Question about Alloys for wide arch wide track nova

[speede]

I'm building a track/sprint car which has wide arches and a wide track, i have to go to 17" with brake size? but not sure which width of wheel i'll require to fill arch but mostly to acheive best road holding this goes for tyre selection as well.:confused:

Any help would be greatly appriciated.:thumb:

[Jack]

For best road holding, not 17s :p

What size are the brakes?

[speede]

17s weren't my first choice but got a 2nd hand brand new set of hi spec 6 pots brackets lines with 320 discs and bells a complete kit at a very good price, prob a bit over kill i know,lol.