looking for 8 3/4 center

ok guys new plan, i know some of you guys are looking for something like this.what i have is a edelbrock d64 dualquad intake with two 450 carter carbs,intake bolt holes are slotted,so it was on my 360.otherwise in good shape, im willing to swap for the 8 3/4 center im looking for.i dont have the linkage,fuel line, or breathers.i ran this set up about 5 years ago carbs worked good at the time.been sitting around in garage for awhile, made need rebuilt.will try to get pics in next couple days.