stock block ??

[crazy1969]

Thanks for all your input !!! Its just for the sbc dart block is $4 k up here in canada I know its hard do build a pt car here because of the $ but back to the facts Iam only going to run about 10lbs of boost ( twin turbo t-6 ) just wanted to know when i crank it up will it hold note once in a blue moon not every day thanks