- Joined
- Apr 30, 2015
- Messages
- 12,186
I was concerned about o-rings too when I built mine since I used a Bimba air cylinder. I ended up using Febi/Bilstein 6162 automotive mineral oil, for brakes and steering on German cars. No problems with leaks, 2 years in.
There might be a few small particles in my system causing the stuck valve- it was assembled in less than clean conditions
Mark
There might be a few small particles in my system causing the stuck valve- it was assembled in less than clean conditions
Mark