Chevyboyy

Hi wondering if anyone can give me an estimate hp range on my 5.3 ok so hears what iv done it's a 5.3 carburetored with a holly 800 carb , long tube headers ,4.8 flat top pistons heads are 862s milled 30 thousands with cosmic 0.40 compressed thickness 7.350 push rods cam is a comp cam has a 552 lift an 113 lsa all bearing are clevite h series

G Atsma

What's the cam duration? Very important, more than lift.