best way to find the right blower cam?

[almostavette]

I need some help finding a cam for this motor any help will be appriciated my specs are stroked 383 chevy 95 K-block hydrolic roller cam SuperRam intake 1000CFM TB 42Lb Hr injectors paxton SN2000 6-8 PSI intercooled AFR 195 heads 8.5-1 comp 4l60-e trans with 2200 stall flashes at 1900-2000 on the street 373 rear gears with about 88 inch rollout or 275-50-17 wheighs 4300Lbs was running comp part # 08-305-8 dur. @.050 220in. 230ex. lift is 510in 510 ex. and 114* lobe seperation and had more lowend than I need and just didn't hit the revs I wantit has all forged 4340 crank rods and JE pistons. this is a street truck but I don't care if it idles rough or is a little sluggish at low RPM. I spoke with somebody at comp and was told to run the 08-503-8 dur. @.050 224in. 230ex. lift is 503in 510 ex. and 112* lobe seperation does this cam look good? or is it worth the $250-300