Cummins 3.9Lts 4B Diamond Series Complete Cooling system


Complete Cooling system for CUMMINS 4B series, used in excellent conditions, ready to make a conversion you can make an industrial engine for marine application. Not sold separate only as a set.

 what you see is what you get in the photos are included.


1) Raw water pump OEM

2) Heat exchanger Cooled OEM

3) Water Cooled Manifold OEM

4) Expansion Tank OEM

5) Misc tubes and pipes and the brackets will be included.

6) Mixing elbow

7) H/E Brackets and hardware (complete)

8) Some water hoses