What is a Cummins Big Cam?
What is a Cummins Big Cam? Cummins Big Cam I Cummins aimed to meet new US government legislation at that time regarding noise levels and clean air requirements. This engine replaced the Small Cam 855 series engines and it features a greater camshaft diameter and the introduction of top-stop injectors. Why did Cummins change to a big cam engine? Cummins aimed to meet new US government legislation at that time regarding noise levels and clean air requirements. This engine replaced the Small Cam 855 series engines and it features a greater camshaft diameter and the introduction of top-stop injectors. When...