SteveH waffled on in a quite bewildering manner to produce...
but the less said about 33's the better ;)
always fancied one of those 164 TD's, drove one from Ancona (Italy) to Paris (Not Texas) a few years back, went like stink, did 40+ MPG. IIRC some lunatic used to race one here, used to beat the petrol ones hands down..