The Mothership needs an MPG Boost

[simon999]

(05-30-2016 )jorden486 Wrote:  What's so bad about 3.36 rears? My two new pete's have 3.25 with super singles. They run at 1300 at 65 mph and rarely downshift going up hills. Avg65-70k on a car hauler.

I have 3.36 too. At 65mph I get 1350rpm.There is no problem going flatland but going hills need to downshift abit. I average 8mpg.