37' Allegro Bus
The 2015 37' Tiffin allegro Bus RV comes with an Cummins ISL 450 HP diesel engine. The larger 45' version of this RV offers the Cummins ISX 600 HP diesel. Obviously the longer the more heavier unit de...
Forum Discussion
They probably don't want the 37' to be able to do wheelies!
We have the 40' Dutch Star with the 450 ISL. In my opinion, when towing, it's just about maxed out. They just changed the frame and made the entire floor, including FWS all tile. It bumped the weight another 3K. I think they'll now be forced to put the smaller ISX in it to make the coach reasonably powered. As "Mr.Mark" stated, the ISX and 4000 Allison then add another level of additional weight.
We have the 40' Dutch Star with the 450 ISL. In my opinion, when towing, it's just about maxed out. They just changed the frame and made the entire floor, including FWS all tile. It bumped the weight another 3K. I think they'll now be forced to put the smaller ISX in it to make the coach reasonably powered. As "Mr.Mark" stated, the ISX and 4000 Allison then add another level of additional weight.
