Blew it up need sugistions

Well the 440 in my duster blew ( block still good I hope ) up need some ideas
1. do I buy a 500 wedge from mopar
2. buy all the componest from hughes
3. order a complete coustom

looking for above 500 hp.

If I go with option 2 will Eldbrock performer heads work with the herb McLandles headers I have & is a .660 soild roller to much cam.