Perkins original Perkins 10R-1303 Fuel Injector Replacement for C3500B 3516B 3406E 3512B Engine new injector original new injector

The Perkins 3512B Fuel Injector 10R-1303 is a precision-engineered OEM-specification fuel injection component designed for the Perkins 3512B series diesel engines. Compatible with cross reference 326-1642, this injector serves demanding applications across power generation, marine propulsion, mining, oil and gas, and heavy construction equipment. Built with premium alloy steel materials, it delivers exceptional resistance to wear, corrosion, and thermal stress under continuous-duty operation.

Featuring multi-hole nozzle technology, the unit provides superior atomization and highly accurate fuel metering, ensuring optimal combustion efficiency and reduced exhaust emissions. Each injector is precision-machined to handle extreme fuel pressures, thermal cycling, and vibration loads characteristic of industrial environments. Every unit undergoes rigorous testing for spray pattern consistency, fuel delivery accuracy, leak prevention, and long-term durability, guaranteeing reliable performance from the first start.

The 3512B injector is manufactured to meet original equipment standards, ensuring direct-fit replacement and full compatibility with the engine fuel system. It is suitable for generator sets, marine engines, mining haul trucks, construction machinery, oilfield pumping units, power stations, emergency backup systems, and industrial compressors. Routine inspection of nozzle tips, needle valves, control pistons, spring assemblies, and internal seals is recommended at 500, 1000, and 2000 operating hour intervals to maximize service life. The product is backed by a 12-month warranty.