Perkins original  223-5328 Diesel Engine Parts Fuel Injector, Common Rail Injector for C10 C12, Replacement for OEM 350-7555 20R-0056 317-5278 new original new injector

Engineered specifically for the Perkins C12 diesel platform, fuel injector 223-5328 delivers OEM-level manufacturing precision and advanced nozzle technology to ensure high-pressure fuel atomization. This injector is fully interchangeable with cross reference numbers 10R0957, 10R1273, 20R2057, 10R0957RX, 20R2057RX, and CAT2235328, giving fleet operators, maintenance workshops, and parts distributors a reliable direct replacement option for the Perkins C12 Truck Engine, Perkins C12 Industrial Engine, Perkins C12 Marine Engine, Perkins C12 Generator Engine, and Perkins C12 Power Unit. Every unit is built to match original specifications, supporting precise fuel delivery, improved combustion efficiency, and reduced smoke emissions across demanding operating environments.
The injector assembly is manufactured to OEM Equivalent standards and subjected to 100% flow and pressure testing, guaranteeing stable performance under extreme load conditions, increased horsepower output, and lower engine vibration. Superior wear resistance and excellent corrosion protection extend service intervals, resulting in better fuel economy and reduced long-term operating costs for heavy-duty trucks, construction machinery, mining equipment, marine propulsion systems, and standby generator sets. Available in neutral packaging, OEM packaging, or customized branding, the 223-5328 fuel injector provides flexible sourcing solutions for B2B procurement, wholesale distribution, and industrial aftermarkets.
Proper installation and routine maintenance are essential to maximizing injector lifespan and engine reliability. Operators should use clean diesel fuel, replace fuel filters regularly, prevent water contamination, monitor fuel pressure, and perform injector balance tests in line with Perkins maintenance schedules. During installation, disconnect battery power, clean the injector mounting area, inspect the cylinder head bore, replace seals and O-rings, follow the specified torque sequence, prime the fuel system, and conduct a thorough leak inspection before returning the engine to service. Typical failure symptoms—including difficult engine starting, excessive black smoke, white smoke during operation, increased fuel consumption, reduced engine power, rough idle, cylinder imbalance, and elevated exhaust emissions—indicate the need for injector evaluation. Backed by a standard 12-month warranty, the 223-5328 Perkins C12 fuel injector is a trusted replacement component for commercial transport, construction, mining, marine, and power generation applications.