WE HAVE A 78 CJ 7 THAT DIES WHEN IT HAS BEEN RUNNING FOR ABOUT 10 MINUTES AND WONT START BACK UP TILL IT COOLS DOWN, HERE IS WHAT WE'VE DONE TO IT, WE HAVE REPLACED SPARK PLUGS, DISTRIBUTOR CAP, THE IGNITION MODULE, THE COILS, AND NOTHING SEEMS TO BE HELPING, DOES ANYONE HAVE ANY SUGGESTIONS FOR US. THANKS