Hey,i wanna thank all u guys for your input! You've helped me make make my decision! I'm going with the shelby big-bore block,(527 ci) and i'm gonna have keith build it,(for a number of reasons),1:there's no replacement for displacement,2:the shelby name,3:kieth craft is on of the best names in fe engine- builders out there,(maybe thee best) and last,(but not least),the old saying
too much horse-power is almost enough)!