I HAVE A 1992 MERCURY 115 HP 4 CYLINDER.I HAVE A PROBLEM ON RESTART.IT'LL START WHEN IT IS COLD, IT WILL RUN FOR ABOUT 30 MINTUES OR SO THEN STALL OUT.IT WILL NOT START AGAIN UNTIL IT COOLS OFF.I HAVE CHECK FOR SPARK WHEN IT STALLS OUT AND HAVE FOUND NONE.WOULD ANYONE KNOW WHAT THE PROBLEM MITE BE?
