Jennerstown, PA—July 4, 2001—Due to persistent rain showers, the racing action at Jennerstown Speedway was cancelled.  The entire D.C. Guelich Fourth of July race night program will be run on Saturday, July 7, 2001 in conjunction with Allied Milk Producers.  The 35-lap Brown Timber & Land Street Stock race originally scheduled for July 7 will be rescheduled for a future race day.    Spectator gates will open at 4 p.m. and racing will begin at 7 p.m.