Honour Time: Premium Aftermarket Yanmar 4TNV94 Engine Rebuild Parts Supply

Your Trusted Global Source for Yanmar 4TNV94 Piston 129906-22080 Components.

FACTORY DIRECT: Custom Engine Liner Development

As a source manufacturer and export specialistHonour Time Machinery Limited offers full support for custom development of engine cylinder liners. We provide manufacturer direct pricing and engineering solutions for specific engine requirements globally. Whether you need liners for a Komatsu PC200-8 LinerCaterpillar 330D Liner, or Cummins QSB6.7 Liner, our quality is unmatched.

Introducing Honour Time Machinery Limited: Diesel Engine Excellence

Honour Time Machinery Limited is your global partner in heavy equipment engine parts supply, specializing in robust and reliable aftermarket solutions for major brands. Our core focus includes providing top-tier components for CumminsKomatsuCaterpillarIsuzuKubotaYanmar, and Weichai engine models. We are currently highlighting premium rebuild components for the Yanmar 4TNV94 engine. If you are searching for an Aftermarket Yanmar 4TNV94 piston or a comprehensive Kubota diesel engine rebuild kits, you have found the definitive source.

Yanmar 4TNV94 Core Component Listing

We supply precision-engineered parts designed to meet or exceed OEM specifications. The following table details the core components available for immediate Heavy equipment engine components export, ensuring smooth engine overhauls for the Yanmar 4TNV94. Note the importance of referencing both the part number and its non-hyphenated counterpart for seamless inventory management.

ComponentPart Number (Standard)Part Number (No Hyphen)
Engine Model4TNV944TNV94
Piston No.129906-2208012990622080

Detailed Specifications for Piston 129906-22080 and Associated Parts

Understanding the precise dimensions is critical for successful engine repairs. Below are the key specifications for the 129906-22080 Piston, its corresponding liner, and the ring set, crucial for sourcing Precision machining engine internals.

Piston No: 129906-22080Liner No:Ring Set No:
Bore Diameter: 94 mmInside Bore: 94 mmRIK No: YN94-RST-1
No. of Cyl: 4Total Length: 155 mmTP No: YN94-RST-2
Total Length: 88 mmTop Outside: 100 mmNPR No: YN94-RST-3
Comp Height: 50.5 mmFlange Depth: 8 mmTop Ring: 2.5K mm
Chamber Dia: 49 mmSurface Treatment: Phosphated2nd Ring: 2.0 mm
Ring Groove: 2.5K/2.0/4.0 mmFF/SF: FFOil Ring: 4.0 mm
Pin Size: 30 x 74 mm
Bushing No: 129906-22081

Global Supply Chain & Comprehensive Engine Component Inventory

Honour Time Machinery Limited stands as a leader in providing complete engine solutions, including Cylinder LinerPistonPiston RingCrankshaft BearingConnecting Rod BearingThrust Washer, and full Overhaul Gasket Kit. Beyond the Yanmar 4TNV94, our extensive inventory supports complex engine rebuilds for models like the Caterpillar C7 engine cylinder head replacement and provides Genuine Komatsu excavator engine parts. We are a reliable source for Wholesale diesel engine spare parts, offering Isuzu 4HK1 fuel injector suppliers solutions and supporting Weichai engine overhaul gasket set needs. Our commitment to quality extends to Cummins ISX crankshaft bearing dimensions and detailed knowledge of Engine block casting procedure. Whether you require a Fuel PumpInjectorCrankshaftTurbochargerWater PumpOil PumpCylinder BlockCylinder Head, or Connecting Rod, we deliver. We specialize in Direct factory piston ring sourcing and stocking High-performance turbocharger solutions. Consult us for Diesel engine water pump failure symptoms, and get the accurate Yanmar 4TNV94 ring set dimensions you need. We can also assist with finding the best Kubota V2203 overhaul kit price and understanding the intricate Caterpillar 3306 oil pump function. We monitor Connecting rod bearing replacement guide trends and ensure all Engine valve train components durability is certified. Finally, we provide expert analysis on Engine main bearing wear analysis to help you manage your fleet maintenance effectively.

Key Engine Component Glossary for Construction Machinery

To support your procurement decisions, here are definitions and application examples for ten essential engine accessories.

  • Cylinder Liner: A thin-walled cylinder installed in the Engine Block to form the cylinder bore. Komatsu PC200-8 Cylinder Liner.

  • Piston Ring: Installed in the Piston Groove to seal combustion gases and control oil consumption. Caterpillar 320D Piston Ring.

  • Connecting Rod Bearing: Split bearing fitted into the Connecting Rod cap to allow the rod to spin freely on the crankshaft journal. Cummins 6BT Connecting Rod Bearing.

  • Crankshaft: Converts the reciprocating motion of the pistons into rotational motion, installed in the Engine Block/Main BearingsKubota V3307 Crankshaft.

  • Turbocharger: A forced induction device that increases an engine's power by forcing extra air into the combustion chamber, installed on the Exhaust ManifoldIsuzu 6BG1 Turbocharger.

  • Gasket Kit (Overhaul): A complete set of seals and gaskets used to fully reseal the engine during a major repair, installed between Engine Components (Head/Block)Yanmar 4TNV98 Overhaul Gasket Kit.

  • Water Pump: Circulates coolant through the engine to prevent overheating, installed on the Engine Front/Timing CoverWeichai WP10 Water Pump.

  • Fuel Injector: Atomizes and sprays fuel into the combustion chamber or intake manifold, installed in the Cylinder HeadKomatsu PC400-7 Fuel Injector.

  • Oil Pump: Circulates lubricating oil under pressure to the moving parts of the engine, installed in the Oil Sump/Engine BlockCaterpillar 3406 Oil Pump.

  • Thrust Washer: Controls the fore-and-aft movement (end play) of the crankshaft, installed on the Crankshaft/Main Bearing CapCummins QSB6.7 Thrust Washer.

Troubleshooting: Heavy Equipment Engine Failure Analysis

Case Study: Caterpillar 330D C9 Overheating and Coolant Loss

Caterpillar 330D Excavator running a C9 Engine reported severe overheating, rapid coolant consumption, and excessive white smoke visible from the exhaust pipe. This combination of symptoms points strongly to a critical internal failure.

Diagnosis: Blown Cylinder Head Gasket

The white smoke is typically steam, indicating coolant is entering the combustion chamber. The coolant loss and overheating result from combustion gases escaping and pressurized coolant being consumed or expelled.

Solution and Repair Plan

  • Immediate engine shutdown to prevent catastrophic damage.

  • Replace the Cylinder Head Gasket using a high-quality replacement from Honour Time.

  • The Cylinder Head must be inspected and tested for warping, cracks, or surface defects; resurfacing or replacement may be necessary.

  • Check the engine block deck for flatness before reassembly. This ensures a proper seal with the new gasket.

Partner with Honour Time for Quality and Reliability

Our commitment is to provide the highest quality parts for your fleet, whether you need a Caterpillar 3306 oil pump function replacement or complete Weichai engine overhaul gasket set. Trust the global export specialists for all your Cummins, Komatsu, Caterpillar, Isuzu, Kubota, Yanmar, and Weichai component needs.

Contact us today for a factory quote!

 WhatsApp: +8613532379052

 Email: [email protected]

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