Quote Originally Posted by 1gary View Post
Yepper Pat-I think he somewhat covers that in the article.I think the controls involved in building a port based on flow bench research and then building a CNC program for the ability for duplication within 2% with 5 probe CNC machining is also important.
yep all the big engine stuff i build is a cnc dart head there is better flowing number heads out there but there ez heads to get they can be made to work ok . sometimes heads will get flowed .i have many storys about heads going slower then they did after some guy got in there and hogged for big numbers .low speed air flow all screwed up then you have P.O.S for heads then there scrap