Sorry, missed the move to X5 question. Had one of those, liked it a lot. Some responses still apply. Thanks Qs7 for getting the bloke back on track.
Good - Fast - Cheap: Pick any two.
E23 735i; E30 318i; E32 735iL; E38 735iL; R50 Cooper; R55 Cooper Clubman.
E21 318i; E32 735iL; E34 535i; E38 730iL; E53 4.4i