ok, first of all the supra's engine is not a v-6, its an inline 6 (just some brain food:D )
and next, if he still has a 7M, and decent mods, you will most likely win
but if he has a 1jz, and mods, it seems like a toss up. THey are twin turbo.
stock 1jz runs mid 14's, and for a few mods it...