My D100 Dilemma

Messing around with the d100’s leaves me unsure of which one I should focus on! Get some more power in the bagged blue 73 Continue building the long to short box orange 75 ? Turn orange crush into a pro touring beast Or get back on the viper truck? Plus cruising my my parents, seeing them do their what I believe to be first burnouts! Now to get them down the track this summer