i used hotchkis sway for 70 ebody and worked perfect with qa1 tube lowers...hope this helps

70 charger ,all aluminum 528 hemi 727 cope rmvb,680hp 670 tq,full sequential holley hp efi,full hotchkis tvs,qa1 k and lowers,borgeson steering box cass viper 11.75 with cass s-trac dana 3.54