Paccar MX11 Fuel Injector : OEM 1974030PEX

Precision Fuel Delivery for Paccar MX11 Engines

What Is It?

The Paccar MX11 Fuel Injector (OEM 1974030PEX) is a factory-calibrated, direct-fit injector designed for use in Paccar MX11 diesel engines. This injector delivers fuel at high pressure with precise spray patterns and timing, ensuring clean combustion and smooth engine function in demanding applications.

Why Choose OEM 1974030PEX?

Built to Paccar’s strict engineering standards, the OEM 1974030PEX injector ensures proper fit and working conditions in MX11 engines. Choosing an OEM injector helps eliminate guesswork, prevent drivability issues, and maintain the integrity of the fuel and emissions systems.

Key Benefits

✅ Engineered for MX11: Specifically built for compatibility with Paccar MX11 diesel engines
✅ OEM-Calibrated: Maintains proper spray angle, flow rate, and pressure
✅ Durable Construction: Designed for long service life under commercial driving conditions
✅ Direct Replacement: Fits seamlessly into OEM mounting and fuel system connections
✅ Clean Combustion Support: Helps reduce excess emissions and maintains fuel efficiency

Applications

This injector is ideal for Paccar MX11-equipped trucks such as select Kenworth and Peterbilt models. It’s a reliable solution for line-haul, regional, and vocational fleet vehicles that demand consistent engine response and durability on the road.

Installation Notes

Have a certified diesel technician handle installation. Be sure to inspect the injector bore, seals, and fuel system for wear or contamination. Use new gaskets and follow all torque specifications. After installation, clear any stored fault codes and verify working conditions via diagnostic scan tools.

Final Thoughts

The OEM 1974030PEX Fuel Injector is a dependable replacement for restoring precise fuel delivery in Paccar MX11 engines. With factory-grade durable construction, it’s a smart investment for keeping your diesel engine running smoothly and efficiently.