Posted by james on February 05, 1999 at 20:41:45:
In Reply to: Re: Re: when to use 4 and 5 valve posted by Tom Caudron on February 04, 1999 at 11:05:18:
Yes, a lot of horns come with interchangeable 5 valve slides or extenders. My G/CB-50 comes with extenders for the5 valve slide.