... Ind., has introduced a new grinder-mixer equipped with Letz 225X cutting-type grinder for 35-50 hp tractors, or the 220X grinder ... For More (totalis Circle (314) on Reply Card Powell Announces New Twin-Row Transplanter The new Model 40 Twin-Row ... The Powell 40 consists of two closely connected automatic transplanting units which are adjustable to plant in 12, 14, 16, 18 or 20-inch rows. ... The new generator plants are powered by single-cylinder, air-cooled Onan engines.