o.k. i got sum accums. at 1200psi, it rides smoother than w/out them,,,here is the thing, i'am gonna order sum accums. from prohopper,they cum pre charged at 300 psi right,,,is my ride gonna be all f*cked up cuz i got sum 41/2 ton springz in the front, and then sum accums that are soft azz f*ck in the back???right now i got sum extra heavy batts in the back, 2 Xs as heavy than my old batts, i got 8 of them, should i add more psi 2 it, will prohopper adj. before send'n them or is it 300 psi no matter what? what do u guys have as for psi. and how many batts. juss wonder'n, also what type of car? i got a 93 fleetwood, whats ur accm/batt. combos?