[Ian Comerford]

Originally Posted by Tea Tray

I used a VDO 332 304 007 001 dated 9/72. It’s a push-in gauge
The hole size is about 2-1/4” and the bezel is about 2-1/2” It looks nice being bigger than a 2-1/16 gauge
Not sure where I found it.

Good tip, thanks for sharing. They seem to be readily available and aren’t expensive. https://www.google.co.uk/search?q=VDO+332+304+007+001&ie=UTF-8&oe=UTF-8&hl=en-gb&client=safari