I've run a 732 in my Performer for about five months. I've had no problems. Drill a hole, don't run it through the top vent. Treat the probes very gently. Wipe off with an alcohol swab, don't "wash" them.
1992 Red Performer,Brinkmann Trailmaster Vertical, Ducane Gasser, Smokey Joe, OTG, Turkey Fryer, Mav 732, Red Thermapop, KCBS Member, USMC, War Eagle!