Paccar MX11 Fuel Injector : OEM 1974030PEX ( Set of 6 )

Complete Injector Set for Balanced MX11 Engine Operation

What Is It?

This set of six OEM 1974030PEX fuel injectors is designed specifically for Paccar MX11 diesel engines. Each injector is built to deliver precise fuel metering and consistent spray patterns across all cylinders, helping restore full engine balance and clean combustion.

Why Choose OEM 1974030PEX (Set of 6)?

Replacing all six injectors ensures uniform working conditions, eliminating inconsistencies that may arise from mixing new and worn components. The OEM 1974030PEX set meets factory specifications for the MX11 platform, offering dependable fitment, durability, and integration with the original fuel system.

Key Benefits

✅ Complete System Refresh: Six matched injectors for full engine coverage
✅ Engineered for Paccar MX11: Built for accurate compatibility and durability
✅ Factory-Calibrated: Maintains OEM pressure, spray pattern, and timing specs
✅ Built to Last: Withstands extreme pressure and heat in heavy-duty conditions
✅ Direct Installation: No tuning or special tools required—just plug in and go

Applications

This injector set is ideal for Kenworth, Peterbilt, and other trucks powered by the Paccar MX11 engine. It's especially suited for commercial and fleet applications where consistent combustion and fuel efficiency are mission-critical.

Installation Notes

Professional installation is recommended. Ensure injector ports are clean and free of debris, use new sealing components, and torque all parts to factory specs. A post-install diagnostic scan is advised to clear any fault codes and verify balance rates.

Final Thoughts

The OEM 1974030PEX Fuel Injector Set (6-Pack) is a complete solution for restoring proper fuel distribution in your Paccar MX11 engine. Designed to deliver OEM reliability and system-wide consistency, this set helps keep your truck ready for any job, route, or road condition.