Hubby says we need more power!!
We have a 2003 Holiday Rambler Neptune pulling a Jeep Wrangler. The hubby is frustrated with the lack of power that it has when we are pulling on to highways and wanted to know if there are any add-o...
Forum Discussion
Passin Thru wrote:Oh yes you can! It all depends on which model Allison it is. The one in my coach has max torque of 600 ft lbs. Horse power much less. Friend of mine with the same Allison transmission tuned up his Cummins 5.9 and put his tranny into limp mode!
You can't murder an Allison. They will take 600hp.
