Originally Posted by
pyro
With the additional power on tap, you won't need as much setback to carry the bow in the midrange, because you'll be able to "power" through it instead. You won't need all the setback for top end, because you'll be running fast enough to where hull aerodynamics will begin to help carry the hull.
However... The 4" will work better with a Chopper or a mild "lifter" like an ET. The midrange acceleration with the Cleaver will be very sluggish without the additional setback to carry the bow. 4" setback and a cleaver will only be useful together for running top-end with no passenger load.