Does anyone know of a family that might have the revolution??...I need input on the 400hp cat??...I think the allison is the only way to go....all input is greatly appciated......jay...new batteries and tires to be installed before the close of the deal.......hay here is a question how many hours is tooo much on a generator....i am not happy with 2500 however i have gotton a 4 yr warranty to cover all major area's such as slides motors etc!!!.....talk to me folks,,,,thanks jay