i have a d15z1 and ive gone through so many swaps and now not a whole lot of money. i was wanting to know if i could swap a z6 head on the z1 to ditch the whole economy and what has to be done to do this. i have a stock z1 with b7 pistons and rods in. some ppl say yeah, some say no. just trying to get a general review.Plz dont bash.