I'm looking to buy a new front heater core for my 1982 fj40. so far sor and ccot are the only places that have them. sor wants 323 new and 75 used. ccot only wants 99 new. does anyone else sell New heater cores. i did try cruiserparts.net but havent heard back from them..why is ccots only 99 and sors over300.. thanks.