Hey fellow LS1ers...in case anyone wants a writeup for headers/Y or Poly MM, I just finished my writeup on LS1tech. Just thought I'd throw a link for anyone who'd be interested.
http://www.ls1tech.com/forums/gener...headers-tsp-y-install-dummies-lotsa-pics.html
http://www.ls1tech.com/forums/gener...headers-tsp-y-install-dummies-lotsa-pics.html