I'm doing a 283 bulidup with 305 heads.. im thinking about going with a single plane intake..

im looking for a cam that will match my motor..
here are a few specs that i need somebody to help me decipher through

Intake Dur@.050 : Exaust Dur@.050 : Lift IN :Lift Ex : Lobe Cnr
1. 214 214 .443 .443 112
2. 214 224 .443 .465 112
3. 220 220 .429 .429 110
4. 216 228 .543 .480 112
5. 223 223 .447 .447 114
6. 224 234 .465 .488 112
7. 230 230 .480 .480 109
8. 232 234 .490 .490 108

Any body who knows about cams.. tell me if any of these are with in reason or any suggestions...