3017759 Exhaust Valve Insert for Cummins NTA855 Engine

Product Overview：

The 3017759 is a genuine CCEC original exhaust valve seat insert, engineered specifically for Cummins NTA855/NT855 diesel engines. As a critical component in the valvetrain, it ensures tight sealing, high heat resistance, and long‑term durability under extreme combustion temperatures and mechanical loads.

Key Features：

✅Genuine CCEC standard

✅Precise size for tight sealing

✅Superior heat and wear resistance

✅Stop gas leakage, stable power output

✅Easy direct installation without adjustment

✅Sturdy for long heavy-duty use

Specification Table:

Why Choose Us?

✅Authentic CCEC original parts with reliable quality

✅Precise compatibility, seamless direct replacement

✅Competitive wholesale price with cost savings

✅Adequate stock for fast delivery

✅ Professional technical matching support

✅Global shipping service available