4954927NX Genuine Cummins Fuel Injector Set For XPI 8.9L ISC ISL EPA07

Description

The 4954927NX is a genuine Cummins fuel injector set designed for 8.9L ISC/ISL Diesel EPA07 engines equipped with the XPI fuel system. It regulates high-pressure fuel delivery into the cylinders according to commands from the factory engine control system.

General Specifications

Product Features

The 4954927NX fuel injector set is built to match factory performance and installation requirements:

• Receives fuel from the XPI high-pressure circuit and controls its release at the cylinder.
• Carries out electronically timed injection events based on engine control commands.
• Meters the required fuel quantity as engine speed and operating load change.
• Positions the injector nozzle at the intended combustion-side location in the cylinder head.
• Connects with the existing pressure supply and electrical control points used by the engine.
• Keeps injection activity coordinated with the factory combustion sequence during normal operation.

Application Notes

The 4954927NX is intended for 8.9L Cummins ISC/ISL Diesel EPA07 engines using the applicable XPI fuel system. Inspect injector seating surfaces and high-pressure fuel connections before installation.

Always verify part number, engine model, and fuel system configuration before installation.