In my mind it certainly is, at least without doing more work than it sounds like you’re willing to spend $$ on.
Nope it won’t. They don’t make power, and they don’t run passed like 4800 rpm. Too many cubic inches for the dismal head flow and compression. They do make good torque but that doesn’t equate to low ETs. And on top of that they add a bunch of weight over a small block.