If it was me I would put it in the top axle bracket top hole because you don't have a ton HP you need the mechanical advantage.
1. Top Axle bracket top hole.
2. Bottom Axle bracket bottom hole To get more spread on the bars this may not work for you again you need more HP mostly more spread is to calm done tire shake.
3. Top chassis bracket 3 hole down from the top.
4. Bottom chassis bracket bottom hole.

Try for IC 47'-53' and 7'-4' up But I don't