4TNV98T Diesel Engine Assembly for Yanmar – Construction, Agriculture & Marine

Product Details

Product Overview

This 4TNV98T Diesel Engine Assembly is a high-performance, direct-replacement unit designed for Yanmar industrial engines. Manufactured by, this complete assembly is engineered to restore peak performance in heavy-duty equipment, offering a reliable alternative to OEM parts. It is commonly used in construction, agriculture, marine, and generator applications, providing a robust solution for engine overhauls and replacements.

As a fully assembled unit, this 4TNV98T engine includes all critical components pre-installed, ensuring a straightforward installation process for qualified technicians. Built to OEM specifications, it delivers the same power output and fuel efficiency as the original Yanmar engine, making it a cost-effective choice for fleet maintenance and equipment repair.

Key Features & Benefits

• Direct OEM Fitment: Designed to meet Yanmar’s original specifications for the 4TNV98T engine, ensuring seamless compatibility without modifications.
• Complete Assembly: Includes all essential components (e.g., cylinder head, oil pan, pistons, timing gears) pre-installed, reducing installation time and labor costs.
• High Durability: Manufactured using premium-grade cast iron and alloy steel components, tested for resistance to thermal stress and mechanical wear.
• Versatile Application: Suitable for a wide range of equipment, including excavators, tractors, generators, marine vessels, and material handling machinery.
• Rigorous Quality Control: Each engine undergoes a full machinery test report and video outgoing inspection to verify performance before shipment.
• Global Logistics: Ships from Guangdong, China, with fast delivery to major ports worldwide, including Rotterdam, Los Angeles, and Singapore.
• Warranty Protection: Backed by a 6-month warranty and online technical support for peace of mind.

Technical Specifications

OEM Cross-Reference

This 4TNV98T diesel engine assembly is a direct replacement for the following Yanmar OEM engine models and part numbers:

• Yanmar 4TNV98T (Complete Engine Assembly)
• Yanmar 4TNE98 (Equivalent series)
• Yanmar 4TNV98 (Non-turbo variant)

Note: This is a non-OEM aftermarket part. Always verify compatibility with your specific equipment model and serial number.

Compatibility

This engine assembly is commonly used for the following Yanmar-powered equipment and applications:

• Construction Machinery: Excavators, mini excavators, and compact track loaders
• Agricultural Equipment: Tractors, harvesters, and irrigation pumps
• Industrial Use: Generators, compressors, and material handling equipment
• Marine Applications: Small to medium-sized vessels and auxiliary engines

Always consult your equipment’s service manual to confirm engine model compatibility before purchase.

Global Supply & Distribution

leverages a robust global logistics network to supply this 4TNV98T engine assembly to international markets, including North America, Europe, Asia-Pacific, the Middle East, and Africa. With our primary warehouse in Guangdong, China, we offer:

• Fast Shipping: Delivery within 5-10 business days to major ports (e.g., Los Angeles, Rotterdam, Jebel Ali).
• Flexible Quantities: Single units for fleet maintenance or bulk orders for OEM/aftermarket distributors.
• Trade Compliance: All shipments comply with international trade regulations and customs documentation.

Quality Assurance

• Manufacturing Standards: Produced in ISO 9001-compliant facilities with strict quality control at every production stage.
• Testing: Each engine assembly undergoes a full machinery test report to verify compression, oil pressure, and coolant flow.
• Inspection: Video outgoing inspection is provided upon request to confirm the engine’s condition before shipping.
• Warranty: 6-month warranty against manufacturing defects, with online technical support available for troubleshooting.

FAQ

Q1: Is this 4TNV98T engine assembly a direct bolt-on replacement for my Yanmar engine?

Yes, this assembly is designed to OEM specifications and is a direct replacement for the Yanmar 4TNV98T engine. It includes all necessary mounting points, gaskets, and seals. However, we recommend verifying the engine model number on your equipment’s data plate to ensure compatibility, as some modifications may exist in different equipment brands (e.g., John Deere, Kubota).

Q2: What installation precautions should I take?

Before installation, inspect the engine for any shipping damage. Ensure all fluid levels (oil, coolant, fuel) are filled to manufacturer specifications. Use a certified mechanic familiar with Yanmar engines to align the flywheel housing and connect all belts, hoses, and wiring harnesses. A proper break-in period (50 hours at varying loads) is recommended to seat piston rings and bearings.

Q3: How do I maintain this engine for long-term reliability?

Follow Yanmar’s standard maintenance schedule for the 4TNV98T: change engine oil and filter every 250 hours, replace fuel filters every 500 hours, and inspect the turbocharger (if equipped) every 1,000 hours. Use high-quality diesel fuel and API CJ-4 or CK-4 engine oil. Store the engine in a clean, dry environment if not in immediate use to prevent corrosion.