Seems not along ago you were firm on keeping the 19" for looks vs. performance and now you are searching for every 1/10 of a second

Why not gut your car or put it on a diet? I think you would be $$$ ahead imo. Building a new race ispired car could take a long time even if funded by the sale of Payback.
**Another key thing is you are engaged which means rugrats come next and extra hours in garage will be replaced by diaper duty