Range Rover Discovery L462 Engine Coolant Water Hose Pipe Line 3.0 KPLA-8063-AB

Range Rover Discovery L462 Engine Coolant Water Hose Pipe Line 3.0 is a component from the Cooling system hoses and pipes group, designed for operation in the 3.0 engine coolant circuit. A properly selected hose ensures stable fluid flow, supports the maintenance of the correct engine operating temperature, and reduces the risk of overheating under demanding operating conditions.

Specifications and technical data

• SKU: KPLA-8063-AB
• Mark: Range Rover
• Condition: Used
• OEM Part Number: KPLA-8063-AB
• Substitutable numbers: LR123076, LR128310, L8B28464AB, L8B2-8464-AB, KPLA-8063-AB, KPLA8063AB
• Part type: Hose
• Category: Coolant Hoses

Purpose and function in the cooling system

The coolant hose in the Range Rover Discovery L462 model is responsible for transporting fluid between key components of the 3.0 engine cooling system. A correctly selected and leak-free hose:

• stabilizes coolant circulation throughout the entire system,
• reduces pressure drops and localized overheating,
• supports uniform heat dissipation from the engine block.

As a result, the engine operates within the optimal temperature range, which promotes component durability and proper operation of auxiliary equipment.

Benefits of using an original Range Rover hose

Using a hose dedicated to the Range Rover Discovery L462 ensures proper fitment to factory connectors, brackets, and routing. The original geometry and internal diameter of the hose translate into:

• secure connection with other cooling system components,
• reduced risk of leaks at joints,
• maintenance of flow parameters in accordance with manufacturer specifications.

For the user, this means predictable cooling system behavior, a lower risk of thermal failure, and easier diagnostics in the event of potential faults.

Installation and operational characteristics

The coolant hose for the 3.0 engine in the Discovery L462 is designed for specific routing in the engine bay, taking into account suspension movement, engine vibrations, and ambient temperature. In practice, this means:

• appropriately selected material flexibility,
• geometry that minimizes kinks and flow turbulence,
• possibility of installation at factory mounting points without modifications.

Such fitment facilitates service, reduces replacement time, and allows for maintaining the original hose routing in the engine bay, which is important for both reliability and subsequent diagnostic work.

Component condition and practical application

The offered hose belongs to the used parts group, which allows for cost-effective cooling system repair while maintaining the original manufacturer specifications. This solution is particularly beneficial for vehicles used intensively, where reasonable service costs are important while maintaining correct engine operating parameters.

To select the correct component for a specific vehicle configuration, it is worth verifying compatibility with the OEM part number and available interchangeable numbers in the technical specifications section – this facilitates precise matching to a given Discovery L462 unit.

Cooling system expansion and technical knowledge

If you are planning a comprehensive repair or upgrade of the engine area in your Range Rover and need other components from the same group, such as additional hoses, return lines, or sections connecting to the radiator, check the available parts in the Range Rover cooling system hoses and pipes category.

For a better understanding of how the condition of hoses, radiators, and fans affects the thermal safety of the engine in high temperatures, it is worth checking our guide: Summer heat vs. cooling system: used radiators and fans as a guarantee of savings. This is a practical addition to your knowledge when planning cooling system service for your car.