Originally Posted by cobalt327
With a splayed 4-bolt cap, the register for the cap is lengthened to provide more surface area than what a 2-bolt cap has. The register is lengthened the same amount that the 4-bolt splayed cap is longer, in other words.
While using ANY OEM block for high HP builds is risky, I don't see a stud and 2-bolt cap comparing favorably to a splayed 4-bolt studded cap.
Now, if you were talking about a 400 SBC...
Hey im just relaying info I learned from Nelson...he's a pretty cool dude. Check out his youtube channel. Very informative