so i need to upgrade my driveshafts, yokes, joints, ect, but i dont want to do axles. how much torque and hp, can the stock 72' k5 take? where would the best place to get new upgrade yokes, driveshafts, ect, be from, as i dont do any off roading, i got a 400 sbc with sm465/np205, all stock. just if i try to do a burn out, the driveshaft snaps. thanks guys.