Stopping the knock: Lower compression and ported heads...

Nevermind. I ain't getting this far into this one again.

Can't say as I blame you...I was only mentioning that you dug deep in attempts to assist a couple times before. But, I don't tknow how much was explored before in relation to cam timing. Not that I'll have anything productive to add. There are already several veteran engine builders in here who've forgotten more than I'll likely ever know about building big block Mopars and all their particulars...so, I'm here for the:happy1: