I gravitated into the repair business myself and eventually he and I built a conversion kit to replace faulty master cylinders on older Deutz tractors,” says Dennis Burkholder of Hopkinsville, Kentucky.īurkholder says their kit is a replacement for Deutz tractors in the 80-06, 90-06, 100-06 and 130-06 series. “My dad was a fulltime farmer and part time mechanic, and since Deutz tractors were popular around here, he repaired quite a few of them.