Originally Posted by
bj928
is that 350 van or pick up, with a remap i would have said its ok to go with the 3.31, but either a 3.55 or a 3.31 would be better than the 5.11 u have now.
Ah ok, So if I have an axle in front of me with no marking or plates how do I find out what ratio it is. I tried rotating the input shaft to 1 rotation of the wheel and it came out at a 1.8 ratio which is obviously wrong so how do I find out what ratio it is?