Posted by Mavman (IP: 192.62.107.213) on November 19, 1999 at 09:32:51:
I'm looking for all information pertaining to head porting. I've looked in to Extrude Honing, but haven't called to check the pricing. I have a second set of 289 heads with chevy 194's and 160's. Anyone have suggestions/website for porting kits? Just need to clean them up.