Yanmar 4TNE88 Cylinder Liner 129907-23080 129005-22500 Diesel Engine Parts

Product Details

Product Overview

This high-quality Yanmar 4TNE88 Cylinder Liner (Part Numbers: 129907-23080, 129005-22500) is a critical replacement component designed for Yanmar’s 4TNE series diesel engines. Manufactured to meet or exceed OEM specifications, this cylinder liner ensures optimal combustion chamber sealing, reduced oil consumption, and extended engine life. We are a global supplier, serving major markets including North America, Europe, Asia-Pacific, the Middle East, and South America, with fast and reliable shipping to industrial hubs worldwide.

Key Features & Benefits

• Superior Durability: Constructed from high-grade cast iron with precise hardening for exceptional wear resistance against piston ring friction.
• Leak-Proof Seal: Precision-honed internal surface ensures a perfect seal with the piston rings, maximizing compression and power output.
• Enhanced Heat Dissipation: Optimized wall thickness promotes efficient heat transfer, preventing hot spots and reducing the risk of engine overheating.
• Corrosion Resistance: Special surface treatment protects against pitting and corrosion from coolant and combustion byproducts.
• Direct OEM Replacement: Designed to be a drop-in fit, matching the exact dimensions and material specs of the original Yanmar part, eliminating the need for modifications.

Technical Specifications

OEM Cross-Reference

This cylinder liner is a direct replacement for the following genuine Yanmar part numbers:

• Yanmar: 129907-23080, 129005-22500

Note: This part is an aftermarket replacement. While it matches OEM specifications, it is not manufactured by Yanmar.

Compatibility

• Engine Models: Yanmar 4TNE88, 4TNE88-B, 4TNE88-S, 4TNE88-C
• Common Applications:
  • Industrial Generators
  • Agricultural Tractors & Combines
  • Construction Equipment (Mini Excavators, Compactors)
  • Marine Propulsion Engines
  • Forklifts & Material Handling Equipment

Global Supply & Distribution

We are a dedicated global supplier of diesel engine parts, ensuring your operations stay running regardless of your location. Our logistics network enables:

• Worldwide Shipping: Reliable delivery to all continents via sea, air, and express courier (DHL, FedEx, UPS, TNT).
• Major Markets Served: North America (USA, Canada, Mexico), Europe (Germany, UK, Netherlands, France), Asia-Pacific (Japan, China, Australia, Singapore), Middle East (UAE, Saudi Arabia, Qatar), and South America (Brazil, Argentina, Chile).
• Fast Delivery: Stocked in multiple regional warehouses for rapid dispatch to major ports and industrial centers.
• Export Compliance: Full documentation and customs clearance support for hassle-free international trade.

Quality Assurance

• Manufacturing Standards: Produced in an ISO 9001:2015 certified facility, ensuring consistent quality control.
• Testing: Each liner undergoes strict dimensional inspection, hardness testing, and surface finish verification before shipment.
• Warranty: 12-month warranty against manufacturing defects in material and workmanship.
• Certifications: Compliant with international standards for engine components.

FAQ

Q1: Is this cylinder liner a direct replacement for the Yanmar 129907-23080 part? Will it fit without modifications?
A1: Yes, this liner is manufactured to the exact OEM specifications of the Yanmar 129907-23080 and 129005-22500. It is a drop-in replacement for the 4TNE88 engine. No machining or modifications are required for a standard rebuild. We recommend always checking the bore diameter and flange dimensions against your old liner to ensure a perfect match.

Q2: What is the recommended installation procedure for this cylinder liner?
A2: Installation should be performed by a qualified diesel mechanic. The cylinder block bore must be clean and free of debris. Apply a thin layer of anti-seize compound or engine oil to the liner’s outer surface. Using a suitable press tool, install the liner to the correct depth (typically flush with the block deck or slightly proud, as per Yanmar service manual). Always check for proper protrusion after installation to ensure a good head gasket seal.

Q3: How can I ensure the longest service life from this cylinder liner?
A3: Longevity depends on proper maintenance. Always use high-quality engine oil and coolant with the correct corrosion inhibitors. Ensure the piston rings are correctly gapped and installed. After installation, a proper engine break-in procedure is crucial. Avoid overloading the engine during the first 50 hours of operation. Regular oil and filter changes will significantly extend the life of the liner and the entire engine.