8976031212 Fuel Rail Ass'y for Isuzu 6WG1 6WF1 Engine Hitachi ZX450-3 ZX470-3

8976031212 Fuel Rail Assembly for Isuzu Engine

The 8976031212 fuel rail assembly is supplied as an aftermarket replacement common rail component for Isuzu 6WG1 and 6WF1 diesel engine fuel systems. It is used to store high-pressure fuel, distribute fuel to the injectors and support stable fuel pressure during engine operation.

This product page focuses on the 8976031212 / 8-97603121-2 fuel rail assembly. It is also searched together with 8976031210, 8976031211, 8-97603121-0 and 8-97603121-1. Before ordering, please confirm the old rail part number, engine model, machine model and the sensor or pressure valve configuration on the original common rail.

Application for Hitachi ZX450-3 ZX470-3 Excavators

The 8976031212 common rail assembly is commonly supplied for Isuzu 6WG1 and 6WF1 engine applications used in Hitachi heavy excavators, including ZX450-3, ZX470-3, ZX500LC-3, ZX520LC-3, ZX650LC-3 and ZX850-3. Because fuel system parts may vary by machine serial number and rail configuration, the original part number label should be checked before purchase.

Replacement and Inspection Notes

When replacing the fuel rail assembly, inspect the high-pressure fuel lines, rail pressure sensor, pressure control valve, injector connections and sealing points at the same time. The fuel system must be kept clean during installation to prevent contamination from entering the common rail or injectors.

Order Confirmation

To confirm the correct 8976031212 fuel rail assembly, please send the machine model, engine model, engine serial number, old part number label and clear photos of the original common rail. Topvelsun can help check the fitment before quotation and shipment.

FAQ

Q1: What is 8976031212 used for?

8976031212 is a fuel rail assembly / common rail assembly used in Isuzu 6WG1 and 6WF1 diesel engine fuel system applications.

Q2: Is 8976031212 the same as 8-97603121-2?

Yes. 8976031212 and 8-97603121-2 are commonly listed together for the same Isuzu common rail assembly direction.

Q3: Can 8976031210 and 8976031211 be listed as Ref Cross numbers?

Yes. 8976031210 and 8976031211 are repeatedly listed together with 8976031212 on supplier pages and can be used as reference cross numbers on this page.

Q4: Can this common rail be used for Hitachi ZX450-3 and ZX470-3?

This 8976031212 fuel rail assembly is supplied for Isuzu 6WG1 / 6WF1 related applications, including Hitachi ZX450-3, ZX470-3 and related heavy excavator models. Please confirm the old rail label and machine serial number before ordering.

Q5: What information should I provide before buying?

Please provide the machine model, engine model, serial number, old part number and photos of the original common rail. These details help confirm the correct replacement.