my personal option would be as follows....street RB26...0.61, street/circuit RB26...0.61, street/drag RB26 0.81, street RB27/28 (ie. stroker) 0.81, street/circuit RB27/28 0.81, street/drag RB27/28 1.00, street/circuit RB30...0.81, drag RB30 1.00.
this is only my personal opinion.
hope this helps mate
Paul