Basic 440 Build

Specs:

1977 440 and 727 Trans out of a New Yorker (7-1-1977)
Pad 8T440 E 1-12
Weiand 8009 intake with EDL 750 with electric choke
Stock 452 Heads, 3 angle valve job, stock 1.5 rockers
Polished cast crank
New .040 Speed Pro Flat tops with new rings, stock rods
fresh machine work with new freeze plugs
Stock water pump
Stock pan with new pick up and melling HV oil pump with windage tray
All new electronics and starter
MP Purpleshaft cam http://www.summitracing.com/parts/dcc-5007698
All new bearings and seals
Freshened trans with 2600 stall new converter

What brand of headers are those, size, ect.?