Can anyone give me the size of the bushes that caterham use to mount the sierra diffs on their de dion model, I`ve seen it called a 630 bush in a book? I`m keen to mount my diff similar to this. Cheers, Steve

i bought some cateringvan bushes for my wish bones i was told all the bushes are the same they measure 15/16 od 7/16 id
and the inear bush length is 1 1/2
good luck dave