440 build help

its a 71 newyorker so im hoping better comp? and joedust the tires im running are bout 29.6" tall i belive. and just by chance does anyone know the heads they ran on 71? and i am new to this i know what the stall in converters is but what does the inch size of the converter deal with cuz i know on my small block i think its 11" 2200-2400 stall might sound dumb but if anyone could let me know..thanks for the input joedust anyone else?