Carter Thermoquad

Here's a link to the Chrysler options:
http://www.edelbrock.com/automotive_new/mc/manifolds/chrysler/chrysler.shtml
2176 (non-EGR)
3776 is the small block Performer intake (EGR, 1972-86 only)
7176 "Will not accept stock Thermo-Quad carburetor."