Perkins original Perkins 456-3545 Diesel Engine Fuel Injector 20R-5079 294-3027 328-9644 for C7.1 C9.3 Construction Machinery new injector original new injector

The Perkins 456-3545 fuel injector is an OEM common rail diesel injection component engineered for the Perkins C9.3 engine platform. Built to original equipment specifications, this injector assembly delivers precise fuel metering, high-pressure atomization, and consistent spray pattern performance across demanding operating conditions. Manufactured from hardened alloy steel with corrosion-resistant treatment, the 456-3545 injector is designed to withstand the thermal and mechanical stresses found in heavy-duty industrial, construction, and power generation applications.

This OEM 4563545 injector fits Perkins C9.3, C9.3 ACERT, C9.3B, industrial C9.3, and power generation C9.3 engine variants. It is widely used in Perkins 336, 336 GC, 340, 340 GC, and 349 Series Excavators, 950M, 962M, 966M, and 972M Wheel Loaders, 140M, 150M, and 160M Motor Graders, as well as industrial power units, generator sets, pump drive systems, and marine auxiliary engines. The injector is electronically controlled, features precision-machined nozzle geometry, and supports emission reduction requirements consistent with Perkins engine standards.

Authorized cross reference numbers for the 456-3545 Perkins fuel injector include 456-3545, 4563545, CAT4563545, and 4563545-INJ, allowing flexible interchange for fleet maintenance, replacement, and cross reference part identification. Proper installation requires clean diesel fuel, regular fuel filter replacement, contamination-free injector seating, and verification of fuel pressure and injector coding per the Perkins service manual. This 456-3545 injector provides a reliable OEM-specification solution for distributors, service workshops, and equipment operators maintaining Perkins C9.3 powered machinery worldwide.