back in the 80's it was a law that the speedo's only go to 85. if you look close it stops reading at 85 but has more room to go faster. I think you can get new gauge faces for it that will go higher. I am just planning on puting new speedo in mine.
A forum community dedicated to Ford Mustang owners and enthusiasts. Come join the discussion about performance, builds, modifications, reviews, engine swaps, classifieds, troubleshooting, maintenance, and more!