20-08-2022, 05:12 PM
(This post was last modified: 20-08-2022, 05:12 PM by Jeff Taylor.)
I believe Speedograph Richfield and Speedy Cables will make up speedo ratio adapters - though I imagine they'll be expensive. I agree with Austin Wood, easier and much cheaper to swap the face and hands. There's a variety of watch / clock hand removal tools available on ebay.