Charles Gabus Ford in Des Moines, Iowa had a bran new 1970 Mustang Sidewinder on their lot! It was advertised as having a 351ci 4V engine, power steering, competition suspension, traction lock differential, and a shaker hood scoop. This ad is from the January 1, 1971 edition of the Des Moines Register. They had it discounted to $3237.00 from $3685.70. That's a 12% discount! Someone got a great deal! Charles Gabus Ford was running a sale to reduce inventory on their 1970 models.