Quote Originally Posted by Gungeek View Post
Silicone oil lubrication for old guns with leather piston washers was recommended. Is that now considered bad? Regards ... Geek

Cheers Geek

I'm still no wiser as to what is used now.

I only asked the question because John Bowkett and many other top tuners used to recomend SM50 or MS50 on Synthetic and O ring piston heads.


Thanks again


All the best Mick