I mentioned this in another thread about VR6 conversions, but in case you didn't spot it...greenmachine said:...The rears I will just put on the disks from the Vento...
1.4 Ibiza has no rear ARB - which could conspire to make going round corners "interesting". Suggest it would be easier to get a complete rear beam from a higher spec Ibiza - mk2 GTI, Cupra Sport or mk3 20vT should do the trick. Gets you the rear disks and ARB with minimal hassle.