In reply to Streetwiseguy :
Isn’t there an app for that?
In reply to PowerKraut :
I bet there is, but who wouldn't want to be twisting a paper disc at 50mph on a rough road?
I've never seen one of those before. I have a Stevens Wheel.
https://stevemckelvie.wordpress.com/2018/03/20/stevens-rally-indicator-a-useful-circular-slide-rule-for-rallying/
Hey! It's a slide rule!
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s110racer's 200SX
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