Originally Posted by
coswurv
Somone may correct me but i dont think wisco do half measures on sizes like ford did with mahle (0.5) but on the power your aiming for you should be fine with either.
Well spotted i think std size is 90.83mm and the wisco are 91mm or 92mm, guessing i need to get the bores checked to see if 91mm will take out the lip.