if your going for a rebore, do it properly, 93mm!
This may sound like a stupid question......will standard piston rings be ok in a bore thats been opened out to + 0.5mm, what would potential problems be...
piston slap and poor compresion for starters.
simple answer, no they won't
if your going for a rebore, do it properly, 93mm!
NO sorry 
Correct it is a stupid question the pistons and rings are too small for the bore and would be a poor seal