Mine seems to like full stiff on both sway bars as well. I used 275 RE71R front and 315 Rival S rear last month. Then Switched to 275 RE71R F&R last Sunday. 275 RE71R all around was faster... 18x10.5 Front and rear.
This- any speculation to why it was faster? Very interesting.
-'02 Dodge Viper Ex-World Challenge racecar -'73 Duster, 6.1 based 392 hilborn hemi, tko600, full floater rear 9", Hellwig custom bars, viper brakes, built for road course