Forum Discussion

et2's avatar
et2
Explorer
Aug 04, 2014

Cummins ISB 6.7 360 hspwr normal engine temp range

Watching our year old MH temp last night coming home from vacation and I noticed it running at about 201 - 210 mostly at 205 degree. Now it ran going during trip out about 198 - 201 but it was cooler ...
Class A
dubdub07's avatar
dubdub07
Explorer
Aug 04, 2014
I have owned 3 of the Cummins 6.7s in Ram trucks and I can tell you that all of them pulling heavy (20K combined weight) the temp would routinely run into the 230 range without a light or troubles. You see where I live, so the towing I did was not flat-land straight ahead towing either.....

WW

About Motorhome Group

38,707 PostsLatest Activity: Feb 17, 2025