http://www.e9coupe.com/tech/

[David]

/tech has an old link to the dual chamber OSB mod, but the link is dead:

M30 Spray Bar Fix by IceHaus Dave

Here is a location for the mod if someone can update that link:

BMW M30 Dual Chambered Oil Sprayer Bar (DCOSB) How-To...

Thanks to Chimi-Changa over at mye28.com