Quote Originally Posted by TXsilverado View Post
the heads have been off of your motor at one point or another. those sharpy lines on the head bolts are to help degree the bolts. with that cam, i wouldnt be able to keep myself from pulling 1 head to see what's going on inside.
Those pics were from when he got it back from his engine builder...they ported the heads and did a basic rebuild on it. I would hope the heads came off for all that to be done.