Posted by Jonas on Saturday, June 01, 2002 at 3:16PM :
In Reply to: Re: 413 Specs posted by Todd Wilson on Friday, May 31, 2002 at 1:12PM :
The only info on valve size is for the wedge, with large port heads. 2.08" intake and 1.88" exaust, 11:1 or 13.5:1 comp