Excavator & Construction Machinery Engines
✓ Supply Model: Factory Direct to Global OEM & Aftermarket
✓ Experience: 22+ Years Yanmar-Spec Engine Production

◆ Engine Series & Technical Specifications
✓ 3-Cylinder Series:

• 3TNV74 / 3TNV76 (Compact Power)

• 3TNV80 / 3TNV82 (Enhanced Performance)
  ✓ 4-Cylinder Series:

• 4TNV88 (Mid-Range Power)

• 4TNV94 / 4TNV98 (High-Performance Models)
  ✓ Configuration: 3 & 4 Cylinder, Liquid-Cooled, Direct Injection
  ✓ Primary Application: Mini to Medium Excavators
  ✓ Manufacturing Standard: Yanmar Original Equipment Specifications

◆ Complete Engine Features
✓ Engine Block: High-Strength Yanmar-Spec Cast Iron
✓ Cylinder Head: Optimized Combustion Chamber Design
✓ Fuel System: Precision Yanmar Mechanical/Electronic Injection
✓ Cooling System: High-Efficiency Liquid Cooling
✓ Lubrication: Heavy-Duty Forced Lubrication System
✓ Mounting System: Universal Excavator Installation Configuration

◆ Product Specifications
✓ Product Type: Original Specification Diesel Engine
✓ Condition: 100% New, Factory Fresh Assembly
✓ Origin: China Yanmar-Qualified Manufacturing Facility
✓ Warranty: Comprehensive Manufacturer Warranty
✓ Compliance: Meets Yanmar Original Performance & Emission Standards

◆ Manufacturing Advantages
✓ Dedicated Production Lines for 3TNV & 4TNV Series
✓ Precision CNC Machining to Yanmar Engineering Tolerances
✓ Advanced Fuel System Calibration & Optimization
✓ Full-Load Dynamometer Testing & Performance Validation
✓ Complete Digital Quality Management System

◆ Quality Assurance Process
✓ Yanmar-Approved Raw Material Certification
✓ 100% Dimensional Verification Against OEM Blueprints
✓ Comprehensive Hydraulic, Pressure & Leakage Testing
✓ 96-Hour Continuous Run-In Under Simulated Excavator Load Cycles
✓ Final Certification with Complete Performance Data Package

◆ Technical Performance Data
✓ Displacement Range: 1.6L - 3.3L (Model Dependent)
✓ Aspiration: Natural & Turbocharged Options Available
✓ Power Output: 30-110 HP (Optimized for Excavator Applications)
✓ Emission Compliance: Tier 3 / Stage IIIA & Higher Standards
✓ Control System: Mechanical / Electronic (Model Specific)

◆ Application & Compatibility
✓ Primary Fit: Mini, Compact & Medium Excavators
✓ Mounting: Pre-configured for Standard Excavator Installation
✓ Interface: Compatible with OEM Hydraulic & Electrical Systems
✓ Performance: Pre-calibrated for Excavator Duty Cycles & Torque Requirements

◆ Supply Chain Management
✓ Production Capacity: High-Volume Batch Production
✓ Lead Time: 45-65 Days (Model Dependent)
✓ Minimum Order: 1 Complete Engine Unit
✓ Packaging: Weatherproof Heavy-Duty Export Crating
✓ Logistics: Global Shipping with Complete Customs Documentation

◆ Installation & Technical Support
✓ Model-Specific Installation Manuals & Technical Drawings
✓ Complete Electrical & Hydraulic Interface Documentation
✓ Performance Data Sheets & Torque Specifications
✓ Pre-Shipment Configuration Verification
✓ Technical Support Hotline for Installation Assistance

◆ Market Applications
✓ Excavator OEM Production & Assembly Lines
✓ Construction Equipment Dealer Replacement Programs
✓ Mining & Earthmoving Machinery Service Centers
✓ Equipment Rental & Fleet Management Companies
✓ Global Construction Machinery Distribution Networks

◆ After-Sales Service
✓ Complete Technical Documentation in Multiple Languages
✓ Dedicated Technical Support Team (Online/Telephone)
✓ Warranty Registration & Global Service Network Access
✓ Genuine Parts Supply Chain for Ongoing Maintenance
✓ Field Service Coordination & Engineering Support