looking for e30 engine maintenance parts

[RCrex]

dear e30 enthusiastsi'm a newbie in bmwyea i hav a bmw e30 coupe m sport but now i facing problem that i hardly find any replacement partsi looking for engine head valve seal, steering racks, front wheel bearingssome ppl did asked me go for engine conversion to rb25 o rb26 for instanceyet i hope can restore the engine back to original condition n drive for a momentappreciate for u all here reading my post herethanx in advance n hav a 9s day!