Rear offsets

[db418BHP]

Can someone remind me what the is the standard rear offset for a 16" Imola please.

Just wondering how far away these would be

http://www.ebay.co.uk/itm/16-16x9-DEEP-DISH-POLISH...

[swanny71]

35mm I think, at least my Estorils are.

Wheel arch rubbing might be an issue?

[db418BHP]

Ive cut my arches back a bit and the 255/50/16 MTs do clear just enough.

I guess i need at least 33 ET with a 9" rim to stay inside thea arch.
I wonder if some can be machined off the inside