Perkins original Perkins 10R-7222 Common Rail Fuel Injector Spare Parts 387-9433 10R-7224 459-8473 T400726 for Heavy Machines new injector original new injector

The Perkins C9 fuel injector 10R-7222 is a precision-engineered OEM replacement component designed to deliver reliable fuel atomization and consistent injection pressure across demanding industrial applications. Manufactured to original equipment tolerances, this injector undergoes micron-level nozzle machining and high-pressure calibration to ensure accurate fuel metering, optimized spray patterns, and improved thermal efficiency. It serves as a direct replacement for cross reference numbers 236-2010, 236-2011, and 236-2012, fitting Perkins C9, C9 ACERT, 3126B, and 3126C engine platforms.

Constructed with hardened steel internal components and corrosion-resistant surface treatment, the 10R-7222 injector is built for extended service life under high-load operating conditions. It improves idle stability, throttle responsiveness, and combustion efficiency while reducing exhaust smoke and overall fuel consumption. Each unit is quality-tested to OEM standards and backed by a 12-month warranty, making it suitable for heavy equipment, generator sets, and marine power units operating in construction, mining, agricultural, and power generation environments.

Proper installation and maintenance are critical for injector longevity. Operators should use clean ultra-low sulfur diesel fuel, replace contaminated fuel filters promptly, and prevent water contamination within the fuel system. Before installation, the injector bore must be cleaned and new sealing washers fitted. After assembly, verify fuel rail pressure, inspect fuel lines for leaks, perform ECU diagnostics, and conduct a thorough leak test. Following OEM service intervals and monitoring engine diagnostic codes will help maintain optimal injector performance throughout the service cycle.