Essential Engine Components: High-Quality Oil Cooler Core AR55394 & Komatsu Float Switch 7861-92-4800 Domestic Alternative Solves Overheating Issues for Cummins and Komatsu Equipment

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WhatsApp: +8613532379052 Email: [email protected]

Custom Engine Solutions: Manufacturer Direct Cylinder Liner Development

We are your direct source factory for engine components, specializing in customized development and manufacturing of high-precision cylinder liners for foreign trade export. We ensure supreme quality for critical engine rebuilds.

Caterpillar C7 Cylinder Liner Factory Direct Komatsu 6D108 Cylinder Liner Custom Development Cummins QSB6.7 Cylinder Liner Foreign Trade Export Isuzu 4HK1 Cylinder Liner Manufacturer

Premium Aftermarket Replacement for Oil Cooler Core AR55394 and Komatsu Float Switch 7861-92-4800

As a leading supplier of heavy equipment engine parts, Honour Time Machinery Limited offers robust, high-performance aftermarket alternatives for critical components like the Oil Cooler Core AR55394 (AR55394) and the Komatsu Float Switch 7861-92-4800 (7861924800). Our focus is on providing genuine quality parts that meet the rigorous demands of CumminsKomatsuCaterpillarIsuzuKubotaYanmar, and Weichai engines. We ensure your construction machinery stays operational, minimizing downtime with our reliable engine overhaul kits and specialized spares.

Key Product Specifications

Brand/Machine TypePart NamePart Number (Symbol)Part Number (No Symbol)Plates/FeatureCondition
Generic/Heavy DutyOil Cooler CoreAR55394AR553948 PlatesNew, Replacement
Komatsu ExcavatorFloat Switch7861-92-48007861924800Fluid Level SensorNew, High-Quality Alternative

Product Features & Logistics Details

The Oil Cooler Core AR55394 is an essential component for maintaining optimal oil temperature in your engine. Here are its key features:

  • ✔ Precision Engineered: Designed to meet OEM specifications for reliable heat transfer.

  • ✔ Durable 8-Plate Design: Optimized cooling efficiency for heavy-duty applications.

  • ✔ Wide Application: Use for various excavator or construction machinery requiring the AR55394 part.

  • ✔ Corrosion Resistant: Built with high-grade materials to withstand harsh operating environments.

  • ✔ Cost-Effective Alternative: Provides genuine-like quality without the premium price of OEM parts.

Production and Delivery Specifications

SpecificationDetailSpecificationDetail
Model NO.AR55394 / 7861-92-4800ApplicationExcavator / Construction Machinery
ConditionNewProduct NameOil Cooler Core / Float Switch
CertificationISO / CE EquivalentTransport PackageCarton
TrademarkHonour Time MachineryOriginChina
SpecificationOil Cooler Core 8P / Fluid Level SensorProduction Capacity5000PCS/Year
Payment Terms: T/T, Western Union, MoneyGram
Delivery Methods: Express (DHL, FedEx, EMS, UPS) or by Air/Sea Freight

Understanding Key Engine Components for Construction Equipment

Our inventory includes a full range of components like PistonPiston RingGasket Kit, and Turbocharger. Here are some critical parts explained:

Component NameInstallation LocationExample Keyword (Equipment+Model+Part)
TurbochargerMounted on the Exhaust ManifoldCummins QSB6.7 Turbocharger
Water PumpAttached to the Engine Block FrontKomatsu 6D102 Water Pump
Cylinder LinerSits inside the Cylinder BlockCaterpillar C7 Cylinder Liner
Piston RingFitted into Piston GroovesIsuzu 4HK1 Piston Ring
Float SwitchLocated in the Radiator or Hydraulic TankKomatsu PC200-8 Float Switch
Crankshaft BearingInstalled in Main Bearing Saddles of the BlockYanmar 4TNV98 Crankshaft Bearing
Connecting RodConnects Piston to CrankshaftKubota V2403 Connecting Rod
Injector NozzleFound in the Cylinder HeadWeichai WP10 Injector Nozzle
Flameout SolenoidPart of the Diesel Pump / Fuel SystemCummins B5.9-C Flameout Solenoid
Pressure SwitchConnected to Oil or Air System LinesCaterpillar 3116 Pressure Switch

Maintenance and Troubleshooting Tips

Common Excavator Failure: Engine Overheating on Komatsu PC200-8

A critical fault leading to engine overheating in the Komatsu PC200-8 can be a malfunctioning 7861-92-4800 Float Switch. If this sensor fails, the system may not correctly detect low coolant levels in the radiator/expansion tank, preventing the necessary warning. Solution: Immediately replace the faulty Float Switch and verify the tension of the Fan Cooling Belt, another vital component we supply, to ensure proper airflow.

Essential Engine Care

For engines like the Yanmar 4TNV94L, regular preventive maintenance is key. Always inspect and replace the Overhaul Gasket Kit and seals according to the service manual schedule to prevent costly oil and coolant leakage, which often precedes catastrophic engine failure.

Full Range of Engine Parts and Model Coverage

Honour Time Machinery Limited specializes in the full engine assembly and its crucial spare parts, including Cylinder BlockCylinder HeadCrankshaftConnecting Rod, and the full Liner Kit. We provide replacement parts for the following brands and engine models:

BrandEngine Models We Support
Komatsu3D82, 3D84, 4D105, 6D95, 6D108, 6D110, 4D84, 4D95, 6D102, 6D105, 6D114, 6D170 (Komatsu 6D95 Piston Ring Set, Komatsu 6D108 Connecting Rod Bearing)
KOBELCOJ05E, 6D34T, 6D16, J08E, 6D22T, 6D24T, 6D16T, 6D34 (Kobelco 6D24T Overhaul Gasket Kit)
CATERPILLAR3114, 3116, C4, C6, 3064T, S6K, C7, C-9, C13 (Caterpillar C7 Cylinder Liner Custom Manufacturing, C4 Injector Nozzle Kit)
Mitsubishi4D34, 4D24, K4M, S3Q2, 6D16, 6D24, S4KT, 6D40 (Mitsubishi 6D24 Piston and Liner Kit)
ISUZU3LD1, 4LE1, 4BG1, 4HK1, 6SD1, 6WG1, 4LE2, 4JB1, 6BG1, 6HK1, 6WF1 (Isuzu 4HK1 Turbocharger Price, Isuzu 6BG1 Piston Ring)
Yanmar4D88E, 4TNE84, 4TNV88, 4TNV94L, 4TNE88, 4TNE94, 4TNV98, 4TNV106 (Yanmar 4TNV98 Water Pump Alternative, Yanmar 4TNE94 Injector Nozzle)
HINOJ05E, J08E, V25C, EF750, P11C, V21C, H06CT, H07D (Hino J08E Crankshaft Bearing)
CUMMINSQSB6.7, QSM11-C, B5.9-C, B3.9-C, QSM11, C8.3-C (Cummins QSB6.7 Overhaul Gasket Kit, Cummins B5.9-C Diesel Pump Parts)
VOLVOD6D, D6E, D9E, D12D, D7D, D7E, D12E, D16D (Volvo D6D Connecting Rod Bearing Set)

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