Eccentric Shaft 119717-14580 119717-14581 for Yanmar 3TNV76 Engine Excavator Parts

Product Details

Product Overview

This high-quality eccentric shaft, identified by part numbers 119717-14580 and 119717-14581, is a precision-engineered component designed for the Yanmar 3TNV76 diesel engine. As a critical part of the engine’s valve timing mechanism, this eccentric shaft ensures synchronized operation of the fuel injection pump and valve train, directly impacting engine performance and reliability.

Manufactured to original equipment manufacturer (OEM) specifications, this component is commonly used in a variety of heavy equipment applications, including excavators, forklifts, bulldozers, and loaders. It provides a direct, reliable replacement for worn or damaged shafts, helping to restore engine timing accuracy and prevent costly downtime in industrial and construction machinery.

Key Features & Benefits

• Precision OEM Fitment: Manufactured to exact OEM specifications (119717-14580 / 119717-14581), ensuring a direct, hassle-free replacement for Yanmar 3TNV76 engines without the need for modifications.
• Durable Construction: Built from high-grade alloy steel with precise heat treatment, offering superior wear resistance and long service life under heavy-duty operating conditions.
• Enhanced Engine Timing Accuracy: Precision-ground cam lobes and bearing surfaces ensure accurate fuel injection and valve timing, optimizing engine power output and fuel efficiency.
• Rigorous Quality Control: Each shaft undergoes strict dimensional inspection and surface hardness testing to guarantee consistent performance and reliability.
• Cost-Effective Solution: Provides a factory-quality replacement at a competitive price point, reducing maintenance costs for fleet operators and equipment owners.
• Wide Application Compatibility: Suitable for various equipment types including excavators, forklifts, bulldozers, loaders, trucks, and buses powered by the Yanmar 3TNV76 diesel engine.

Technical Specifications

OEM Cross-Reference

This eccentric shaft is a direct replacement for the following genuine Yanmar part numbers:

• 119717-14580 (Primary OEM Number)
• 119717-14581 (Alternative OEM Number)

These numbers are interchangeable and refer to the same component specification. Always verify your engine’s serial number and existing part number to ensure correct fitment.

Compatibility

This eccentric shaft is specifically designed for the Yanmar 3TNV76 diesel engine. It is commonly used in the following equipment applications:

• Excavators
• Forklifts
• Bulldozers
• Loaders
• Trucks
• Buses
• Other industrial machinery powered by the Yanmar 3TNV76 engine

Note: Compatibility is based on the engine model. Always confirm your specific engine configuration and part number before purchasing.

Global Supply & Distribution

We offer worldwide shipping with fast, reliable delivery to major industrial centers and ports across North America, Europe, Asia-Pacific, the Middle East, South America, and Africa. Our extensive logistics network ensures that your order reaches you quickly, minimizing equipment downtime.

With years of export experience and full compliance with international trade regulations, we are a trusted supplier to maintenance, repair, and operations (MRO) distributors, equipment dealers, and fleet operators globally. We can ship via air freight, sea freight, or express courier based on your urgency and budget.

Quality Assurance

Every eccentric shaft is manufactured under strict quality control procedures in ISO-certified facilities. Each unit undergoes dimensional verification, surface hardness testing, and visual inspection before packaging. We provide a 6-month warranty against manufacturing defects, ensuring your peace of mind. Video inspection and machinery test reports are available upon request to verify product quality before shipment.

FAQ

Q1: How do I confirm this eccentric shaft fits my Yanmar 3TNV76 engine?
A: Please verify the part number on your existing shaft. It should match either 119717-14580 or 119717-14581. You can also check your engine’s serial number plate. If in doubt, contact us with your engine model and serial number, and we will confirm compatibility.

Q2: What are the signs of a worn eccentric shaft?
A: Common symptoms include irregular engine timing, hard starting, reduced power output, increased fuel consumption, and unusual knocking sounds from the engine. If you notice these issues, inspect the eccentric shaft and replace it if wear is evident.

Q3: Is professional installation required for this part?
A: Yes, replacing the eccentric shaft involves disassembling the engine’s timing cover, fuel injection pump, and valve train components. We strongly recommend installation by a qualified diesel mechanic to ensure correct timing alignment and prevent engine damage. Always refer to the Yanmar service manual for your specific engine model.