NTA855 Bigcam Complete Diesel Engine FOR Cummins

Cummins
September 18, 2026
Video Description:
In this video, we provide a detailed walkthrough of the NTA855 Big Cam 14L diesel engine assembly. You'll see how this heavy-duty powerplant is built, understand its core mechanical features like the large 2.5-inch camshaft and mechanical AFC fuel system, and learn where it's most effectively used in mining, construction, and long-haul trucking applications.