Originally Posted by guavadude
I read that the grunge brushes can push dirt into the o rings so I've given up on that.
I' ve read that some pills advertised in magazines will make you hung like a donkey and irresistible to supermodels.
I' ve read on this BB that you can' t run 20-50 oil in an F bike because the oil galleries are too small.
Grunge brushes work fine and dont force dirt past the o- rings.