Courier, the S-7 must have inherited some Helio spirit, since it also is very STOL. Built with keeping-it-simple in mind the original plane weighed in at only 390 pounds with a 503 Rotax. It flew very well for the low horsepower, but soon was fitted to the 65 HP 532. Over the years the basic plane stayed true to form, a light, simple plane, with traditional construction, minus the traditional headaches. However, in 2001 the S-7C, a much-refined version, was certified under the primary category. …