not too shabby (451)..is it a street Engine ?..i have a 406ci that only made 460hp..but its only 10:1 compression iron heads (iron eagle) just a little bowl blend, flat tappet 520 lift cam...off the shelf 750 carb ( with horn)
tell us a little more about that 383ci you have...sounds like a good piece !
__________________
Bjuice..
"I'M YOUR HUCKLEBERRY ! "