Water Hose BMW E81 E87N 116i N43 Cooling Radiator Pipe Petrol 7577964

The BMW E81 E87 116i N43 Petrol Pipe Hose Water Hose is an original cooling system component from the Cooling System Hoses and Pipes category, designed for the N43 petrol engine in the 116i model. This used OEM part ensures a factory fit, stable coolant flow, and proper integration with other cooling system components in the BMW 1 Series E81/E87.

Specifications and technical data

• SKU: 7577964
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7577964
• Substitutable numbers: 17127577964, 7577964, 11002157057, 2157057
• Fuel type: Petrol
• Category: Coolant Hoses

Purpose and Role in the Cooling System

The presented water hose is responsible for safely directing coolant between the cooling system components in the BMW 116i with the N43 engine running on petrol fuel. A correctly chosen hose minimizes the risk of leaks, engine overheating, and reduced cooling efficiency, which directly impacts engine durability and driving comfort.

As an OEM part from BMW, this hose maintains the correct geometry, diameter, and mounting points, facilitating installation and avoiding problems typical of imprecisely shaped aftermarket alternatives.

Benefits of Using an Original Water Hose

Using an original water hose in the BMW E81/E87 116i N43 offers a range of practical benefits:

• Factory Fit – maintains the correct routing in the engine bay and compatibility with spigots and clamps.
• Stable flow parameters – the appropriate diameter and shape support efficient coolant circulation.
• Better integration with other cooling system components – reduces stress and the risk of cracks resulting from improper positioning.
• Solution designed for the N43 engine – the hose is engineered for the specific characteristics of the 116i petrol unit.

Product Characteristics and Condition

This water pipe/hose is a used part, offering an attractive price while retaining the original manufacturer's specifications. A used OEM component is an excellent choice for drivers who want to restore proper cooling system function without compromising on factory-quality craftsmanship.

Thanks to its original construction, the hose can be installed in place of the worn-out part without requiring modifications, shortening repair time and simplifying the mechanic's work. This is a practical solution for both workshops and DIY users servicing their BMWs.

BMW Cooling System and High-Temperature Operation

A functional cooling system in the BMW 116i N43 is particularly crucial during the summer months when the engine's thermal load significantly increases. A leaking or deformed water hose can lead to coolant loss, engine overheating, and costly failures. Therefore, components from the Cooling System Hoses and Pipes category should be considered an essential part of preventative maintenance.

If you want to better understand how high temperatures affect the entire cooling system and how to wisely use used parts, check out our guide: Summer Heat vs. Cooling System – Used Radiators and Fans as a Way to Save. This provides practical knowledge to supplement your planning for cooling system repairs or upgrades.

Selection and Other BMW Cooling System Hoses

When replacing a single hose, it's advisable to check the condition of other hoses and cooling system components to avoid further vehicle downtime. If you are looking for other parts from the BMW Cooling System Hoses and Pipes category, browse our selection of BMW cooling system hoses and pipes to assemble a complete set for your service needs.

Summary

The BMW E81 E87 116i N43 Petrol Pipe Hose Water Hose is a practical solution for users who want to restore proper cooling system operation while maintaining the original manufacturer's specifications. This used OEM part ensures a correct fit for the N43 petrol engine, supports stable engine operating temperatures, and helps reduce repair costs without sacrificing the quality characteristic of the BMW brand.