Bring Classic Power Back to Life with Cummins 6BTA 5.9L Injection Pump OEM 3917002
What is it?
The Cummins 6BTA 5.9L Injection Pump (OEM 3917002) is the heart of the fuel delivery system for early 6BTA engines. It meters and delivers diesel fuel to the injectors at the correct timing and volume, allowing the engine to run smoothly and consistently.
Why choose this injection pump?
Designed specifically for Cummins 6BTA 5.9L engines from 1985–1990, this OEM pump matches the original fuel system design. When an injection pump begins to wear, common signs include hard starting, uneven idle, power drop under load, or excess smoke. Replacing it with the correct unit brings fuel delivery back into proper balance.
Key Benefits
✅ Delivers consistent fuel flow for smooth engine operation
✅ Supports reliable starting and steady idle
✅ Helps reduce uneven combustion and excess exhaust smoke
✅ Direct-fit design for straightforward installation
✅ Built for durability in demanding work environments
Applications
Ideal for industrial equipment, agricultural machinery, marine applications, and trucks powered by Cummins 6BTA 5.9L engines produced between 1985 and 1990, where dependable fuel delivery is essential.
Installation Notes
Before installation, ensure the fuel system is clean and free of contaminants. Properly time the pump during installation according to engine specifications. Bleed the fuel system thoroughly after install and inspect all fuel lines and fittings for leaks before full operation.
Final Thoughts
If your classic Cummins 6BTA engine is struggling with fuel delivery issues, the OEM 3917002 Injection Pump is the correct solution. With exact fitment and proven construction, it helps your engine run smoothly, consistently, and ready for the work ahead.