When you mess around with cars as much as we do, sooner or later youll need to have a driveshaft reworked to re-establish the correct center-to-center dimension. A lucky few with the right skills can do this at home, but the rest of us require the services of an upstanding driveshaft shop. If youre unaware of a facility in your area, check with the transmission shopsthey will usually tell you whom they use. Our man Randy Bryan (Driveshaft Specialist, Azusa, California) showed us some things to consider along the way.