philthethrill

i have a rev up vortech with a fluid dampr crank pulley, 2.87 serp and im wondering what size belt. i dont have car in my possesion its in the shop and im trying to be helpful . i had a 92 3/4 i believe on before with the stock crank and 2.87 and had to put it on with a pry bar. I want the same fitment with new crank so i have full adjustment with the idler. quick help and no flame would be much appreciated