This is an Alpina B5 supercharger which were leaking oil heavaly. During the service main bearings and all sealings were changed, now it has 0 oil leaks and running great.
A short video of a refurbished Alpina B5 supercharger
The site is about Alpina supercharger leak repair, rebuild service, bmw n62 tuning and supercharging, wire loom building, and turbocharging 1uz-fe engine.
TheCrazyDIYengineer 