You certainly don't want to use silicone grease on the piston as a lube. Also, you should never polish the piston. How would you expect it to have the lube adhere to it??? It all all just fly loose freely to the cylinder wall, migrate to and around and past the piston seal and cause detonation.Just thinking out loud...CDT
You have to remember, That's a BOILER MAKER making the tune. He knows exactly about going boom under pressure. LOT OF LUCK SHOOTING YOUR WAYTHE FANG