Am interested to find out at what condition and spec would you value s1,s as prices seem to be all over the shop at the momant, ive seen some recently and 1 of which i would say was nice and tidy a few mods for £5750 is this realistic ? ie

2-3k spec and condition
3-4k spec and condition
4-5k spec and condition
5-6k spec and condition
6-8k spec and condition
8k plus
thanks for any help andy c