This is an old one I had left over from the Bronco, I'll be using. The $3 JC Whitney collector ring is welded to a 3" to 2 1/2" reducer ($3), which is welded to a 2 1/2" to 2 1/4" reducer ( $2), etc, etc until you're where you want to be (fairly efficiently as far as flow goes too).

Owner caption September 2005 · Photo 116 of 445