Seems to me if you get good at that,there's some money to be made from it. I've seen what they want for their conversion kits! I don't know much about tri-power carbs,so I'm no help to you,but I'll cheer ya on.Go for it,bro!
Speed


1954 GMC 350
1957 GMC 1/2 ton
1962 Chevy C-30
1952 Chevy 6400 dump bed project truck
'98 Harley FLSTC
'66 Pontiac Catalina
'76 Chevy 1 ton Duallie
'84 Bronco II
'78 Dodge W-200
'81 Toyota 4X4 truck