View Single Post
Old 06-24-2015, 12:29 PM   #21
kwmech
Senior Member
 
Join Date: Mar 2003
Location: Colfax-California
Posts: 8,399
Re: Granny Gears Too Low..Solutions ?

The roaring could be his fan blade assy, just seems like its screaming, put a tach on it even with 4.56 gearing you should be able to run 55-60 with a small block without major issues
kwmech is offline   Reply With Quote