I put together a pretty good combo this winter. Ran 10.90's in good air and 11.1's in the heat. I did have the edelbrock aluminum heads.

Chrysler Steel Crank
6.760 Ohio Crank HBeam's
.030 SRP FT 10.5 to 1 Comp
Weiand Team G Intake with matched ports
Comp Cam
SOLID-Very strong mid and upper rpm
.016 .018
2500 to 6500
23-232-428 XS282S
244 252 duration @.050
Lift .520 .540 centerline 110º
Set it up at 110 centerline
1.5 ratio rockers
1 3/4 header tubes
5000 stall ATI 8"
28 x 9 x 15 slicks
4.10 gear
850 cfm Barry Grant Race Demon

IMO the heads are worth .3 on the track.

AJ