I have not done the 440s yet, but just installing the progressive front springs made a world of difference in the handling, and getting rid of the "dive" on braking.

Last edited by tomv; 03/14/2007 7:22 PM.
--Tom 02 TBA; 130 mains; TBS; Nology Coils&Wires;Unifilter/opened Airbox; -AI/snorkels; -2 baffles;Progressive 440s & Springs