Thread: More bits for project ' Queen '.
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Old Jan 11, 2015 | 09:39 PM
  #436  
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Rod-Tarry
Happily retired
 
Joined: Nov 2006
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From: Hampshire
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Originally Posted by jamie956
Have you looked at the GPS speedos unsure off accuracy but got to give you a better idea at top end over the std speedo, 52mm as well for pod mount.


http://www.speedhut.com/gauge/GR2-GP...r-Gauge-200mph

I have a Stack it was 2mph out from Datron at 206mph as its calibrated to tyre diameter.