Fillister head screw — a genuine BMW part, number 67 91 8 366 501. The number stamped on the part is 67918366501; BMW's catalog files it under the short number 8366501. You will find it on our Instruments & Electronics shelf, under Other Electric drive unit/system parts.
It fits the E36 convertible (318i, 323i, 325i, 328i and M3, 1994–1999), with the M42, M43, M44, M50, M52 or S50 and other engines — and the European-market versions. It also fits the E46 convertible (323i, 325i, 330i and M3, 2000–2006), with the M52, M54 or S54 engines — and the European-market versions.
BMW draws it on 2 diagrams, among them Roll-over sensor (61_1520) and Body Control Units and Modules (61_4881). BMW's catalog calls for three of these at each place it is fitted.
We have not had one on the shelf yet. Request it and we will tell you when one comes off a car.