Premium Yanmar 4TNE98 Piston and Ring Kit Supplier

Your reliable source for Genuine Quality 139903-22081 & 129903-22050 Components

Cylinder Liner Customization & Direct Factory Export

As a leading source factory, Honour Time Machinery Limited specializes in the custom development and manufacturing of diverse diesel engine cylinder liners. We offer manufacturer direct sales for efficient foreign trade export, ensuring superior quality and competitive pricing for all your heavy equipment engine components.

We supply precision liners for major applications, including:
Caterpillar 320D Liner Kit Komatsu PC200-8 Liner Kit Kubota KX080-3 Liner Kit

Precision Engineering for Yanmar 4TNE98 & 4D98E Engines

We proudly supply high-specification piston and piston ring components critical for the maintenance and overhaul of the reliable Yanmar 4TNE98 and 4D98E diesel engine models. Our components guarantee peak performance and extended service life for your agricultural and construction machinery. As a comprehensive diesel engine parts supplier, we focus on delivering genuine kubota 4TNE98 parts and related heavy-duty diesel parts stock.

Commercial Product Details

Your Global Partner: Honour Time Machinery Limited

Honour Time Machinery Limited is a globally recognized supplier of high-quality engine assembly and spare parts for major construction and industrial machinery. We specialize in components for industry-leading brands, including cummins, komatsu, Caterpillar, isuzu, kubota, yanmar, and weichai.

Our core product offering covers essential engine components, such as the cylinder liner, piston, piston ring, main bearing, con rod bearing, thrust washer, and comprehensive overhaul kits. Beyond the engine block, we provide diesel pump, injector, crankshaft, turbocharger, water pump, and oil pump, along with the cylinder block, cylinder head, and connecting rod.

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Essential Construction Machinery Parts Glossary

• Turbocharger: Increases engine power by forcing extra air into the combustion chamber.
  Application Keyword: Caterpillar D5K2 LGP Turbocharger

• Water Pump: Circulates coolant between the engine block and radiator.
  Application Keyword: Kubota V3307 Water Pump

• Cylinder Head: Seals the top of the cylinder block, containing the valves and spark/glow plugs.
  Application Keyword: Cummins QSB6.7 Cylinder Head

• Connecting Rod: Connects the piston to the crankshaft, transmitting force.
  Application Keyword: Komatsu PC300-7 Connecting Rod

• Fuel Injector: Atomizes and sprays fuel into the combustion chamber or intake manifold.
  Application Keyword: Isuzu 6HK1 Fuel Injector

• Main Bearing: Supports the crankshaft within the cylinder block.
  Application Keyword: Weichai WP10 Main Bearing

• Thrust Washer: Located on the crankshaft, controls the crankshaft's end play (axial movement).
  Application Keyword: Yanmar 4TNV94 Thrust Washer

• Oil Pump: Forces oil under pressure to the engine's moving parts for lubrication.
  Application Keyword: Komatsu WA380-6 Oil Pump

• Gasket (Overhaul Kit): Seals two or more components (e.g., cylinder head to block) to prevent leaks.
  Application Keyword: Cummins ISX15 Overhaul Kit Gasket

• Cylinder Block: The main structural casting of the engine, housing the cylinders.
  Application Keyword: Caterpillar C7 Cylinder Block

Troubleshooting: Isuzu Engine Overheating

Failure Case: Isuzu NPR 4BD1 Engine Overheating

A common failure in the Isuzu NPR 4BD1 engine is persistent overheating, often after a recent service.

Processing Solution: The issue is frequently traced to inadequate bleeding of the cooling system following a water pump replacement or coolant flush. Air pockets trapped in the cylinder head prevent proper coolant circulation, leading to localized hotspots and high gauge readings. The solution is to repeatedly cycle the engine, running it with the radiator cap off (or the highest bleed point open) until no more bubbles escape, ensuring the entire system is completely filled with coolant. Always verify the thermostat and fan clutch function after bleeding.

Global Sales and Support

WhatsApp: +8613532379052

Email: [email protected]