original 268-1840 Common Rail Diesel Fuel Injector for C7 Excavator Engine 295-9166 328-2587 20R-8066 295-1412 Replacement Injector Parts original new injector

Engineered as a direct OE-style replacement for part number 268-1840 / 2681840, this C7 Series diesel fuel injector assembly is designed for professional workshops, fleet operators, and industrial distributors servicing C7 engine platforms. Cross-referenced with 268 1840 and 387-9431, the injector supports database-friendly identification and streamlined sourcing across global aftermarket channels. It is commonly listed for 324D, 325D, E324D, E325D, and E329D excavator applications, and may also fit other C7 industrial equipment depending on the fuel system version and machine serial number.

The injector delivers precision fuel atomization, controlled fuel delivery, and stable combustion support for the common rail fuel injection system. Built for heavy-duty operating capability, it contributes to improved engine response, reliable cold-start performance, and stable operation under continuous industrial load. Available for flexible sales as a single piece or a complete set, the unit is export-ready and suitable for construction machinery rebuilders, engine overhaul shops, and heavy equipment spare parts wholesalers.

Recommended maintenance includes using clean diesel, replacing fuel filters on schedule, draining the water separator, and inspecting the injector wiring harness. When symptoms such as hard starting, rough idle, black or white smoke, misfire, power loss, or high fuel consumption occur, perform return flow testing, cylinder balance testing, spray pattern testing, and diagnostic trouble code reading. Always confirm fitment by 268-1840, engine serial number, and equipment serial number before purchase.