Perkins original Perkins Fuel Injector 268-1839 for Caterpillar C7 C9 Engine 330C 324D 325D 329D 330C L Excavator new injector original new injector

The Perkins C7 ACERT fuel injector 268-1839 is a precision-engineered replacement component designed for the HEUI fuel system of Perkins C7 and C-7 diesel engines. Built to deliver stable fuel atomization, it supports reliable cold starting and helps reduce visible smoke output under load. Its heavy-duty construction and durable sealing design ensure consistent injection performance across the 7.2 L inline 6-cylinder platform rated at 168–224 bkW (225–300 bhp) between 1800–2200 rpm.

This injector assembly is a direct-fit replacement for a wide range of Perkins-powered heavy equipment, including 324D, 325D, and 329D excavators, 120K and 140K motor graders, 950H and 962H wheel loaders, and 525C, 535C, and 545C wheel skidders. Cross-referenced under part numbers 268-1839, 2681839, and CA2681839, the unit integrates seamlessly with the C7 HEUI hydraulic electronic unit injector architecture, making it suitable for construction, earthmoving, road maintenance, and forestry operations where dependable fuel delivery is critical.

Each injector is supplied in export-ready packaging and manufactured to industrial-grade standards for global aftermarket distribution. For best results, operators should use clean diesel fuel, replace fuel filters on schedule, drain the water separator regularly, and keep electrical connectors free from corrosion. The 268-1839 fuel injector provides a reliable, cost-effective solution for workshops and fleet operators maintaining Perkins C7 ACERT-powered machinery in demanding working environments.