360 with 450hp

I know most of you will not believe this but I got 450hp-442tq out this combo 77 360, 30 over kb190 pistons, moly low tension rings, j-heads ported by me don't know what they flow,rpm intake,284-484-108 mopar cam installed straight up, springs that match cam spec 10 degree locks, ferria valves back cut 2.02-1.60, stock rockers and shafts, 5/16 push rods stock length, stock crank .10-.10, windage tray,valley tray, std oil pump, stock oil pan, stock mopar electronic ign. with no recurve orange box, tti stepped hedders,1" spacer holly 750dp with hp main body and quick fuel metering blocks. I had it dyno'ed at Line Performace by Lance Line have the sheets but no way of putting on the site but will try to. I am honestly saying this.

No disbelief here, buckwheat. They will scream with the right parts thrown at um.