J 903463 ( GENUINE ) COVER - FUEL PUMP

The J 903463 Fuel Pump Cover is a genuine CNH engine fuel system component designed for use on CASE 580 E, K, L, and M series backhoe loaders. This cover is installed on the fuel pump housing, serving as a protective enclosure for internal fuel pump components.

The fuel pump cover helps seal and protect the pump internals from dust, moisture, fuel contamination, and external damage, while maintaining correct alignment and secure assembly of the fuel pump unit. Proper condition of this cover is essential to ensure stable fuel delivery, correct pump operation, and engine reliability.

Manufactured as a CNH Original (Genuine) part, the J 903463 cover meets OEM standards for material strength, dimensional accuracy, and sealing performance. It is commonly replaced during fuel pump servicing, engine overhaul, or when leaks, cracks, or deformation are detected.

Using a genuine fuel pump cover helps maintain original engine performance, proper fuel pressure, and long service life of the fuel system.

Key Functions:

• Covers and protects fuel pump internal components

• Maintains proper sealing of the fuel pump assembly

• Prevents contamination and fuel leakage

• Supports reliable fuel delivery and engine performance

Compatible Models:

• CASE 580 E

• CASE 580 Super E

• CASE 580 K

• CASE 580 K2

• CASE 580 K3

• CASE 580 Super K

• CASE 580 L

• CASE 580 L2

• CASE 580 Super L

• CASE 580 Super L Series 2

• CASE 580 M

• CASE 580 Super M

Application Area:

• Engine Fuel System

• Fuel Pump Assembly

Brand:

• CNH Original (Genuine)

中文说明

J 903463 燃油泵盖（Fuel Pump Cover） 是一款适用于 CASE 580 E、K、L 及 M 系列挖掘装载机 的 CNH 原厂正品发动机燃油系统零件，安装于 燃油泵本体外部，用于保护燃油泵内部组件。

该盖板可有效防止 灰尘、水分及杂质进入燃油泵内部，同时确保燃油泵组件的 正确装配、密封性能及稳定运行。燃油泵盖的状态直接影响 燃油供给稳定性、燃油压力以及发动机整体可靠性。

此产品为 CNH 原厂正品（Genuine），在材料强度、尺寸精度及密封性能方面均符合 OEM 技术标准。常用于 燃油泵维修、发动机大修或发现漏油、破裂、变形时的更换。

使用原厂燃油泵盖可有效维持 原有发动机性能、燃油系统稳定性及使用寿命。

主要功能：

• 覆盖并保护燃油泵内部结构

• 确保燃油泵总成的密封性能

• 防止燃油泄漏与污染

• 保障燃油系统与发动机稳定运行

适用机型：

• CASE 580 E

• CASE 580 Super E

• CASE 580 K / K2 / K3

• CASE 580 Super K

• CASE 580 L / L2

• CASE 580 Super L

• CASE 580 Super L Series 2

• CASE 580 M

• CASE 580 Super M

应用位置：

• 发动机燃油系统

• 燃油泵总成

品牌：

• CNH 原厂正品（Genuine）