Engine Parts Customization & Factory Direct Sourcing

As a trusted source manufacturer and foreign trade export leader, Honour Time Machinery Limited offers customization and development services for various engine cylinder liners.

We provide genuine quality solutions for applications like:

Premium Quality HITACHI-3 EFI Wiper Motor

We proudly offer a high-performance aftermarket EFI Wiper Motor specifically designed for the HITACHI-3 machinery line. This critical component ensures clear visibility and operational safety for your heavy equipment, replacing the original part with superior durability and reliability. The official reference Part Number is 4668123-A, and its symbol-free variant for easier searching is 4668123A. Our commitment to genuine quality engine components and rigorous testing means this part provides an excellent, cost-effective alternative to OEM suppliers, addressing common electrical issues that plague construction machinery.

Key Product Features

• Use for excavator or construction machinery, specifically tested for HITACHI-3 applications.

• Guaranteed New Condition, ensuring maximum service life and immediate operational readiness.

• Precision engineering to match OEM specifications, providing a perfect fit and reliable main valve replacement procedure.

• Optimized for harsh working environments, preventing common faults related to the electrical system.

• Packed securely in a Carton Transport Package, ready for fast global shipping.

Detailed Product and Logistics Specifications

Comprehensive Range of Heavy-Duty Engine Parts

Honour Time Machinery Limited is your global partner for complete engine service. We specialize in engine assemblies and parts, including the crucial Cummins engine overhaul kit and Komatsu piston and liner set. Our vast inventory ensures reliable supply for critical components like the Caterpillar injector assembly price point you need.

Engine Model Compatibility We Cover

We provide parts for the full spectrum of heavy equipment engines, from Isuzu 4HK1 cylinder head replacement to Yanmar 4TNV88 engine bearing set. Find your model below.

Essential Engineering Machinery Terminology

Understanding your machine's components is key to maintenance. We stock everything from Weichai crankshaft for heavy duty to critical electronic parts. Here are 10 key terms:

1. Piston Ring: Installed on the piston groove (Engine Cylinder). Komatsu 6D95 Piston Ring.

2. Thrust Washer: Installed at the ends of the crankshaft (Engine Block). Cummins B5.9-C Thrust Washer.

3. Turbocharger: Mounted on the exhaust manifold (Engine Exterior). Caterpillar C7 Turbocharger.

4. Main Bearing: Installed in the crankcase saddle (Engine Block). Isuzu 6WG1 Main Bearing.

5. Flameout Solenoid: Controls fuel shutoff (Fuel System/Diesel Pump). Kubota 4TNV98 Flameout Solenoid Troubleshooting.

6. Water Pump: Circulates coolant (Cooling System). Yanmar 4TNV88 Water Pump Failure.

7. Injector (Nozzle): Sprays fuel into the combustion chamber (Cylinder Head). Weichai WP10 Injector.

8. Pressure Switch: Monitors system pressure (Hydraulic or Lubrication System). Komatsu PC200-8 Pressure Switch Location.

9. Cylinder Head: Seals the top of the cylinder (Engine Top). Caterpillar 3116 Cylinder Head.

10. Valve Guide: Guides the movement of the valve stem (Cylinder Head). Cummins QSB6.7 Valve Guide.

Proactive Maintenance and Troubleshooting

Case Study: Komatsu PC400-7 Engine Overheating

Failure: The Komatsu PC400-7 excavator with a 6D125 engine experiences frequent overheating, especially under heavy load. The coolant level is stable, but the temperature gauge spikes rapidly.

Treatment Plan: This often points to a failing water pump or a clogged radiator. First, check the fan belt tension. If the belt is good, replace the water pump to ensure adequate coolant circulation. If overheating persists, flush and inspect the radiator core for blockage. Using only high-quality excavator gasket head kit components during the repair ensures proper sealing and heat transfer.

General Engine Maintenance Tips:

• Always use the correct viscosity and grade of engine oil as specified by the engine manual.

• Regularly inspect the Flameout Solenoid and wiring to prevent unexpected shutdowns.

• Change the oil pump gear replacement filter assembly according to the maintenance schedule.

• Monitor fuel system cleanliness to maximize the life of your diesel pump repair parts and injectors.

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