Berp BioOil for Pistons and Rotor Valves - 1 Oz. #2 (Medium)
Non-petroleum piston oil. This is our in-house brass expert's preferred brand of oil.
from a plant-based materials with novel properties, BerpBioOils nail all application requirements, deliver on performance, and carry no carbon footprint from sourcing. They are available for rotors or pistons in a variety of viscosities. This is the medium weight piston oil.