400 Hp ( Street 318 ) Build !

400hp street 318?......really well here's some real world not dyno hp no's>

no's match '71 340 Cuda 727, good running motor.
stock CR prob 10:1 if I was lucky with .039 gskts, stock 2.02 heads
.484/284 purple hyd.
ally int, can't remember which one, was 1980!
750DP, small tube hdrs
3.55's/8x26" slicks, B&M super holeshot converter
car hooked, high 13.2's 101+ in 3550-ish lbs = 302fwhp.
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added a Holley strip Dom, 850DP, 2" open spacer
MP .590"/[email protected] solid ft cam
4.30's/28" tyres and a 4200 stall TA
1.3/4" long tube race hdrs
12.40's@108 = 367fwhp

I didn't have those 250cfm? 302 heads of course, but how much hp would they have been worth on my combo over stock J's....30>45hp, more?...do more modern cam profiles really make that much more hp?.