408 stroker kits

who has the best prices on 408 stroker kits

I have a 72 360 .030


and it HYD locked..

so now a want to stroke it

i have a 274H cam 230/236 488/491 lift

RPM air gap w/770 holley carb

headers,
587 heads w/2.02 and 1.6 valves, fully ported and 72 cc..

and id like about 9.5 CR

thanks