4984332 Genuine Cummins Fuel Injector Set For XPI 8.9L ISC ISL EPA07

Description

The 4984332 is a genuine Cummins fuel injector set designed for 8.9L ISC/ISL Diesel EPA07 engines equipped with the XPI fuel system. It meters high-pressure fuel into the cylinders while operating as part of the factory electronically controlled injection system.

General Specifications

Product Features

The 4984332 fuel injector set is built to match factory performance and installation requirements:

• Controls the transition of pressurized fuel from the XPI circuit into the combustion chamber.
• Responds to electronic signals that establish the timing of each injection event.
• Regulates fuel quantity according to current engine speed, load, and control commands.
• Maintains the injector nozzle position established by the original cylinder-head design.
• Uses the existing fuel pressure and electrical interfaces provided by the engine.
• Works together with the XPI system components to maintain coordinated fuel delivery between cylinders.

Application Notes

The 4984332 is intended for 8.9L Cummins ISC/ISL Diesel EPA07 engines equipped with the applicable XPI fuel system. Inspect the injector mounting surfaces and associated high-pressure fuel connections before installation.

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