If you need tach, clock, gauge, speedo or radio work check out
www.tachman.com. I sent my factory tach to them thinking it needed repair.Gary Herbert, the owner called me and told me it only needed calibration. 50 bucks plus shipping. A few places I E-mailed quoted prices around 250 bucks, sight unseen, for repair. He's easy to deal with, and most of all, I trust him.