Highest flowing sbm heads?

I don't understand why you are being so antagonistic towards me, I haven't been rude or disrespectful to you or anyone here. I'm not trying to be a unicorn, there's just an abundance of evidence to suggest that my well prepped stock block will be fine as long as I'm running a fairly conservative tune. So I figure why not research appropriate parts to achieve max power levels

I don't understand why you are being so antagonistic towards me, I haven't been rude or disrespectful to you or anyone here. I'm not trying to be a unicorn, there's just an abundance of evidence to suggest that my well prepped stock block will be fine as long as I'm running a fairly conservative tune. So I figure why not research appropriate parts to achieve max power levels?
Please accept my apologies......what I meant to say is everyone else that has tried to achieve MAX POWER with W8/W9 heads on a stock block have failed and learned thier lesson.....BUT YOU........you sir you can do it!!!!! Again i'm very sorry.....