Posted by Matt Walters on July 12, 2003 at 17:34:13:
In Reply to: Re: Re: Re: Vented pistons posted by Alex C on July 11, 2003 at 17:37:45:
The improvement in slurred passages (Not lip slurs, mind you.) was dramatic on my Yamaha YCB-861. The valves were so air tight, venting not only removed that popping sound, but gave me clearer sounding passages. Matt