Slade383

Hi all,I bought a 68 el camino with a 327 and pg trans,but I already have built 383 with a turbo 350 in the garage,along with a 12 bolt 33 spline axles and 331 gears trutrac posi.i don't really know how much hp the 383 will put out,I have a quick fuel 750,air gap manifold,afr 195 street eliminater heads,284 roller cam,compression 10.8-1