Buy HITACHI ZX EX120-5 FUEL INJECTION LEAK OFF PIPE (OEM HI 8970209371) | Tonkee®

Buy HITACHI ZX EX120-5 FUEL INJECTION LEAK OFF PIPE (OEM HI 8970209371) | Tonkee®

HITACHI ZX EX120-5 FUEL INJECTION LEAK OFF PIPE (OEM HI 8970209371) | Tonkee®
Fuel systems in heavy machinery must adhere to strict safety and environmental regulations. The Fuel Injection Leak Off Pipe is designed and manufactured to meet these standards, ensuring that the excavator operates safely and within legal parameters.
HITACHI ZX EX120-5 FUEL INJECTION, LEAK OFF PIPE (OEM HI 8970209371) | Tonkee®

The Fuel Injection Leak Off Pipe is constructed using high-quality materials, often corrosion-resistant steel or specialized polymers.


This ensures its durability and longevity, even when exposed to the harsh conditions of construction and heavy machinery operation.

OEM Standard:
The OEM designation signifies that this leak off pipe is manufactured to meet the precise specifications set by HITACHI for their EX120-5 excavators. Adhering to these standards ensures compatibility, reliability, and optimal performance.

Fuel System Compatibility:
The Fuel Injection Leak Off Pipe is designed to integrate seamlessly with the fuel injection system of the EX120-5 excavator. It connects various fuel injectors to the leak off system, allowing excess fuel to return to the fuel tank. This is a crucial function for maintaining proper fuel pressure and preventing leaks or over-pressurization.

Leak Prevention:
One of the primary functions of this pipe is to prevent fuel leaks within the fuel injection system. It achieves this by providing a secure and sealed connection between the fuel injectors and the return line, ensuring that excess fuel is safely returned to the tank.

Fuel Efficiency:
By effectively managing excess fuel and preventing leaks, the Fuel Injection Leak Off Pipe contributes to the overall fuel efficiency of the excavator. Efficient fuel usage leads to cost savings and reduced environmental impact.

Installation and Maintenance:
Installing the OEM HI 8970209371 leak off pipe is a straightforward process, as it is designed to fit precisely into the excavator's fuel system.


Maintenance primarily involves routine inspections for signs of wear, corrosion, or leaks. Proper maintenance ensures the continued reliability of the fuel system.

Safety and Compliance:
Fuel systems in heavy machinery must adhere to strict safety and environmental regulations. The Fuel Injection Leak Off Pipe is designed and manufactured to meet these standards, ensuring that the excavator operates safely and within legal parameters.

Compatibility with Accessories:
In some cases, this leak off pipe may be designed to be compatible with additional accessories, such as fuel filters or pressure sensors. This versatility allows for further customization and enhancement of the fuel system's functionality.

Cost-Effective Solution:
Investing in an OEM Fuel Injection Leak Off Pipe is a cost-effective way to ensure the reliable and efficient operation of the EX120-5 excavator. Preventing fuel leaks and maintaining proper fuel pressure not only reduces downtime but also prolongs the life of critical components in the fuel system.
HITACHI ZX EX120-5 FUEL INJECTION LEAK OFF PIPE (OEM HI 8970209371) | Tonkee®
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