what converter should i buy???????

Hi guys,i am building a 451 lowdeck stroker to go into my 73 barracuda,the cam is comp cams extreme energy 285hl 241@ 50 247@ 50,manifold is m1 single plane,compression about 10;1,rear gears 4:10,trans is full manualised,ijust want to buy a off the shelf converter from mancini,they sell coan,tci and turbo action brands,could someone recommend one off there site as i,m ready to put in an order with them and want to include buying a converter ,i,m thinking a 10 inch 3800 stall????????? whatdya reckon
Author: matty wardle