I guess some guys gain and some don`t..............Damn Quick, don`t want to go BACKWARDS plus a 400 is apparently only 40-50 lbs heavier than an all steel 360 although you small block guys rarely run iron heads.


72 Dart 470 n/a BB stroker street car `THUMPER`...Check me out on FB Dominic Thumper for videos and lots of carb pics......760-900-3895.....