Hey guys anny one hear have anny good tips on racing a old poly?

I did one a few years back for my 1965 Coronet 4 door, bored .030 over with a 4.00 crank 390ci reground the stock cam
TTI headers
two 500 Edy carbs
slightly ported heads

with 3.91 gear and a set of 26" BFG drag radial ran 13.90 @100 with the tranny not shifting till you let off, and the carbs wer a mess, tuned er up now and lookin for 12s
weight 3900 lbs

I hear thay make new cams now? annyone hear the same?

Im also lookin for a Weiand dual 4bbl intake for it, I already have the cast iron one.

Anny tips or tricks would help.