N/A build

Originally Posted by SlowZ

I think you mis read what I wrote. I wanted to bore out the stock throttle bodies. z1 ported my upper plenum. Sending out the stock throttle bodies to get ported costs just as much as just buying 2 stock maxima TB which are already a bigger diameter than the potentially ported 370s. I wanted to do porting of the TB or a bigger one if possible before I put on 3 inch charge pipes