Perkins original Perkins 10R-7221 Fuel Injector for C9 C7 Engine E324D 325D 330D 336D2 Replacement for OEM new injector original new injector

The Perkins C9 Fuel Injector 10R-7221 326-0675 is an OEM replacement component engineered for Perkins C9, C9 ACERT, and C9.3 diesel engines. Designed for common rail fuel injection systems, this injector serves excavators, wheel loaders, motor graders, generator sets, marine propulsion units, and heavy-duty industrial equipment operating in construction, mining, agricultural, and oil and gas sectors. Each unit is manufactured under strict OEM calibration standards to ensure precise fuel delivery and consistent atomization across demanding load cycles.

Manufactured using CNC machined components with micron-level tolerance control, the injector features heat resistant materials, corrosion resistant coating, and wear resistant internal components that contribute to an extended service life. The assembly is 100% flow tested before shipment, and the product is backed by a 12-month warranty, providing procurement teams and service operators with reliable quality assurance for fleet maintenance and replacement planning.

Performance benefits include improved fuel efficiency, reduced exhaust smoke, lower fuel consumption, stable engine output, and enhanced power delivery, all of which help lower total maintenance cost. Recommended service interval is every 2,000 to 4,000 operating hours depending on fuel quality and working environment, with supporting practices such as regular fuel filter replacement, use of ultra-clean diesel, inspection of fuel lines, and periodic injector balance testing to maintain optimum combustion performance.