New here but long time bmw owner, im offering to blast and clean n54 and n55 valves for 180 ! also if you let me know ahead of time, i can slap a new oil filter housing gasket on for an extra 30(you bring the gaskets) Pm me for details Im located in N. Fond du lac wi And i do this out of my garage at home parts for oil filter housing gasket if you obtain, you need at least the o.f.h. gasket and the oring, if you have an oil cooler all 3! gasket for housing pn below(same gasket for non oil cooled