ON MAY 5th, numerous stock cars will start out from Ciudad Juarez, Mexico, (across the border from El Paso, Texas) on a five-day, 2178-mile international speed trial to the southern border. The race, inaugurating the completion of the Pan-American Highway System in Mexico, will finish on May 9th in El Ocotal, a small town on the Guatemalan frontier.
The race will be run in eight legs, one each on the first and last days, and two each (divided by a half-hour rest period) on the other three days (see map). To be eligible for the main prizes, entrants must maintain a minimum speed of 50 mph on each leg.
Based entirely on speed, prize money is as follows: (1) $17,341, (2) $11,560, (3) $5,780. Small prizes will also be awarded…