Wait, So I guess I missed this from before. You ran 8.9's on ET Streets?? That is really impressive. Are you going to stick to DOT tires?
Maybe a 275/50-15 radial. (I've read that the MT radial stick as well as the ET Streets)
I've been eyeing the Hoosier 27X11.5X15 QTP DOT.
https://www.hoosiertire.com/specdrag.htm#DOT%20Drag%20Radial
Regards,
Justin