Full suspension rebuild, front and rear.
Repaired the floor, the wheel pit, timing belt, oil pan gasket, replaced injectors, lots of electrical problem solved, changed prestone, motor oil, tranny oil, diff oil, brake fluid, PS fluid. Replaced and panted all calipers, relocated the ABS pump, all new brake lines, all new fuel lines, changed the 2 front wheel bearings changed the front control arms and ball joints and control arm bushing, changed the diff for an LSD, Stripped an Other BMW for parts, installed custom angel eyes, built custom cold air intake, removed AC, Rebuilt the front valence with fiber glass + custom front lib.
you know, a "summer tune-up"
The noise is alwasy there, it depends on the engine revolution only.... not on gas.
The engine is stable on idle, almost perfectly stable, I think my intake gasket are to old. I should replace them. I dont think this is what is creating the noise.