Pete is running 15x7 +12 superlites and for me to run 15x7 +0 rewinds I will need a 2mm slip on spacer. The rotors are rda7103s I think, slotted and vented. Discs need to be bored out to 73mm and re-drilled to suit the Celica hub. What wheels were you planning to run on this rig?