too mild camshaft

I Have question for you guys what should i choose for a camshaft to reach 600 hp?? or do you think its even possible with a new camshaft??

My combo is now

408 stroker La block

Eagle 4340 crank
Eagle H-rods
Srp 10.5 pistons

Indy cylinder heads 210cc 2.10/1.65 valves ported & polished
the heads flows at 650 lift 307/230

carb 1050 dominator
manifold indy matchported to the heads

Camshaft comp cams xr286r 0.50 duration 248/254 576/582 lift 110 lob sep
td machine rockers 1.6

tti 1 5/8 to 1 3/4 stepheaders

engine driven and tested in bench to 555,3 at 6300 rpm & 527,8 ft at 4900 rpm